Added value: +"Hotels sorted by rank."

Previous value: -[
-  {
-    "additionalProperties": false,
-    "properties": {
-      "check_in": {
-        "type": "string"
-      },
-      "check_out": {
-        "type": "string"
-      },
-      "fetched_at": {
-        "type": "string"
-      },
-      "per_night_inr": {
-        "type": [
-          "number",
-          "null"
-        ]
-      },
-      "seller": {
-        "type": "string"
-      },
-      "source": {
-        "type": "string"
-      }
-    },
-    "required": [
-      "per_night_inr",
-      "seller",
-      "source",
-      "fetched_at",
-      "check_in",
-      "check_out"
-    ],
-    "type": "object"
-  },
-  {
-    "type": "null"
-  }
-]New value: +[
+  {
+    "additionalProperties": false,
+    "properties": {
+      "adults": {
+        "description": "Adults in that search.",
+        "type": "number"
+      },
+      "check_in": {
+        "description": "Check-in date of that search, YYYY-MM-DD.",
+        "type": "string"
+      },
+      "check_out": {
+        "description": "Check-out date of that search, YYYY-MM-DD.",
+        "type": "string"
+      },
+      "children_ages": {
+        "description": "Ages of children in that search.",
+        "items": {
+          "type": "number"
+        },
+        "type": "array"
+      },
+      "fetched_at": {
+        "description": "ISO time the source returned this price.",
+        "type": "string"
+      },
+      "per_night_inr": {
+        "description": "Per-night price converted to INR (null if no exchange rate).",
+        "type": [
+          "number",
+          "null"
+        ]
+      },
+      "seller": {
+        "description": "Booking site the price is from; the source id when the source names no seller.",
+        "type": "string"
+      },
+      "source": {
+        "description": "Id of the data source that returned the price.",
+        "type": "string"
+      }
+    },
+    "required": [
+      "per_night_inr",
+      "seller",
+      "source",
+      "fetched_at",
+      "check_in",
+      "check_out",
+      "adults",
+      "children_ages"
+    ],
+    "type": "object"
+  },
+  {
+    "type": "null"
+  }
+]

Previous value: -"Cheapest price from the search that returned this hotel, for that search's dates."New value: +"Lowest per-night INR price across sources from that search, for its dates and party."

Added value: +"hotel_id as given (null when the hotel was given by lat/lng)."

Added value: +"Hotel latitude."

Added value: +"Travel from this hotel to each place, in the order given."

Added value: +"Label of the origin."

Added value: +"Travel time after the traffic multiplier, minutes; equals minutes_raw for walking (null when no route)."

Added value: +"Free-flow travel time from the router, minutes (null when no route)."

Added value: +"Road distance along the route, km (null when no route was found)."

Added value: +"Straight-line distance, km."

Added value: +"Label of the destination."

Added value: +"Factor applied to free-flow drive time for traffic, higher in metro areas; 1 for walking."

Added value: +"Set when no route was found or a point is over 500 m from the nearest road."

Added value: +"Hotel longitude."

Added value: +"Hotel name (the coordinates when no name was given)."

Added value: +"Position by total_minutes, then per_night_inr; 1 is best."

Added value: +"Sum of minutes over all legs (null when any leg has no route)."

Added value: +"How times are computed, caveats and attribution."

Added value: +"IRCTC retiring-room booking portal."

Added value: +"Typical price ranges from secondary sources; not live."

Added value: +"Data source and search caveats."

Added value: +"IRCTC booking rules for retiring rooms."

Added value: +"Stations with IRCTC retiring rooms, nearest first."

Added value: +"Straight-line distance from the search place, km; 0 for the station itself."

Added value: +"Station latitude (null if unknown)."

Added value: +"Station longitude (null if unknown)."

Added value: +"Who runs the retiring rooms, as IRCTC lists it."

Added value: +"Station code."

Added value: +"Station name."

Added value: +"Every data source and its current status."

Added value: +"Why the source is disabled (null when enabled)."

