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Glama

Plan a trotro route

plan_trotro_route
Read-onlyIdempotent

Plan trotro journeys in Ghana, including fares, walking legs, transfers, and boarding instructions. Prefer plan_public_transport, which also covers buses in Great Britain.

Input Schema

NameRequiredDescriptionDefault
pickupYesPickup coordinates
destinationYesDestination coordinates

Output Schema

NameRequiredDescriptionDefault
routesYes
completeYes
skipNoteNo
routeCountsYes
routesRequiringRideConnectionYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed2 schema fields changed
    • changedOutput schema / properties / routes / items / properties / steps / items / oneOf
      Previous value: -[
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "distanceMeters": {
      -        "type": "number"
      -      },
      -      "durationMinutes": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "roadCrossings": {
      -        "items": {
      -          "additionalProperties": false,
      -          "properties": {
      -            "confidence": {
      -              "const": "high",
      -              "type": "string"
      -            },
      -            "distanceFromStartMeters": {
      -              "minimum": 0,
      -              "type": "number"
      -            },
      -            "evidence": {
      -              "enum": [
      -                "mapped-crossing",
      -                "short-road-traversal"
      -              ],
      -              "type": "string"
      -            },
      -            "location": {
      -              "additionalProperties": false,
      -              "properties": {
      -                "lat": {
      -                  "description": "Latitude in decimal degrees",
      -                  "maximum": 90,
      -                  "minimum": -90,
      -                  "type": "number"
      -                },
      -                "lng": {
      -                  "description": "Longitude in decimal degrees",
      -                  "maximum": 180,
      -                  "minimum": -180,
      -                  "type": "number"
      -                }
      -              },
      -              "required": [
      -                "lat",
      -                "lng"
      -              ],
      -              "type": "object"
      -            }
      -          },
      -          "required": [
      -            "location",
      -            "distanceFromStartMeters",
      -            "evidence",
      -            "confidence"
      -          ],
      -          "type": "object"
      -        },
      -        "type": "array"
      -      },
      -      "roadCrossingsTotal": {
      -        "maximum": 9007199254740991,
      -        "minimum": 0,
      -        "type": "integer"
      -      },
      -      "roadCrossingsTruncated": {
      -        "type": "boolean"
      -      },
      -      "toStop": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "type": {
      -        "const": "walk",
      -        "type": "string"
      -      },
      -      "unverifiedEndpointMeters": {
      -        "minimum": 0,
      -        "type": "number"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "toStop"
      -    ],
      -    "type": "object"
      -  },
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "alightAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "alightingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "boardAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "boardingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "currency": {
      -        "type": "string"
      -      },
      -      "fare": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "route": {
      -        "type": "string"
      -      },
      -      "stopCount": {
      -        "type": "number"
      -      },
      -      "toward": {
      -        "type": "string"
      -      },
      -      "type": {
      -        "const": "ride",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "boardAt",
      -      "alightAt"
      -    ],
      -    "type": "object"
      -  }
      -]New value: +[
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "directDistanceOnly": {
      +        "const": true,
      +        "description": "The walk could not be mapped, so its distance is the straight-line distance.",
      +        "type": "boolean"
      +      },
      +      "distanceMeters": {
      +        "type": "number"
      +      },
      +      "durationMinutes": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "roadCrossings": {
      +        "items": {
      +          "additionalProperties": false,
      +          "properties": {
      +            "confidence": {
      +              "const": "high",
      +              "type": "string"
      +            },
      +            "distanceFromStartMeters": {
      +              "minimum": 0,
      +              "type": "number"
      +            },
      +            "evidence": {
      +              "enum": [
      +                "mapped-crossing",
      +                "short-road-traversal"
      +              ],
      +              "type": "string"
      +            },
      +            "location": {
      +              "additionalProperties": false,
      +              "properties": {
      +                "lat": {
      +                  "description": "Latitude in decimal degrees",
      +                  "maximum": 90,
      +                  "minimum": -90,
      +                  "type": "number"
      +                },
      +                "lng": {
      +                  "description": "Longitude in decimal degrees",
      +                  "maximum": 180,
      +                  "minimum": -180,
      +                  "type": "number"
      +                }
      +              },
      +              "required": [
      +                "lat",
      +                "lng"
      +              ],
      +              "type": "object"
      +            }
      +          },
      +          "required": [
      +            "location",
      +            "distanceFromStartMeters",
      +            "evidence",
      +            "confidence"
      +          ],
      +          "type": "object"
      +        },
      +        "type": "array"
      +      },
      +      "roadCrossingsTotal": {
      +        "maximum": 9007199254740991,
      +        "minimum": 0,
      +        "type": "integer"
      +      },
      +      "roadCrossingsTruncated": {
      +        "type": "boolean"
      +      },
      +      "toStop": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "type": {
      +        "const": "walk",
      +        "type": "string"
      +      },
      +      "unverifiedEndpointMeters": {
      +        "minimum": 0,
      +        "type": "number"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "toStop"
      +    ],
      +    "type": "object"
      +  },
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "alightAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "alightingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "boardAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "boardingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "currency": {
