Nansen

by io.github.hurcanNansen

Overview Discussions Admin

Checking prediction market address trades

prediction_market_address_trades

Read-only

Prediction market trade history for a Polygon wallet.

Key fields:

Share Size is quantity traded in the displayed outcome side.
Value USD applies to that row only, not the whole transaction.

Pitfalls:

Use this for wallet trade activity, not profitability.

Input Schema

TableJSON Schema

Name	Required	Description	Default
`request`	Yes

Output Schema

TableJSON Schema

Name	Required	Description	Default
`result`	Yes

Schema Changelog

Changes observed during successful MCP inspections.

Changed1 schema field changedOct 10, 2026

changedInput schema / properties / request / anyOf

Previous value: -[
-  {
-    "additionalProperties": true,
-    "type": "object"
-  },
-  {
-    "additionalProperties": false,
-    "description": "Request for address-level prediction market trades.",
-    "properties": {
-      "address": {
-        "description": "Polygon wallet address to analyze.",
-        "type": "string"
-      },
-      "dateRange": {
-        "anyOf": [
-          {
-            "description": "Date range via tokens or dates.\nTokens: NOW, ALL_TIME, XMIN_AGO, XD_AGO, XH_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nALL_TIME is full history. It resolves to 2009-01-03. Use ALL_TIME instead of a very large day count.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
-            "properties": {
-              "from": {
-                "description": "Start value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-                "type": "string"
-              },
-              "to": {
-                "description": "End value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-                "type": "string"
-              }
-            },
-            "required": [
-              "from",
-              "to"
-            ],
-            "type": "object"
-          },
-          {
-            "type": "null"
-          }
-        ],
-        "default": null,
-        "description": "Optional date range for address trades. Defaults to the last 30 days."
-      },
-      "page": {
-        "default": 1,
-        "description": "Page number for paginated results.",
-        "minimum": 1,
-        "type": "integer"
-      }
-    },
-    "required": [
-      "address"
-    ],
-    "type": "object"
-  }
-]New value: +[
+  {
+    "additionalProperties": true,
+    "type": "object"
+  },
+  {
+    "additionalProperties": false,
+    "description": "Request for address-level prediction market trades.",
+    "properties": {
+      "address": {
+        "description": "Polygon wallet address to analyze.",
+        "type": "string"
+      },
+      "dateRange": {
+        "anyOf": [
+          {
+            "description": "Date range via tokens or dates.\nTokens: NOW, ALL_TIME, XMIN_AGO, XD_AGO, XH_AGO, XY_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nDurations are exact rolling UTC timestamps at both ends: 1D_AGO equals 24H_AGO; 1Y_AGO equals 365 days. Bare duration aliases and case variants are supported.\nExplicit dates and calendar tokens keep calendar boundaries and inclusive final dates. TODAY_START is current-day midnight. Date-only endpoints keep their calendar contracts.\nALL_TIME is full history. It resolves to 2009-01-03. Use ALL_TIME instead of a very large day count.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
+            "properties": {
+              "from": {
+                "description": "Start token or date (YYYY-MM-DD or ___-MM-DD). Durations use exact rolling UTC timestamps; dates and calendar tokens start at midnight.",
+                "type": "string"
+              },
+              "to": {
+                "description": "End token or date (YYYY-MM-DD or ___-MM-DD). Durations use exact rolling UTC timestamps without an extra day. Dates and calendar tokens include the final date; TODAY_START stays at midnight.",
+                "type": "string"
+              }
+            },
+            "required": [
+              "from",
+              "to"
+            ],
+            "type": "object"
+          },
+          {
+            "type": "null"
+          }
+        ],
+        "default": null,
+        "description": "Optional date range for address trades. Defaults to the last 30 days."
+      },
+      "page": {
+        "default": 1,
+        "description": "Page number for paginated results.",
+        "minimum": 1,
+        "type": "integer"
+      }
+    },
+    "required": [
+      "address"
+    ],
+    "type": "object"
+  }
+]

