🌊 Bitkub Official API Docs 🌊

📚 The one and only official documentation for Bitkub's trading APIs 📚

✅ Officially supported & maintained by Bitkub's own development team

⚠️Accept no substitutes. The use of any other projects is not supported — please make sure you are visiting bitkub/bitkub-official-api-docs.

Documentation

📄 Reference	Description
rest-v1.md	Details on the RESTful API V1 (deprecated)
rest-v2.md	Details on the RESTful API V2 (deprecated)
rest-v3.md	Details on the RESTful API V3
rest-v4.md	Details on the RESTful API V4
websocket-public.md	Details on the Public WebSocket API
websocket-private.md	Details on the Private WebSocket API

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Announcement

• Fiat deposit and withdraw history older than 90 days is archived for deposits and withdraws. More details here.
• Crypto deposit and withdraw history older than 90 days is archived for deposits and withdraws. More details here.
• /api/v3/market/wallet and /api/v3/market/balances are deprecated. Please migrate to GET /api/v4/wallet/balances and GET /api/v4/wallet/assets as replacements.
• Fiat v3 endpoints will be deprecated on 09 June 2026.** Please migrate to Fiat v4 endpoints as replacement: POST /api/v3/fiat/accounts, POST /api/v3/fiat/withdraw, POST /api/v3/fiat/deposit-history, POST /api/v3/fiat/withdraw-history
• remove status: "cancelled" from my-order-info after 3 days period. remove on 9 April 2026
• The following market endpoints will be deprecated on 9 Dec 2025. Please use v3 endpoints as replacement: GET /api/market/symbols, GET /api/market/ticker, GET /api/market/trades, GET /api/market/bids, GET /api/market/asks, GET /api/market/books, GET /api/market/depth
• Page-based pagination will be deprecated on 8 Sep 2025 for my-order-history.
• Order history older than 90 days is archived for my-order-history More details here.
• order_id and txn_id formats of my-open-orders, my-order-history, my-order-info, place-bid, place-ask, cancel-order may change for some symbols due to a system upgrade, See affected symbols and detail : here
• API Specifications for Crypto Endpoints, please refer to the documentation here: Crypto Endpoints
• Deprecation of Order Hash for my-open-orders, my-order-history, my-order-info, place-bid, place-ask, cancel-order on 28/02/2025 onwards, More details here
• Deposit history records are available for the last 90 days only for GET /api/v4/crypto/deposits. Records older than 90 days are archived.
• ⚠️ 2026-05-18:market.trade.<symbol> stream will be permanently closed. Please migrate to Private WebSocket.