      +        "type": "string"
      +      },
      +      "fare": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "route": {
      +        "type": "string"
      +      },
      +      "stopCount": {
      +        "type": "number"
      +      },
      +      "toward": {
      +        "type": "string"
      +      },
      +      "type": {
      +        "const": "ride",
      +        "type": "string"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "boardAt",
      +      "alightAt"
      +    ],
      +    "type": "object"
      +  }
      +]
    • changedOutput schema / properties / routesRequiringRideConnection / items / properties / steps / items / oneOf
      Previous value: -[
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "distanceMeters": {
      -        "type": "number"
      -      },
      -      "durationMinutes": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "roadCrossings": {
      -        "items": {
      -          "additionalProperties": false,
      -          "properties": {
      -            "confidence": {
      -              "const": "high",
      -              "type": "string"
      -            },
      -            "distanceFromStartMeters": {
      -              "minimum": 0,
      -              "type": "number"
      -            },
      -            "evidence": {
      -              "enum": [
      -                "mapped-crossing",
      -                "short-road-traversal"
      -              ],
      -              "type": "string"
      -            },
      -            "location": {
      -              "additionalProperties": false,
      -              "properties": {
      -                "lat": {
      -                  "description": "Latitude in decimal degrees",
      -                  "maximum": 90,
      -                  "minimum": -90,
      -                  "type": "number"
      -                },
      -                "lng": {
      -                  "description": "Longitude in decimal degrees",
      -                  "maximum": 180,
      -                  "minimum": -180,
      -                  "type": "number"
      -                }
      -              },
      -              "required": [
      -                "lat",
      -                "lng"
      -              ],
      -              "type": "object"
      -            }
      -          },
      -          "required": [
      -            "location",
      -            "distanceFromStartMeters",
      -            "evidence",
      -            "confidence"
      -          ],
      -          "type": "object"
      -        },
      -        "type": "array"
      -      },
      -      "roadCrossingsTotal": {
      -        "maximum": 9007199254740991,
      -        "minimum": 0,
      -        "type": "integer"
      -      },
      -      "roadCrossingsTruncated": {
      -        "type": "boolean"
      -      },
      -      "toStop": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "type": {
      -        "const": "walk",
      -        "type": "string"
      -      },
      -      "unverifiedEndpointMeters": {
      -        "minimum": 0,
      -        "type": "number"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "toStop"
      -    ],
      -    "type": "object"
      -  },
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "alightAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "alightingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "boardAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "boardingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "currency": {
      -        "type": "string"
      -      },
      -      "fare": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "route": {
      -        "type": "string"
      -      },
      -      "stopCount": {
      -        "type": "number"
      -      },
      -      "toward": {
      -        "type": "string"
      -      },
      -      "type": {
      -        "const": "ride",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "boardAt",
      -      "alightAt"
      -    ],
      -    "type": "object"
      -  }
      -]New value: +[
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "directDistanceOnly": {
      +        "const": true,
      +        "description": "The walk could not be mapped, so its distance is the straight-line distance.",
      +        "type": "boolean"
      +      },
      +      "distanceMeters": {
      +        "type": "number"
      +      },
      +      "durationMinutes": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "roadCrossings": {
      +        "items": {
      +          "additionalProperties": false,
      +          "properties": {
      +            "confidence": {
      +              "const": "high",
      +              "type": "string"
      +            },
      +            "distanceFromStartMeters": {
      +              "minimum": 0,
      +              "type": "number"
      +            },
      +            "evidence": {
      +              "enum": [
      +                "mapped-crossing",
      +                "short-road-traversal"
      +              ],
      +              "type": "string"
      +            },
      +            "location": {
      +              "additionalProperties": false,
      +              "properties": {
      +                "lat": {
      +                  "description": "Latitude in decimal degrees",
      +                  "maximum": 90,
      +                  "minimum": -90,
      +                  "type": "number"
      +                },
      +                "lng": {
      +                  "description": "Longitude in decimal degrees",
      +                  "maximum": 180,
      +                  "minimum": -180,
      +                  "type": "number"
      +                }
      +              },
      +              "required": [
      +                "lat",
      +                "lng"
      +              ],
      +              "type": "object"
      +            }
      +          },
      +          "required": [
      +            "location",
      +            "distanceFromStartMeters",
      +            "evidence",
      +            "confidence"
      +          ],
      +          "type": "object"
      +        },
      +        "type": "array"
      +      },
      +      "roadCrossingsTotal": {
      +        "maximum": 9007199254740991,
      +        "minimum": 0,
      +        "type": "integer"
      +      },
      +      "roadCrossingsTruncated": {
      +        "type": "boolean"
      +      },
      +      "toStop": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "type": {
      +        "const": "walk",
      +        "type": "string"
      +      },
      +      "unverifiedEndpointMeters": {
      +        "minimum": 0,
      +        "type": "number"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "toStop"
      +    ],
      +    "type": "object"
      +  },
