---
updatedAt: 2026-06-04T18:38:20.000Z
---

# /{chain}/balances/{party}

Returns a party's Canton Coin balance, including locked and unlocked amounts and their USD values, at the requested point in time.
            
The party must be in <i>participant::identifier</i> format.

# OpenAPI definition

```json
{
  "openapi": "3.0.1",
  "info": {
    "title": "Canton API",
    "description": "Access public Canton updates, balances, prices, rewards, and more. Set up your own streams and alerts. Fetch fully reconciliable, accounting-grade data. Powered by Noves.",
    "version": "v1"
  },
  "servers": [
    {
      "url": "https://api.canton.noves.fi/"
    }
  ],
  "paths": {
    "/{chain}/balances/{party}": {
      "get": {
        "tags": [
          "Balances"
        ],
        "summary": "/{chain}/balances/{party}",
        "description": "Returns a party's Canton Coin balance, including locked and unlocked amounts and their USD values, at the requested point in time.\r\n            \r\nThe party must be in <i>participant::identifier</i> format.",
        "parameters": [
          {
            "name": "chain",
            "in": "path",
            "description": "Name of the chain.",
            "required": true,
            "style": "simple",
            "schema": {
              "type": "string",
              "default": "canton",
              "example": "canton"
            }
          },
          {
            "name": "party",
            "in": "path",
            "description": "The party identifier to fetch balances for.",
            "required": true,
            "style": "simple",
            "schema": {
              "type": "string",
              "default": "noves-validator-1::1220dd5cc6e969cd7d7c11e339fbd07fab5f6fa1f999dc09339228d17299d9d68941",
              "example": "noves-validator-1::1220dd5cc6e969cd7d7c11e339fbd07fab5f6fa1f999dc09339228d17299d9d68941"
            }
          },
          {
            "name": "timestamp",
            "in": "query",
            "description": "Timestamp to retrieve balances as of (Unix timestamp). Optional, defaults to current time.",
            "style": "form",
            "schema": {
              "type": "integer",
              "format": "int64"
            }
          },
          {
            "name": "apiKey",
            "in": "header",
            "description": "API Key for Canton API. To generate an API Key, visit https://app.noves.fi",
            "required": true,
            "style": "simple",
            "schema": {
              "type": "string",
              "default": "demokey"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/BalanceResponseDto"
                }
              }
            }
          },
          "400": {
            "description": "Bad Request",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ProblemDetails"
                }
              }
            }
          },
          "404": {
            "description": "Not Found",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ProblemDetails"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "BalanceAmountDto": {
        "type": "object",
        "properties": {
          "amount": {
            "type": "string",
            "description": "Token amount, as a decimal string.",
            "nullable": true
          },
          "usdValue": {
            "type": "string",
            "description": "Amount value in USD, as a decimal string. Null when no USD price is available.",
            "nullable": true
          }
        },
        "additionalProperties": false
      },
      "BalanceEntryDto": {
        "type": "object",
        "properties": {
          "balance": {
            "type": "string",
            "description": "Total token balance, as a decimal string.",
            "nullable": true
          },
          "usdValue": {
            "type": "string",
            "description": "Total balance value in USD, as a decimal string. Null when no USD price is available.",
            "nullable": true
          },
          "locked": {
            "allOf": [
              {
                "$ref": "#/components/schemas/BalanceAmountDto"
              }
            ],
            "description": "Locked token balance and its USD value.",
            "nullable": true
          },
          "unlocked": {
            "allOf": [
              {
                "$ref": "#/components/schemas/BalanceAmountDto"
              }
            ],
            "description": "Unlocked token balance and its USD value.",
            "nullable": true
          },
          "token": {
            "allOf": [
              {
                "$ref": "#/components/schemas/TokenInfoDto"
              }
            ],
            "description": "Token metadata and the price used for USD values.",
            "nullable": true
          }
        },
        "additionalProperties": false
      },
      "BalanceResponseDto": {
        "type": "object",
        "properties": {
          "timestamp": {
            "type": "string",
            "description": "Point in time represented by the balance (ISO 8601).",
            "format": "date-time",
            "nullable": true
          },
          "balances": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/BalanceEntryDto"
            },
            "description": "Token balances held by the party.",
            "nullable": true
          }
        },
        "additionalProperties": false
      },
      "ProblemDetails": {
        "type": "object",
        "properties": {
          "type": {
            "type": "string",
            "nullable": true
          },
          "title": {
            "type": "string",
            "nullable": true
          },
          "status": {
            "type": "integer",
            "format": "int32",
            "nullable": true
          },
          "detail": {
            "type": "string",
            "nullable": true
          },
          "instance": {
            "type": "string",
            "nullable": true
          }
        },
        "additionalProperties": {}
      },
      "TokenInfoDto": {
        "type": "object",
        "properties": {
          "symbol": {
            "type": "string",
            "description": "Token symbol.",
            "nullable": true
          },
          "name": {
            "type": "string",
            "description": "Token name.",
            "nullable": true
          },
          "decimals": {
            "type": "integer",
            "description": "Number of token decimal places.",
            "format": "int32"
          },
          "address": {
            "type": "string",
            "description": "Token identifier.",
            "nullable": true
          },
          "price": {
            "type": "string",
            "description": "Token price in USD, as a decimal string. Null when no price is available.",
            "nullable": true
          }
        },
        "additionalProperties": false
      }
    }
  }
}
```