Coincheck

Coincheck Private API

Authenticated account and trading

Documentation GitHub OpenAPI

Operations 18

POST /api/exchange/orders Create order #

GET /api/exchange/orders/{id} Get order #

DELETE /api/exchange/orders/{id} Cancel order #

GET /api/exchange/orders/opens Unsettled orders #

GET /api/exchange/orders/cancel_status Order cancellation status #

GET /api/exchange/orders/transactions Transaction history #

GET /api/exchange/orders/transactions_pagination Transaction history (paginated) #

GET /api/accounts/balance Balance #

POST /api/send_money Send crypto #

GET /api/send_money Sending history #

GET /api/deposit_money Deposit history #

GET /api/accounts Account information #

GET /api/bank_accounts List bank accounts #

POST /api/bank_accounts Register bank account #

DELETE /api/bank_accounts/{id} Delete bank account #

GET /api/withdraws Withdrawal history #

POST /api/withdraws Create withdrawal #

DELETE /api/withdraws/{id} Cancel withdrawal #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Coincheck Exchange Private API
  version: unversioned
  description: Coincheck exchange REST API. Generated by API Evangelist from the public HTML documentation; Coincheck publishes no OpenAPI.
  x-generated-from: docs
  x-derived-from:
  - https://coincheck.com/documents/exchange/api
  x-ae-authored:
    by: API Evangelist
    date: '2026-10-13'
    method: Endpoint list (method + path) extracted from the single documentation page. Request/response bodies not modelled. Not provider-authored.
    notes:
    - WebSocket feeds wss://ws-api.coincheck.com and wss://stream.coincheck.com are documented but not modelled here.
servers:
- url: https://coincheck.com
tags:
- name: Private
  description: Authenticated account and trading
paths:
  /api/exchange/orders:
    post:
      operationId: create_order
      summary: Create order
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/exchange/orders/{id}:
    get:
      operationId: get_order
      summary: Get order
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
    delete:
      operationId: cancel_order
      summary: Cancel order
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/exchange/orders/opens:
    get:
      operationId: unsettled_orders
      summary: Unsettled orders
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/exchange/orders/cancel_status:
    get:
      operationId: order_cancellation_status
      summary: Order cancellation status
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      parameters:
      - name: id
        in: query
        required: true
        schema:
          type: string
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/exchange/orders/transactions:
    get:
      operationId: transaction_history
      summary: Transaction history
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/exchange/orders/transactions_pagination:
    get:
      operationId: transaction_history_paginated
      summary: Transaction history (paginated)
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/accounts/balance:
    get:
      operationId: balance
      summary: Balance
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/send_money:
    post:
      operationId: send_crypto
      summary: Send crypto
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
    get:
      operationId: sending_history
      summary: Sending history
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/deposit_money:
    get:
      operationId: deposit_history
      summary: Deposit history
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/accounts:
    get:
      operationId: account_information
      summary: Account information
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/bank_accounts:
    get:
      operationId: list_bank_accounts
      summary: List bank accounts
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
    post:
      operationId: register_bank_account
      summary: Register bank account
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/bank_accounts/{id}:
    delete:
      operationId: delete_bank_account
      summary: Delete bank account
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/withdraws:
    get:
      operationId: withdrawal_history
      summary: Withdrawal history
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
    post:
      operationId: create_withdrawal
      summary: Create withdrawal
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
  /api/withdraws/{id}:
    delete:
      operationId: cancel_withdrawal
      summary: Cancel withdrawal
      tags:
      - Private
      responses:
        '200':
          description: Success (schema not modelled; see source docs)
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      security:
      - accessKey: []
        accessNonce: []
        accessSignature: []
components:
  securitySchemes:
    accessKey:
      type: apiKey
      in: header
      name: ACCESS-KEY
    accessNonce:
      type: apiKey
      in: header
      name: ACCESS-NONCE
    accessSignature:
      type: apiKey
      in: header
      name: ACCESS-SIGNATURE