# Bitfinex API: pricing, API and features

Category: [Market data APIs](https://tokvane.app/categories/market-data-apis) · Vendor: Bitfinex · Website: https://www.bitfinex.com · Status: active

Exchange REST and WebSocket API: public ticker, trades, books, candles, stats and liquidations, plus authenticated order and funding endpoints.

> Bitfinex API (Bitfinex) — pricing: free; free tier: Yes; REST: Yes; MCP: unknown; open source: unknown.

## Pricing

- **Model:** free
- **Free tier:** Yes — Docs state public API access needs no Bitfinex account; the docs list no separate API fee.
- **Plans:** unknown
- **Notes:** Exchange trading fees apply to authenticated trading and follow the account fee schedule.

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/docs/requirements-and-limitations_

## Access & auth

- **Authentication:** none
- **KYC required:** unknown
- **Notes:** Public endpoints need no account; authenticated endpoints need a Bitfinex account and API keys with chosen permissions.

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/docs/requirements-and-limitations_

## Coverage

- **Exchanges:** Bitfinex
- **Chains:** unknown
- **Assets:** Spot pairs, margin funding currencies and derivatives (e.g. tBTCF0:USTF0)

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/docs/introduction_

## Capabilities

- **Capabilities:** price-data, historical-data, orderbook-data, trades-data, derivatives-data, liquidations, order-execution, live-trading

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/llms.txt_

## Interfaces

- **REST API:** Yes
- **WebSocket:** Yes
- **SDKs:** python, javascript, go, ruby, php
- **Official MCP server:** unknown
- **Other:** Docs index at /llms.txt

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/docs/open-source-libraries_

## Open source & self-hosting

- **Open source:** unknown
- **Licence:** unknown
- **Self-host:** unknown

_Verified on 2026-10-30. Source: https://docs.bitfinex.com/docs/open-source-libraries_

## FAQ

**Does Bitfinex API have a free tier?**
Yes. Docs state public API access needs no Bitfinex account; the docs list no separate API fee. (verified 2026-10-30)

**Does Bitfinex API offer an API?**
REST: Yes. WebSocket: Yes. Official MCP server: unknown. Verified 2026-10-30.

**Is Bitfinex API open source or self-hostable?**
Open source: unknown; licence: unknown; self-host: unknown. Verified 2026-10-30.

**What are alternatives to Bitfinex API?**
Other market data apis in our directory: 0xArchive, AllTick Market Data API, altFINS, Amberdata Market Data API, Aperiodic.

Alternatives: https://tokvane.app/alternatives/bitfinex

Information only, not financial or investment advice.