Added value: +"Whether the source is in use."

Added value: +"Source id, as used in source fields elsewhere."

Added value: +"What the source provides: hotel-prices, hotel-locations, geocoding, routing, fx or dataset."

Previous value: -[
-  {
-    "additionalProperties": false,
-    "properties": {
-      "at": {
-        "type": "string"
-      },
-      "code": {
-        "type": "string"
-      },
-      "message": {
-        "type": "string"
-      }
-    },
-    "required": [
-      "at",
-      "code",
-      "message"
-    ],
-    "type": "object"
-  },
-  {
-    "type": "null"
-  }
-]New value: +[
+  {
+    "additionalProperties": false,
+    "properties": {
+      "at": {
+        "description": "ISO time of the error.",
+        "type": "string"
+      },
+      "code": {
+        "description": "Error code, e.g. UPSTREAM_UNAVAILABLE.",
+        "type": "string"
+      },
+      "message": {
+        "description": "What went wrong.",
+        "type": "string"
+      }
+    },
+    "required": [
+      "at",
+      "code",
+      "message"
+    ],
+    "type": "object"
+  },
+  {
+    "type": "null"
+  }
+]

Added value: +"The most recent failed call since the server started (null if none)."

Added value: +"ISO time of the last successful call since the server started (null if none)."

Added value: +"Known limitations of the source."

Added value: +"Human-readable source name."

Added value: +"Whether the source needs an API key."

Added value: +"true for an official API, false for an unofficial third-party endpoint with no SLA."

Added value: +"Calls left in the source's current quota window (null when the source has no tracked quota)."

Added value: +"Bundled datasets, with build date and licence."

Added value: +"When the dataset was built (null if unknown)."

Added value: +"What the dataset contains."

Added value: +"Dataset id."

Added value: +"Licence of the data."

Added value: +"Number of records in the dataset."

Added value: +"Where the data comes from."

Previous value: -"Guests in the room; searches are for one room."New value: +"Adults (18+) sharing the one room searched for."

Added value: +{
+  "default": [],
+  "description": "Ages (0–17) of children sharing that room, one entry per child, e.g. [6, 9]; empty for adults only.",
+  "items": {
+    "maximum": 17,
+    "minimum": 0,
+    "type": "integer"
+  },
+  "maxItems": 4,
+  "type": "array"
+}

Added value: +{
+  "default": 0,
+  "description": "Minimum guest rating in percent, e.g. 60 = 6.0/10 = 3.0/5. Default 0 (server setting); 0 turns the filter off. While on, hotels with no guest rating are left out.",
+  "maximum": 100,
+  "minimum": 0,
+  "type": "number"
+}

Added value: +"Minimum hotel class (official stars)."

Added value: +"Buffers used, price and routing caveats, and attribution."

Added value: +"One plan per requested stay, in trip order."

Added value: +"Where and when the traveller arrives."

Added value: +"Arrival or departure time in IST, ISO-8601 with +05:30."

Added value: +"Railway station code or airport IATA code (null when the place has none)."

Added value: +"Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates)."

Added value: +"Label of the point: as given, else its code or name."

Added value: +"Resolved place name."

Added value: +"Hotels for this stay, lowest score_inr first, then cheapest."

Added value: +"Hotel id as source:source_id of the first source that listed it."

Added value: +"Hotel latitude."

Added value: +"Latest time to leave the hotel, IST ISO-8601: departure minus drive time and the train or flight buffer."

Added value: +"Hotel longitude."

Added value: +"Traffic-adjusted drive from the arrival point, minutes (null when not routed)."

Added value: +"Traffic-adjusted drive to the departure point, minutes (null when not routed)."

Added value: +"Hotel name."

Added value: +"Lowest per-night INR price across sources."

Added value: +"Guest review score on a 0–10 scale (null if unrated)."

Added value: +"per_night_inr × nights plus both drives valued at value_of_time_inr_per_hour, INR; lower is better."

Added value: +"Booking site of per_night_inr; the source id when the source names no seller."