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "alightAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "alightingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "boardAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "boardingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "currency": {
      +        "type": "string"
      +      },
      +      "fare": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "route": {
      +        "type": "string"
      +      },
      +      "stopCount": {
      +        "type": "number"
      +      },
      +      "toward": {
      +        "type": "string"
      +      },
      +      "type": {
      +        "const": "ride",
      +        "type": "string"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "boardAt",
      +      "alightAt"
      +    ],
      +    "type": "object"
      +  }
      +]
  2. Changed16 schema fields changed
    • addedOutput schema / properties / routes / items / properties / arrivalTime
      Added value: +{
      +  "type": "string"
      +}
    • addedOutput schema / properties / routes / items / properties / departureTime
      Added value: +{
      +  "type": "string"
      +}
    • addedOutput schema / properties / routes / items / properties / fareRange
      Added value: +{
      +  "additionalProperties": false,
      +  "properties": {
      +    "max": {
      +      "type": "number"
      +    },
      +    "min": {
      +      "type": "number"
      +    }
      +  },
      +  "required": [
      +    "min",
      +    "max"
      +  ],
      +  "type": "object"
      +}
    • addedOutput schema / properties / routes / items / properties / segments / items / properties / arrivalTime
      Added value: +{
      +  "description": "Timetabled bus arrival, ISO 8601",
      +  "type": "string"
      +}
    • addedOutput schema / properties / routes / items / properties / segments / items / properties / departureTime
      Added value: +{
      +  "description": "Timetabled bus departure, ISO 8601",
      +  "type": "string"
      +}
    • addedOutput schema / properties / routes / items / properties / segments / items / properties / fareBasis
      Added value: +{
      +  "description": "How the bus fare was set: the operator's published single, a local flat fare, an estimate at England's national fare cap, or unavailable",
      +  "enum": [
      +    "operator-published",
      +    "local-flat-fare",
      +    "national-fare-cap-estimate",
      +    "unavailable"
      +  ],
      +  "type": "string"
      +}
    • addedOutput schema / properties / routes / items / properties / segments / items / properties / fareMin
      Added value: +{
      +  "description": "Lowest listed bus fare when the operator lists several",
      +  "type": "number"
      +}
    • addedOutput schema / properties / routes / items / properties / timeZone
      Added value: +{
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / arrivalTime
      Added value: +{
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / departureTime
      Added value: +{
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / fareRange
      Added value: +{
      +  "additionalProperties": false,
      +  "properties": {
      +    "max": {
      +      "type": "number"
      +    },
      +    "min": {
      +      "type": "number"
      +    }
      +  },
      +  "required": [
      +    "min",
      +    "max"
      +  ],
      +  "type": "object"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / segments / items / properties / arrivalTime
      Added value: +{
      +  "description": "Timetabled bus arrival, ISO 8601",
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / segments / items / properties / departureTime
      Added value: +{
      +  "description": "Timetabled bus departure, ISO 8601",
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / segments / items / properties / fareBasis
      Added value: +{
      +  "description": "How the bus fare was set: the operator's published single, a local flat fare, an estimate at England's national fare cap, or unavailable",
      +  "enum": [
      +    "operator-published",
      +    "local-flat-fare",
      +    "national-fare-cap-estimate",
      +    "unavailable"
      +  ],
      +  "type": "string"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / segments / items / properties / fareMin
      Added value: +{
      +  "description": "Lowest listed bus fare when the operator lists several",
      +  "type": "number"
      +}
    • addedOutput schema / properties / routesRequiringRideConnection / items / properties / timeZone
      Added value: +{
      +  "type": "string"
      +}
  3. Changed3 schema fields changed
    • changedOutput schema / properties / routes / items / properties / steps / items / oneOf
      Previous value: -[
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "distanceMeters": {
      -        "type": "number"
      -      },
      -      "durationMinutes": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "roadCrossings": {
      -        "items": {
      -          "additionalProperties": false,
      -          "properties": {
      -            "confidence": {
      -              "const": "high",
      -              "type": "string"
      -            },
      -            "distanceFromStartMeters": {
      -              "minimum": 0,
      -              "type": "number"
      -            },
      -            "evidence": {
      -              "enum": [
      -                "mapped-crossing",
      -                "short-road-traversal"
      -              ],
      -              "type": "string"
      -            },
      -            "location": {
      -              "additionalProperties": false,
      -              "properties": {
      -                "lat": {
      -                  "description": "Latitude in decimal degrees",
      -                  "maximum": 90,
      -                  "minimum": -90,
      -                  "type": "number"
      -                },
      -                "lng": {
      -                  "description": "Longitude in decimal degrees",
      -                  "maximum": 180,
      -                  "minimum": -180,
      -                  "type": "number"
      -                }
      -              },
      -              "required": [
      -                "lat",
      -                "lng"
      -              ],
      -              "type": "object"
      -            }
      -          },
      -          "required": [
      -            "location",
      -            "distanceFromStartMeters",
      -            "evidence",
      -            "confidence"
      -          ],
      -          "type": "object"
      -        },
      -        "type": "array"
      -      },
      -      "roadCrossingsTotal": {
      -        "maximum": 9007199254740991,
      -        "minimum": 0,
      -        "type": "integer"
      -      },
      -      "roadCrossingsTruncated": {
      -        "type": "boolean"
      -      },
      -      "toStop": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "type": {
      -        "const": "walk",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "toStop"