Changed1 schema field changedSep 29, 2026

changedInput schema / properties / request / anyOf

Previous value: -[
-  {
-    "additionalProperties": true,
-    "type": "object"
-  },
-  {
-    "additionalProperties": false,
-    "description": "Request for address-level prediction market trades.",
-    "properties": {
-      "address": {
-        "description": "Polygon wallet address to analyze.",
-        "type": "string"
-      },
-      "dateRange": {
-        "anyOf": [
-          {
-            "description": "Date range via tokens or dates.\nTokens: NOW, XMIN_AGO, XD_AGO, XH_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
-            "properties": {
-              "from": {
-                "description": "Start value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-                "type": "string"
-              },
-              "to": {
-                "description": "End value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-                "type": "string"
-              }
-            },
-            "required": [
-              "from",
-              "to"
-            ],
-            "type": "object"
-          },
-          {
-            "type": "null"
-          }
-        ],
-        "default": null,
-        "description": "Optional date range for address trades. Defaults to the last 30 days."
-      },
-      "page": {
-        "default": 1,
-        "description": "Page number for paginated results.",
-        "minimum": 1,
-        "type": "integer"
-      }
-    },
-    "required": [
-      "address"
-    ],
-    "type": "object"
-  }
-]New value: +[
+  {
+    "additionalProperties": true,
+    "type": "object"
+  },
+  {
+    "additionalProperties": false,
+    "description": "Request for address-level prediction market trades.",
+    "properties": {
+      "address": {
+        "description": "Polygon wallet address to analyze.",
+        "type": "string"
+      },
+      "dateRange": {
+        "anyOf": [
+          {
+            "description": "Date range via tokens or dates.\nTokens: NOW, ALL_TIME, XMIN_AGO, XD_AGO, XH_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nALL_TIME is full history. It resolves to 2009-01-03. Use ALL_TIME instead of a very large day count.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
+            "properties": {
+              "from": {
+                "description": "Start value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
+                "type": "string"
+              },
+              "to": {
+                "description": "End value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
+                "type": "string"
+              }
+            },
+            "required": [
+              "from",
+              "to"
+            ],
+            "type": "object"
+          },
+          {
+            "type": "null"
+          }
+        ],
+        "default": null,
+        "description": "Optional date range for address trades. Defaults to the last 30 days."
+      },
+      "page": {
+        "default": 1,
+        "description": "Page number for paginated results.",
+        "minimum": 1,
+        "type": "integer"
+      }
+    },
+    "required": [
+      "address"
+    ],
+    "type": "object"
+  }
+]

Changed3 schema fields changedMay 19, 2026

removedInput schema / $defs

Removed value: -{
-  "DateRange": {
-    "description": "Date range via tokens or dates.\nTokens: NOW, XMIN_AGO, XD_AGO, XH_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
-    "properties": {
-      "from": {
-        "description": "Start value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-        "type": "string"
-      },
-      "to": {
-        "description": "End value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
-        "type": "string"
-      }
-    },
-    "required": [
-      "from",
-      "to"
-    ],
-    "type": "object"
-  },
-  "PredictionMarketAddressTradesRequest": {
-    "description": "Request for address-level prediction market trades.",
-    "properties": {
-      "address": {
-        "description": "Polygon wallet address to analyze.",
-        "type": "string"
-      },
-      "dateRange": {
-        "anyOf": [
-          {
-            "$ref": "#/$defs/DateRange"
-          },
-          {
-            "type": "null"
-          }
-        ],
-        "default": null,
-        "description": "Optional date range for address trades. Defaults to the last 30 days."
-      },
-      "page": {
-        "default": 1,
-        "description": "Page number for paginated results.",
-        "minimum": 1,
-        "type": "integer"
-      }
-    },
-    "required": [
-      "address"
-    ],
-    "type": "object"
-  }
-}

addedInput schema / additionalProperties
```
Added value: +false
```

changedInput schema / properties / request / anyOf

Previous value: -[
-  {
-    "additionalProperties": true,
-    "type": "object"
-  },
-  {
-    "$ref": "#/$defs/PredictionMarketAddressTradesRequest"
-  }
-]New value: +[
+  {
+    "additionalProperties": true,
+    "type": "object"
+  },
+  {
+    "additionalProperties": false,
+    "description": "Request for address-level prediction market trades.",
+    "properties": {
+      "address": {
+        "description": "Polygon wallet address to analyze.",
+        "type": "string"
+      },
+      "dateRange": {
+        "anyOf": [
+          {
+            "description": "Date range via tokens or dates.\nTokens: NOW, XMIN_AGO, XD_AGO, XH_AGO; THIS_YEAR_START, THIS_QUARTER_START, THIS_MONTH_START, THIS_WEEK_START, TODAY_START; LAST_WEEK_START/END, LAST_MONTH_START/END, LAST_QUARTER_START/END, LAST_YEAR_START/END.\nWeek starts Monday. Quarters are calendar. Dates: YYYY-MM-DD or ___-MM-DD (year omitted).\nPlease check detailed system instructions for more information.",
+            "properties": {
+              "from": {
+                "description": "Start value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
+                "type": "string"
+              },
+              "to": {
+                "description": "End value: token (see above) or date (YYYY-MM-DD or ___-MM-DD).",
+                "type": "string"
+              }
+            },
+            "required": [
+              "from",
+              "to"
+            ],
+            "type": "object"
+          },
+          {
+            "type": "null"
+          }
+        ],
+        "default": null,
+        "description": "Optional date range for address trades. Defaults to the last 30 days."
+      },
+      "page": {
+        "default": 1,
+        "description": "Page number for paginated results.",
+        "minimum": 1,
+        "type": "integer"
+      }
+    },
+    "required": [
+      "address"
+    ],
+    "type": "object"
+  }
+]

AddedMar 25, 2026

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