Added value: +"Official hotel class, 1–5 stars (null if unknown)."

Added value: +"Hotel check-in date, YYYY-MM-DD; the previous day for arrivals before 06:00 IST."

Added value: +"Hotel check-out date, YYYY-MM-DD."

Added value: +"Where and when the traveller leaves."

Added value: +"Arrival or departure time in IST, ISO-8601 with +05:30."

Added value: +"Railway station code or airport IATA code (null when the place has none)."

Added value: +"Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates)."

Added value: +"Label of the point: as given, else its code or name."

Added value: +"Resolved place name."

Added value: +"Nights between check_in and check_out."

Added value: +"Arrival or departure stations with IRCTC retiring rooms, listed only for 3–48 h stays."

Added value: +"Straight-line distance from the search place, km; 0 for the station itself."

Added value: +"Station latitude (null if unknown)."

Added value: +"Station longitude (null if unknown)."

Added value: +"Who runs the retiring rooms, as IRCTC lists it."

Added value: +"Station code."

Added value: +"Station name."

Added value: +"Labels of the points hotels were searched around: the arrival, and the departure when elsewhere."

Added value: +"Sources that did not answer for this stay, and why."

Added value: +"Error code, e.g. UPSTREAM_UNAVAILABLE or RATE_LIMITED."

Added value: +"What went wrong."

Added value: +"Id of the source that failed."

Added value: +"Stay number, from 1, in trip order."

Added value: +"Hours from arrival to departure, 1 decimal."

Added value: +"Late arrivals, early departures, short or same-day stays and empty results."

Added value: +"Places matching query, best first (empty when lat/lng was given)."

Added value: +"Railway station code or airport IATA code (null when the place has none)."

Added value: +"Extra detail, e.g. the airport's city, the bus operator, a halt marker or the geocoder's locality."

Added value: +"Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates)."

Added value: +"Latitude."

Added value: +"Longitude."

Added value: +"Place name."

Added value: +"Dataset or geocoder the place came from, e.g. openstreetmap, ourairports, or input for given coordinates."

