OTC offer event history

Endpoint

GET /api/otc/offer/history/v2

Description

Returns the immutable event log for OTC buy-side offers: every created, updated, cancelled, filled, and expired event with block + extrinsic context. For current offer state use /api/otc/offer/v2.

Parameters

Name	In	Type	Required	Description
offer_id	query	string		Filter to events for one specific offer.
event_type	query	—		Event type: created, updated, cancelled, filled, expired.
buyer	query	string		Filter by buyer coldkey (SS58).
seller	query	string		Filter to events involving a specific seller (e.g. filled events).
netuid	query	integer		Subnet id.
block_start	query	integer		Earliest block height (inclusive).
block_end	query	integer		Latest block height (inclusive).
timestamp_start	query	integer		Earliest Unix timestamp in seconds (inclusive).
timestamp_end	query	integer		Latest Unix timestamp in seconds (inclusive).
page	query	integer		1-based page number.
limit	query	integer		Page size (max 200).
order	query	—		Sort order.

Responses

200 — TAO offer history retrieved successfully

Media: application/json

Schema

{
  "type": "object",
  "required": [
    "pagination",
    "data"
  ],
  "properties": {
    "data": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "id",
          "offer_id",
          "event_type",
          "buyer",
          "netuid",
          "amount",
          "price_offset_bps",
          "block_number",
          "timestamp",
          "extrinsic_id"
        ],
        "properties": {
          "alpha_amount": {
            "type": "string",
            "nullable": true
          },
          "amount": {
            "type": "string"
          },
          "amount_returned": {
            "type": "string",
            "nullable": true
          },
          "block_number": {
            "type": "integer",
            "format": "int32"
          },
          "buyer": {
            "type": "object",
            "required": [
              "ss58",
              "hex"
            ],
            "properties": {
              "hex": {
                "type": "string",
                "description": "The hex format of the hot key"
              },
              "ss58": {
                "type": "string",
                "description": "The SS58 format of the hot key"
              }
            }
          },
          "event_type": {
            "type": "string"
          },
          "executed_price": {
            "type": "string",
            "nullable": true
          },
          "extrinsic_id": {
            "type": "string"
          },
          "fee": {
            "type": "string",
            "nullable": true
          },
          "id": {
            "type": "string"
          },
          "netuid": {
            "type": "integer",
            "format": "int32"
          },
          "offer_id": {
            "type": "string"
          },
          "price_offset_bps": {
            "type": "integer",
            "format": "int32"
          },
          "seller": {
            "allOf": [
              {
                "type": "object",
                "required": [
                  "ss58",
                  "hex"
                ],
                "properties": {
                  "hex": {
                    "type": "string",
                    "description": "The hex format of the hot key"
                  },
                  "ss58": {
                    "type": "string",
                    "description": "The SS58 format of the hot key"
                  }
                }
              }
            ],
            "nullable": true
          },
          "timestamp": {
            "type": "string",
            "format": "date-time"
          }
        }
      }
    },
    "pagination": {
      "type": "object",
      "required": [
        "current_page",
        "per_page",
        "total_items",
        "total_pages"
      ],
      "properties": {
        "current_page": {
          "type": "integer",
          "format": "int32"
        },
        "next_page": {
          "type": "integer",
          "format": "int32",
          "nullable": true
        },
        "per_page": {
          "type": "integer",
          "format": "int32"
        },
        "prev_page": {
          "type": "integer",
          "format": "int32",
          "nullable": true
        },
        "total_items": {
          "type": "integer",
          "format": "int32"
        },
        "total_pages": {
          "type": "integer",
          "format": "int32"
        }
      }
    }
  }
}

400 — Bad request

500 — Internal server error

Try it

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Authentication

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