CoinGecko API

coingecko.com

Provides real-time and historical cryptocurrency data including prices, market cap, trading volume, NFT, and onchain DeFi data via REST API, WebSocket, and Webhooks.

The CoinGecko API API uses api key authentication; has freemium pricing; offers a free tier (Demo / Keyless API available; each successful request deducts 1 credit from monthly quota (credits and limits depend on plan)). Verified 2026-07-08 with per-field source links.

Crypto & Blockchain Verified 2026-07-08 medium confidence

Base URL

https://api.coingecko.com/api/v3/

docs.coingecko.com ↗

Auth

api_key

docs.coingecko.com ↗

Free tier

Demo / Keyless API available; each successful request deducts 1 credit from monthly quota (credits and limits depend on plan)

docs.coingecko.com ↗

Pricing model

freemium

docs.coingecko.com ↗

Pricing

not documented null

no source

Rate limits

not documented null

no source

OpenAPI spec

not documented null

no source

MCP server

CoinGecko MCP Server available for connecting AI agents to real-time crypto data

docs.coingecko.com ↗