Previous value: -[
-  {
-    "additionalProperties": false,
-    "properties": {
-      "airports": {
-        "items": {
-          "additionalProperties": false,
-          "properties": {
-            "code": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "context": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "distance_km": {
-              "type": "number"
-            },
-            "kind": {
-              "type": "string"
-            },
-            "lat": {
-              "type": "number"
-            },
-            "lng": {
-              "type": "number"
-            },
-            "name": {
-              "type": "string"
-            },
-            "source": {
-              "type": "string"
-            }
-          },
-          "required": [
-            "kind",
-            "name",
-            "code",
-            "context",
-            "lat",
-            "lng",
-            "source",
-            "distance_km"
-          ],
-          "type": "object"
-        },
-        "type": "array"
-      },
-      "bus_stations": {
-        "items": {
-          "additionalProperties": false,
-          "properties": {
-            "code": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "context": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "distance_km": {
-              "type": "number"
-            },
-            "kind": {
-              "type": "string"
-            },
-            "lat": {
-              "type": "number"
-            },
-            "lng": {
-              "type": "number"
-            },
-            "name": {
-              "type": "string"
-            },
-            "source": {
-              "type": "string"
-            }
-          },
-          "required": [
-            "kind",
-            "name",
-            "code",
-            "context",
-            "lat",
-            "lng",
-            "source",
-            "distance_km"
-          ],
-          "type": "object"
-        },
-        "type": "array"
-      },
-      "stations": {
-        "items": {
-          "additionalProperties": false,
-          "properties": {
-            "code": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "context": {
-              "type": [
-                "string",
-                "null"
-              ]
-            },
-            "distance_km": {
-              "type": "number"
-            },
-            "kind": {
-              "type": "string"
-            },
-            "lat": {
-              "type": "number"
-            },
-            "lng": {
-              "type": "number"
-            },
-            "name": {
-              "type": "string"
-            },
-            "source": {
-              "type": "string"
-            }
-          },
-          "required": [
-            "kind",
-            "name",
-            "code",
-            "context",
-            "lat",
-            "lng",
-            "source",
-            "distance_km"
-          ],
-          "type": "object"
-        },
-        "type": "array"
-      }
-    },
-    "required": [
-      "stations",
-      "airports",
-      "bus_stations"
-    ],
-    "type": "object"
-  },
-  {
-    "type": "null"
-  }
-]New value: +[
+  {
+    "additionalProperties": false,
+    "properties": {
+      "airports": {
+        "description": "Up to 2 nearest airports with IATA codes within 60 km.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "code": {
+              "description": "Railway station code or airport IATA code (null when the place has none).",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "context": {
+              "description": "Extra detail, e.g. the airport's city, the bus operator, a halt marker or the geocoder's locality.",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "distance_km": {
+              "description": "Straight-line distance from the given lat/lng, km.",
+              "type": "number"
+            },
+            "kind": {
+              "description": "Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates).",
+              "type": "string"
+            },
+            "lat": {
+              "description": "Latitude.",
+              "type": "number"
+            },
+            "lng": {
+              "description": "Longitude.",
+              "type": "number"
+            },
+            "name": {
+              "description": "Place name.",
+              "type": "string"
+            },
+            "source": {
+              "description": "Dataset or geocoder the place came from, e.g. openstreetmap, ourairports, or input for given coordinates.",
+              "type": "string"
+            }
+          },
+          "required": [
+            "kind",
+            "name",
+            "code",
+            "context",
+            "lat",
+            "lng",
+            "source",
+            "distance_km"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      },
+      "bus_stations": {
+        "description": "Up to 2 nearest bus stations within 5 km.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "code": {
+              "description": "Railway station code or airport IATA code (null when the place has none).",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "context": {
+              "description": "Extra detail, e.g. the airport's city, the bus operator, a halt marker or the geocoder's locality.",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "distance_km": {
+              "description": "Straight-line distance from the given lat/lng, km.",
+              "type": "number"
+            },
+            "kind": {
+              "description": "Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates).",
+              "type": "string"
+            },
+            "lat": {
+              "description": "Latitude.",
+              "type": "number"
+            },
+            "lng": {
+              "description": "Longitude.",
+              "type": "number"
+            },
+            "name": {
+              "description": "Place name.",
+              "type": "string"
+            },
+            "source": {
+              "description": "Dataset or geocoder the place came from, e.g. openstreetmap, ourairports, or input for given coordinates.",
+              "type": "string"
+            }
+          },
+          "required": [
+            "kind",
+            "name",
+            "code",
+            "context",
+            "lat",
+            "lng",
+            "source",
+            "distance_km"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      },
+      "stations": {
+        "description": "Up to 3 nearest railway stations within 10 km.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "code": {
+              "description": "Railway station code or airport IATA code (null when the place has none).",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "context": {
+              "description": "Extra detail, e.g. the airport's city, the bus operator, a halt marker or the geocoder's locality.",
+              "type": [
+                "string",
+                "null"
+              ]
+            },
+            "distance_km": {
+              "description": "Straight-line distance from the given lat/lng, km.",
+              "type": "number"
+            },
+            "kind": {
+              "description": "Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates).",
+              "type": "string"
+            },
+            "lat": {
+              "description": "Latitude.",
+              "type": "number"
+            },
+            "lng": {
+              "description": "Longitude.",
+              "type": "number"
+            },
+            "name": {
+              "description": "Place name.",
+              "type": "string"
+            },
+            "source": {
+              "description": "Dataset or geocoder the place came from, e.g. openstreetmap, ourairports, or input for given coordinates.",
+              "type": "string"
+            }
+          },
+          "required": [
+            "kind",
+            "name",
+            "code",
+            "context",
+            "lat",
+            "lng",
+            "source",
+            "distance_km"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      }
+    },
+    "required": [
+      "stations",
+      "airports",
+      "bus_stations"
+    ],
+    "type": "object"
+  },
+  {
+    "type": "null"
+  }
+]

Added value: +"Transport points near the given lat/lng, nearest first (null when query was given)."

