CoinMarketCap WebSocket API
Real-time market and on-chain data over wss://pro-stream.coinmarketcap.com/v1.
Subscribe with { "method": "subscribe", "channel": "...", "params": { ... } }. Server pushes { "type": "data", "channel", "params", "data", "ts" }.
See wss-conventions.md for connection, ACK, ping, and error codes.
Tags
Cryptocurrency
CEX spot quotes via
market@crypto_latest_price. Subscribe with crypto_ids (14 fields; ~5s for top 500 by rank, ~15s for other subscribed IDs). Plan: Startup and above.Token
DEX on-chain channels. Subscribe with
platform_id. Data payloads use numeric pid; discriminate holder channels with string tp.