      -    ],
      -    "type": "object"
      -  },
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "alightAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "alightingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "boardAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "boardingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "currency": {
      -        "type": "string"
      -      },
      -      "fare": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "route": {
      -        "type": "string"
      -      },
      -      "stopCount": {
      -        "type": "number"
      -      },
      -      "toward": {
      -        "type": "string"
      -      },
      -      "type": {
      -        "const": "ride",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "boardAt",
      -      "alightAt"
      -    ],
      -    "type": "object"
      -  }
      -]New value: +[
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "distanceMeters": {
      +        "type": "number"
      +      },
      +      "durationMinutes": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "roadCrossings": {
      +        "items": {
      +          "additionalProperties": false,
      +          "properties": {
      +            "confidence": {
      +              "const": "high",
      +              "type": "string"
      +            },
      +            "distanceFromStartMeters": {
      +              "minimum": 0,
      +              "type": "number"
      +            },
      +            "evidence": {
      +              "enum": [
      +                "mapped-crossing",
      +                "short-road-traversal"
      +              ],
      +              "type": "string"
      +            },
      +            "location": {
      +              "additionalProperties": false,
      +              "properties": {
      +                "lat": {
      +                  "description": "Latitude in decimal degrees",
      +                  "maximum": 90,
      +                  "minimum": -90,
      +                  "type": "number"
      +                },
      +                "lng": {
      +                  "description": "Longitude in decimal degrees",
      +                  "maximum": 180,
      +                  "minimum": -180,
      +                  "type": "number"
      +                }
      +              },
      +              "required": [
      +                "lat",
      +                "lng"
      +              ],
      +              "type": "object"
      +            }
      +          },
      +          "required": [
      +            "location",
      +            "distanceFromStartMeters",
      +            "evidence",
      +            "confidence"
      +          ],
      +          "type": "object"
      +        },
      +        "type": "array"
      +      },
      +      "roadCrossingsTotal": {
      +        "maximum": 9007199254740991,
      +        "minimum": 0,
      +        "type": "integer"
      +      },
      +      "roadCrossingsTruncated": {
      +        "type": "boolean"
      +      },
      +      "toStop": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "type": {
      +        "const": "walk",
      +        "type": "string"
      +      },
      +      "unverifiedEndpointMeters": {
      +        "minimum": 0,
      +        "type": "number"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "toStop"
      +    ],
      +    "type": "object"
      +  },
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "alightAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "alightingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "boardAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "boardingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "currency": {
      +        "type": "string"
      +      },
      +      "fare": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "route": {
      +        "type": "string"
      +      },
      +      "stopCount": {
      +        "type": "number"
      +      },
      +      "toward": {
      +        "type": "string"
      +      },
      +      "type": {
      +        "const": "ride",
      +        "type": "string"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "boardAt",
      +      "alightAt"
      +    ],
      +    "type": "object"
      +  }
      +]
    • changedOutput schema / properties / routesRequiringRideConnection / items / properties / steps / items / oneOf
      Previous value: -[
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "distanceMeters": {
      -        "type": "number"
      -      },
      -      "durationMinutes": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "roadCrossings": {
      -        "items": {
      -          "additionalProperties": false,
      -          "properties": {
      -            "confidence": {
      -              "const": "high",
      -              "type": "string"
      -            },
      -            "distanceFromStartMeters": {
      -              "minimum": 0,
      -              "type": "number"
      -            },
      -            "evidence": {
      -              "enum": [
      -                "mapped-crossing",
      -                "short-road-traversal"
      -              ],
      -              "type": "string"
      -            },
      -            "location": {
      -              "additionalProperties": false,
      -              "properties": {
      -                "lat": {
      -                  "description": "Latitude in decimal degrees",
      -                  "maximum": 90,
      -                  "minimum": -90,
      -                  "type": "number"
      -                },
      -                "lng": {
      -                  "description": "Longitude in decimal degrees",
      -                  "maximum": 180,
      -                  "minimum": -180,
      -                  "type": "number"
      -                }
      -              },
      -              "required": [
      -                "lat",
      -                "lng"
      -              ],
      -              "type": "object"
      -            }
      -          },
      -          "required": [
      -            "location",
      -            "distanceFromStartMeters",
      -            "evidence",
      -            "confidence"
      -          ],
      -          "type": "object"
      -        },
      -        "type": "array"
      -      },
      -      "roadCrossingsTotal": {
      -        "maximum": 9007199254740991,
      -        "minimum": 0,
      -        "type": "integer"
      -      },
      -      "roadCrossingsTruncated": {
      -        "type": "boolean"
      -      },
      -      "toStop": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "type": {
      -        "const": "walk",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "toStop"
      -    ],
      -    "type": "object"
      -  },
      -  {
      -    "additionalProperties": false,
      -    "properties": {