Added value: +"Caveats, unavailable geocoders and attribution."

Previous value: -"Guests in the room; searches are for one room."New value: +"Adults (18+) sharing the one room searched for."

Added value: +{
+  "default": [],
+  "description": "Ages (0–17) of children sharing that room, one entry per child, e.g. [6, 9]; empty for adults only.",
+  "items": {
+    "maximum": 17,
+    "minimum": 0,
+    "type": "integer"
+  },
+  "maxItems": 4,
+  "type": "array"
+}

Added value: +{
+  "default": 0,
+  "description": "Minimum guest rating in percent, e.g. 60 = 6.0/10 = 3.0/5. Default 0 (server setting); 0 turns the filter off. While on, hotels with no guest rating are left out.",
+  "maximum": 100,
+  "minimum": 0,
+  "type": "number"
+}

Previous value: -"Minimum star rating."New value: +"Minimum hotel class (official stars)."

Added value: +"The resolved search place."

Added value: +"Railway station code or airport IATA code (null when the place has none)."

Added value: +"Extra detail, e.g. the airport's city, the bus operator, a halt marker or the geocoder's locality."

Added value: +"Kind of place: station, airport, bus_station, landmark, locality or point (raw coordinates)."

Added value: +"Latitude."

Added value: +"Longitude."

Added value: +"Place name."

Added value: +"Dataset or geocoder the place came from, e.g. openstreetmap, ourairports, or input for given coordinates."

Added value: +{
+  "description": "What each source returned within the radius and what limited it; sources return limited pages.",
+  "items": {
+    "additionalProperties": false,
+    "properties": {
+      "hotels": {
+        "description": "Hotels the source returned within the radius.",
+        "type": "number"
+      },
+      "max_km": {
+        "description": "Distance of the source's furthest hotel from the search place, km (null if it returned none).",
+        "type": [
+          "number",
+          "null"
+        ]
+      },
+      "note": {
+        "description": "What limited the source's results, e.g. pages fetched.",
+        "type": [
+          "string",
+          "null"
+        ]
+      },
+      "priced": {
+        "description": "How many of those hotels the source priced.",
+        "type": "number"
+      },
+      "source": {
+        "description": "Id of the source.",
+        "type": "string"
+      }
+    },
+    "required": [
+      "source",
+      "hotels",
+      "priced",
+      "max_km",
+      "note"
+    ],
+    "type": "object"
+  },
+  "type": "array"
+}

Added value: +"This page of hotels, in the requested sort order."

Added value: +"Ids (source:source_id) of the same hotel at other sources; each resolves to this hotel."

Previous value: -[
-  {
-    "additionalProperties": false,
-    "properties": {
-      "available": {
-        "type": [
-          "boolean",
-          "null"
-        ]
-      },
-      "currency": {
-        "type": "string"
-      },
-      "fetched_at": {
-        "type": "string"
-      },
-      "includes_taxes": {
-        "type": [
-          "boolean",
-          "null"
-        ]
-      },
-      "per_night": {
-        "type": "number"
-      },
-      "per_night_inr": {
-        "type": [
-          "number",
-          "null"
-        ]
-      },
-      "refundable": {
-        "type": [
-          "boolean",
-          "null"
-        ]
-      },
-      "seller": {
-        "type": [
-          "string",
-          "null"
-        ]
-      },
-      "source": {
-        "type": "string"
-      },
-      "url": {
-        "type": [
-          "string",
-          "null"
-        ]
-      }
-    },
-    "required": [
-      "per_night_inr",
-      "per_night",
-      "currency",
-      "seller",
-      "source",
-      "includes_taxes",
-      "available",
-      "refundable",
-      "url",
-      "fetched_at"
-    ],
-    "type": "object"
-  },
-  {
-    "type": "null"
-  }
-]New value: +[
+  {
+    "additionalProperties": false,
+    "properties": {
+      "per_night_inr": {
+        "description": "Per-night price in INR (null if no exchange rate).",
+        "type": [
+          "number",
+          "null"
+        ]
+      },
+      "seller": {
+        "description": "Booking site of the price (null when the source names none).",
+        "type": [
+          "string",
+          "null"
+        ]
+      },
+      "source": {
+        "description": "Source that quoted it; its section in sources has the details.",
+        "type": "string"
+      },
+      "url": {
+        "description": "Link to the offer, when given.",
+        "type": [
+          "string",
+          "null"
+        ]
+      }
+    },
+    "required": [
+      "per_night_inr",
+      "source",
+      "seller",
+      "url"
+    ],
+    "type": "object"
+  },
+  {
+    "type": "null"
+  }
+]

