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Introduction

Real-time WebSocket feed for crypto exchange listing announcements. Connect over WSS, receive structured JSON the moment a listing, delisting, or risk event is detected.

For LLMs, full documentation in a single txt file here.

Supported exchanges

ExchangeStatus
BinanceLive
UpbitLive
BithumbLive

Announcement types

TypeDescriptionExchangesImpact
spot_listingNew spot market listingBinance, Upbit, Bithumb+
spot_delistingSpot market delistingBinance, Upbit, Bithumb
futures_listingNew futures / perpetual listingBinance+
futures_delistingFutures / perpetual delistingBinance
hodler_airdropBinance HODLer AirdropBinance+
monitoring_tag_extendToken added to Binance’s Monitoring TagBinance
monitoring_tag_removeToken removed from Binance’s Monitoring TagBinance+
caution_releasedCaution designation liftedBithumb, Upbit+
not_listingOther announcement (maintenance, token swap, etc.)Binance, Upbitn/a

See Message Reference for full payload schemas.

Features

  • Microsecond timestamps at every stage (detect, dispatch).
  • Pre-parsed ticker and listingType on every message; original title kept for cross-checking.
  • Per-exchange filtering via ?cex=.
  • WebSocket PING every 15 s; libraries handle PONG automatically.

Next steps

PagePurpose
Quick StartConnect in under 5 minutes
AuthenticationAPI key format and usage
WebSocket APIEndpoints, lifecycle, query parameters
Message ReferenceJSON schemas for every message type
Exchange Filtering?cex= and event-type filtering
Rate LimitsConnection, message, and per-key caps
Error HandlingClose codes and reconnection strategy
Code ExamplesPython, Node.js, Go, Rust