      -      "alightAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "alightingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "boardAt": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "lat": {
      -                "type": "number"
      -              },
      -              "lng": {
      -                "type": "number"
      -              },
      -              "name": {
      -                "type": "string"
      -              }
      -            },
      -            "type": "object"
      -          },
      -          {
      -            "type": "null"
      -          }
      -        ]
      -      },
      -      "boardingRoadCrossing": {
      -        "anyOf": [
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "confidence": {
      -                "const": "high",
      -                "type": "string"
      -              },
      -              "status": {
      -                "const": "required",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status",
      -              "confidence"
      -            ],
      -            "type": "object"
      -          },
      -          {
      -            "additionalProperties": false,
      -            "properties": {
      -              "status": {
      -                "const": "unknown",
      -                "type": "string"
      -              }
      -            },
      -            "required": [
      -              "status"
      -            ],
      -            "type": "object"
      -          }
      -        ]
      -      },
      -      "currency": {
      -        "type": "string"
      -      },
      -      "fare": {
      -        "type": "number"
      -      },
      -      "instruction": {
      -        "type": "string"
      -      },
      -      "route": {
      -        "type": "string"
      -      },
      -      "stopCount": {
      -        "type": "number"
      -      },
      -      "toward": {
      -        "type": "string"
      -      },
      -      "type": {
      -        "const": "ride",
      -        "type": "string"
      -      }
      -    },
      -    "required": [
      -      "type",
      -      "boardAt",
      -      "alightAt"
      -    ],
      -    "type": "object"
      -  }
      -]New value: +[
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "distanceMeters": {
      +        "type": "number"
      +      },
      +      "durationMinutes": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "roadCrossings": {
      +        "items": {
      +          "additionalProperties": false,
      +          "properties": {
      +            "confidence": {
      +              "const": "high",
      +              "type": "string"
      +            },
      +            "distanceFromStartMeters": {
      +              "minimum": 0,
      +              "type": "number"
      +            },
      +            "evidence": {
      +              "enum": [
      +                "mapped-crossing",
      +                "short-road-traversal"
      +              ],
      +              "type": "string"
      +            },
      +            "location": {
      +              "additionalProperties": false,
      +              "properties": {
      +                "lat": {
      +                  "description": "Latitude in decimal degrees",
      +                  "maximum": 90,
      +                  "minimum": -90,
      +                  "type": "number"
      +                },
      +                "lng": {
      +                  "description": "Longitude in decimal degrees",
      +                  "maximum": 180,
      +                  "minimum": -180,
      +                  "type": "number"
      +                }
      +              },
      +              "required": [
      +                "lat",
      +                "lng"
      +              ],
      +              "type": "object"
      +            }
      +          },
      +          "required": [
      +            "location",
      +            "distanceFromStartMeters",
      +            "evidence",
      +            "confidence"
      +          ],
      +          "type": "object"
      +        },
      +        "type": "array"
      +      },
      +      "roadCrossingsTotal": {
      +        "maximum": 9007199254740991,
      +        "minimum": 0,
      +        "type": "integer"
      +      },
      +      "roadCrossingsTruncated": {
      +        "type": "boolean"
      +      },
      +      "toStop": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "type": {
      +        "const": "walk",
      +        "type": "string"
      +      },
      +      "unverifiedEndpointMeters": {
      +        "minimum": 0,
      +        "type": "number"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "toStop"
      +    ],
      +    "type": "object"
      +  },
      +  {
      +    "additionalProperties": false,
      +    "properties": {
      +      "alightAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "alightingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "boardAt": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "lat": {
      +                "type": "number"
      +              },
      +              "lng": {
      +                "type": "number"
      +              },
      +              "name": {
      +                "type": "string"
      +              }
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ]
      +      },
      +      "boardingRoadCrossing": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "confidence": {
      +                "const": "high",
      +                "type": "string"
      +              },
      +              "status": {
      +                "const": "required",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status",
      +              "confidence"
      +            ],
      +            "type": "object"
      +          },
      +          {
      +            "additionalProperties": false,
      +            "properties": {
      +              "status": {
      +                "const": "unknown",
      +                "type": "string"
      +              }
      +            },
      +            "required": [
      +              "status"
      +            ],
      +            "type": "object"
      +          }
      +        ]
      +      },
      +      "currency": {
      +        "type": "string"
      +      },
      +      "fare": {
      +        "type": "number"
      +      },
      +      "instruction": {
      +        "type": "string"
      +      },
      +      "route": {
      +        "type": "string"
      +      },
      +      "stopCount": {
      +        "type": "number"
      +      },
      +      "toward": {
      +        "type": "string"
      +      },
      +      "type": {
      +        "const": "ride",
      +        "type": "string"
      +      }
      +    },
      +    "required": [
      +      "type",
      +      "boardAt",
      +      "alightAt"
      +    ],
      +    "type": "object"
      +  }
      +]
    • addedOutput schema / properties / skipNote
      Added value: +{
      +  "type": "string"
      +}
  4. First observed