Added value: +"Lowest bookable per-night INR price across sources; null when no source priced the hotel."

Added value: +"Straight-line distance from the search place, km."

Added value: +"Traffic-adjusted drive time from the search place, minutes (null without max_drive_minutes)."

Added value: +"Hotel id as source:source_id of the first source that listed it."

Added value: +"Hotel latitude."

Added value: +"Hotel longitude."

Added value: +"Hotel name as the first source gives it."

Removed value: -{
-  "type": "number"
-}

Added value: +"Guest review score on a 0–10 scale, from the source with the most reviews (null if unrated)."

Added value: +"Number of guest reviews behind rating_10 (null if unknown)."

Added value: +"Each source's own listing of this hotel (name, rating, details, link) with its offers, cheapest source first; up to 3 offers per source here (get_hotel_details lists all)."

Added value: +false

Added value: +{
+  "amenities": {
+    "description": "Amenities the source lists, in its own words.",
+    "items": {
+      "type": "string"
+    },
+    "type": "array"
+  },
+  "area": {
+    "description": "Area or locality the source places it in.",
+    "type": "string"
+  },
+  "cheapest_inr": {
+    "description": "Lowest per_night_inr among this source's bookable offers (null if none).",
+    "type": [
+      "number",
+      "null"
+    ]
+  },
+  "check_in_time": {
+    "description": "Check-in time the source states.",
+    "type": "string"
+  },
+  "check_out_time": {
+    "description": "Check-out time the source states.",
+    "type": "string"
+  },
+  "details": {
+    "additionalProperties": false,
+    "description": "Further details from this source; get_hotel_details only.",
+    "properties": {
+      "address": {
+        "description": "Street address.",
+        "type": "string"
+      },
+      "category_scores": {
+        "description": "Review scores by category.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "name": {
+              "description": "Category, e.g. Cleanliness.",
+              "type": "string"
+            },
+            "score": {
+              "description": "Score on the source's own scale.",
+              "type": "number"
+            }
+          },
+          "required": [
+            "name",
+            "score"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      },
+      "cons": {
+        "description": "What reviews criticise, in the source's words.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "description": {
+        "description": "The source's description of the property.",
+        "type": "string"
+      },
+      "distance_to_centre": {
+        "description": "Distance to the city centre as the source words it, e.g. \"6.0 km to City centre\".",
+        "type": "string"
+      },
+      "excluded_amenities": {
+        "description": "Amenities the source says the property does not have.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "images": {
+        "description": "A few photo URLs.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "important_info": {
+        "description": "Conditions guests must know, e.g. ID required.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "labels": {
+        "description": "Badges the source shows.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "location_rating": {
+        "description": "Location score on a 0–5 scale (Google).",
+        "type": "number"
+      },
+      "nearby_places": {
+        "description": "Nearby places the source lists.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "name": {
+              "description": "Place.",
+              "type": "string"
+            },
+            "travel": {
+              "description": "How to get there, e.g. \"Walking 1 min\".",
+              "type": "string"
+            }
+          },
+          "required": [
+            "name"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      },
+      "phone": {
+        "description": "Phone number.",
+        "type": "string"
+      },
+      "pros": {
+        "description": "What reviews praise, in the source's words.",
+        "items": {
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "review_topics": {
+        "description": "Review topics with how often and how they are mentioned.",
+        "items": {
+          "additionalProperties": false,
+          "properties": {
+            "mentions": {
+              "description": "How many reviews mention it.",
+              "type": "number"
+            },
+            "name": {
+              "description": "Topic, e.g. Location or Public transit.",
+              "type": "string"
+            },
+            "negative": {
+              "description": "How many of those are negative.",
+              "type": "number"
+            },
+            "positive": {
+              "description": "How many of those are positive.",
+              "type": "number"
+            }
+          },
+          "required": [
+            "name",
+            "mentions"
+          ],
+          "type": "object"
+        },
+        "type": "array"
+      },
+      "website": {
+        "description": "The property's own website.",
+        "type": "string"
+      }
+    },
+    "type": "object"
+  },
+  "fetched_at": {
+    "description": "ISO time this source answered.",
+    "type": "string"
+  },
+  "name": {
+    "description": "Hotel name as this source gives it.",
+    "type": "string"
+  },
+  "offers": {
+    "description": "This source's offers for the stay and party, cheapest first.",
+    "items": {
+      "additionalProperties": false,
+      "properties": {
+        "available": {
+          "description": "Whether the source reports it bookable for these dates (null when not stated).",
+          "type": [
+            "boolean",
+            "null"
+          ]
+        },
+        "currency": {
+          "description": "ISO currency code of per_night and total, e.g. INR or EUR.",
+          "type": "string"
+        },
+        "includes_taxes": {
+          "description": "Whether the price includes taxes such as GST (null when the source does not say).",
+          "type": [
+            "boolean",
+            "null"
+          ]
+        },
+        "meal_plan": {
+          "description": "Meals included as the source states them, e.g. Room Only.",
+          "type": "string"
+        },
+        "per_night": {
+          "description": "Per-night price in the source's currency.",
+          "type": "number"
+        },
+        "per_night_inr": {
+          "description": "Per-night price converted to INR (null if no exchange rate).",
+          "type": [
+            "number",
+            "null"
+          ]
+        },
+        "refundable": {
+          "description": "Whether the rate is refundable (null when not stated).",
+          "type": [
+            "boolean",
+            "null"
+          ]
+        },
+        "room": {
+          "description": "Room as the source names it (null when it does not say).",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
+        "seller": {
+          "description": "Booking site of the offer, e.g. Agoda (null when the source names none; then it sells the room itself).",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
+        "total": {
+          "description": "Price for the whole stay in that currency (null when not given).",
+          "type": [
+            "number",
+            "null"
+          ]
+        },
+        "url": {
+          "description": "Link to the offer at the source, when given.",
+          "type": [
+            "string",
+            "null"
+          ]
+        }
+      },
+      "required": [
+        "seller",
+        "per_night_inr",
+        "per_night",
+        "currency",
+        "total",
+        "includes_taxes",
+        "refundable",
+        "available",
+        "room",
+        "url"
+      ],
+      "type": "object"
+    },
+    "type": "array"
+  },
+  "offers_total": {
+    "description": "How many offers the source returned (offers may list fewer).",
+    "type": "number"
+  },
+  "property_type": {
+    "description": "Kind of property as the source labels it, e.g. Hotel, Homestay.",
+    "type": "string"
+  },
+  "rating_10": {
+    "description": "This source's guest rating on a 0–10 scale (5-point scales doubled); null if unrated.",
+    "type": [
+      "number",
+      "null"
+    ]
+  },
+  "review_count": {
+    "description": "Number of reviews behind rating_10 at this source.",
+    "type": [
+      "number",
+      "null"
+    ]
+  },
+  "source": {
+    "description": "Data source id: trivago, hotelscasa, xotelo, serpapi (Google Hotels) or osm_lodging.",
+    "type": "string"
+  },
+  "source_id": {
+    "description": "The hotel's id at this source; source:source_id is one of the hotel's ids.",
+    "type": "string"
+  },
+  "stars": {
+    "description": "Hotel class this source gives, 1–5 stars (null if none).",
+    "type": [
+      "number",
+      "null"
+    ]
+  },
+  "typical_price": {
+    "additionalProperties": false,
+    "description": "The source's usual nightly price range for the property, independent of these dates.",
+    "properties": {
+      "currency": {
+        "description": "Currency of min and max.",
+        "type": "string"
+      },
+      "max": {
+        "description": "High end of the usual nightly price.",
+        "type": "number"
+      },
+      "min": {
+        "description": "Low end of the usual nightly price.",
+        "type": "number"
+      }
+    },
+    "required": [
+      "min",
+      "max",
+      "currency"
+    ],
+    "type": "object"
+  },
+  "url": {
+    "description": "The hotel's page at this source, when given.",
+    "type": [
+      "string",
+      "null"
+    ]
+  }
+}