TDQS

A4.2/5.0
Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint, openWorldHint, idempotentHint, and destructiveHint=false, so safety is covered. The description adds genuinely new behavioral context: that results include fares, walking legs, transfers, and boarding instructions, telling the agent what a successful call yields beyond a bare route. It stops short of noting coverage limits within Ghana or failure modes for out-of-area coordinates.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Two sentences, zero filler, with the capability and scope stated first and the routing hint second. Every clause conveys information the agent needs.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

With an output schema present and rich annotations, the description need not explain return values, and its enumerations of fares and transfers plus the geographic scope make it callable as written. The only gap is unresolved ambiguity about whether plan_public_transport also serves Ghana, which affects tool selection.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100% with nested lat/lng objects, each property documented with type, bounds, and meaning. The description adds no additional semantics about the coordinates (no format hints, no note that both points must be in Ghana), so the schema does all the work.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description names a specific verb and resource (plan trotro journeys), scopes it geographically (Ghana), and enumerates what the plan contains: fares, walking legs, transfers, and boarding instructions. An agent can distinguish it from plan_public_transport and plan_trip without opening the schema.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

It explicitly names the alternative (plan_public_transport) and states a preference for it, which is real routing guidance rather than vague context. However, it never says when THIS tool is the right choice (that is, when trotro-specific detail or Ghana coverage requires it over the general planner), so the agent must infer that.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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