Added value: +[
+  "source",
+  "source_id",
+  "name",
+  "rating_10",
+  "review_count",
+  "stars",
+  "url",
+  "cheapest_inr",
+  "offers",
+  "offers_total",
+  "fetched_at"
+]

Previous value: -"string"New value: +"object"

Added value: +"Official hotel class, 1–5 stars (null if unknown)."

Previous value: -[
-  "hotel_id",
-  "also_ids",
-  "name",
-  "lat",
-  "lng",
-  "distance_km",
-  "stars",
-  "rating_10",
-  "review_count",
-  "cheapest",
-  "price_count",
-  "sources",
-  "drive_minutes"
-]New value: +[
+  "hotel_id",
+  "also_ids",
+  "name",
+  "lat",
+  "lng",
+  "distance_km",
+  "stars",
+  "rating_10",
+  "review_count",
+  "cheapest",
+  "sources",
+  "drive_minutes"
+]

Added value: +"Caveats about the results, sources and attribution."

Added value: +"The search as run."

Added value: +"Adults in the one room searched for."

Added value: +"Check-in date, YYYY-MM-DD."

Added value: +"Check-out date, YYYY-MM-DD."

Added value: +{
+  "description": "Ages of children sharing that room.",
+  "items": {
+    "type": "number"
+  },
+  "type": "array"
+}

Added value: +"Radius searched, km; widened when max_drive_minutes needs it."

Previous value: -[
-  "radius_km",
-  "check_in",
-  "check_out",
-  "adults"
-]New value: +[
+  "radius_km",
+  "check_in",
+  "check_out",
+  "adults",
+  "children_ages"
+]

Added value: +"Which slice of the results this page holds, e.g. 'Showing 1–10 of 42'."

Added value: +"Sources that did not answer, and why."

Added value: +"Error code, e.g. UPSTREAM_UNAVAILABLE or RATE_LIMITED."

Added value: +"What went wrong."

Added value: +"Id of the source that failed."

Added value: +"Ids of the sources that answered."

Added value: +"Number of hotels matching all filters, across all pages."

Previous value: -[
-  "anchor",
-  "query",
-  "showing",
-  "total",
-  "hotels",
-  "sources_ok",
-  "sources_failed",
-  "notes"
-]New value: +[
+  "anchor",
+  "query",
+  "showing",
+  "total",
+  "hotels",
+  "sources_ok",
+  "sources_failed",
+  "coverage",
+  "notes"
+]

Added value: +"One leg per origin–destination pair, origin by origin."

Added value: +"Label of the origin."

Added value: +"Travel time after the traffic multiplier, minutes; equals minutes_raw for walking (null when no route)."

Added value: +"Free-flow travel time from the router, minutes (null when no route)."

Added value: +"Road distance along the route, km (null when no route was found)."

Added value: +"Straight-line distance, km."

Added value: +"Label of the destination."

Added value: +"Factor applied to free-flow drive time for traffic, higher in metro areas; 1 for walking."

Added value: +"Set when no route was found or a point is over 500 m from the nearest road."

Added value: +"How times are computed, and attribution."