Order Book
Variants seen in the corpus:
Order BooksOrder Book
Providers using this tag (19)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Exemplar 1 Complete, well-documented, and agent-ready
Developing 7 Usable, with meaningful gaps to close
Thin 5 Limited public surface area
Emerging 4 Early or largely undocumented
APIs with this tag (29)
Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →
Strong 2 Solid coverage with minor gaps
GoldRush Hyperliquid WebSocket APIWebSocket channels for Hyperliquid markets including l2Book (wire-equal to the public feed), l2BookDiff (Go...The San Francisco Compute Company Orderbook APIRead-only orderbook visibility: bid/ask spread, depth, open and filled orders, and historical fills, keyed ...
Developing 6 Usable, with meaningful gaps to close
A7 Analytics Platform - Order Book APIConstructed historical order books for the T7 trading venues of Deutsche Börse Group (Eurex, Xetra) with na...CryptoCompare Orderbook APITop-of-book order book data across integrated exchanges.CryptoCompare Streaming WebSocketSingle secure WebSocket endpoint multiplexing every subscription via tilde-delimited subscription strings (...Stellar Order Books APIAn order book is a collections of offers for a specific pair of assets.Polymarket CLOB APICentral-limit order book REST API for Polymarket - place, cancel, and query orders, list markets and tokens...Polymarket WebSocketReal-time streaming feed for order book updates, trades, and market events on the Polymarket CLOB - used by...
Thin 14 Limited public surface area
B3 Market Data Feed (UMDF)B3's real-time market data distribution over the Unified Market Data Feed (UMDF) - event-based bid, ask, tr...OKX Market Data APIPublic REST and WebSocket endpoints delivering real-time and historical market data including order books, ...Hyperliquid WebSocket APIReal-time WebSocket feed delivering order-book deltas, trades, candles, BBO, user fills, user funding, user...Bitstamp WebSocket APIReal-time WebSocket API providing live market data streams including order book updates, live trades, ticke...River Markets Order Books APIThe Order Books API from River Markets — 2 operation(s) for order books.WazirX WebSocket APIEndpoints for WebSocket authentication token generationBithumb WebSocket APIReal-time WebSocket API for streaming market data including tickers, order books, and trade executions, as ...HKEX Orion Market Data Platform - Securities Market (OMD-C)Real-time datafeeds (OMD-C SS, SP, SF tiers) for all securities traded on the Stock Exchange of Hong Kong, ...Synthetix Info APIPublic REST API for accessing Synthetix market data including markets, prices, candles, funding rates, coll...BMLL Time-Series APIDaily time-series metrics and analytics derived from BMLL's harmonised Level 3 order book history, includin...Euronext Optiq Market Data Gateway (MDG)Low-latency real-time market data feed for Euronext cash and derivatives markets delivered as UDP multicast...1inch Orderbook APILimit-order placement, query, fill, and cancellation endpoints.1inch Orderbook APIThe Orderbook API from 1inch — 2 operation(s) for orderbook.1inch Orderbook APILimit Order Protocol orderbook — create, query, fill, and cancel signed limit orders across supported EVM c...
Emerging 7 Early or largely undocumented
CoinAPI Market Data APINormalized cryptocurrency market data covering more than 350 exchanges and 28,000+ assets. Provides trades,...Simudyne Pulse Synthetic Market Data APIREST API and Python SDK for tick-level synthetic market data — L1 quotes, L2 order book depth, trades, and ...Filament APISignature-authenticated REST + WebSocket order-book API for the Filament perpetual DEX on Sei. Place limit/...Pendle Boros Core Smart ContractsOpen-source Solidity core for Boros — the order-book / margin venue that lets traders long or short yield r...Pendle Real-Time Feeds (Socket.IO)Real-time data feeds delivered over Socket.IO from `https://api-v2.pendle.finance/pendle-v2`. Clients conne...Mango v4 Orderbook FeedLow-latency WebSocket feed (service-mango-orderbook) that parses Mango V4 Perp and Openbook spot bookside a...EPEX SPOT Continuous Intraday Market Data APIRead-only API subscription (Continuous API Read-only, EUR 3,360.00/month for internal usage) giving real-ti...
Companies reaching this through an API (17)
These companies publish an API, specification or operation carrying “Order Book” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.
1inch
1inch
B3 (Brasil Bolsa Balcão)
Bithumb
Bitstamp
Covalent
EPEX SPOT
Euronext
Filament
OKX
Pendle Finance
River Markets
Simudyne
Stellar
Synthetix
The San Francisco Compute Company
WazirX
Score breakdown
Frequency
46.5
log-scaled weighted occurrences
Breadth
0.5
spread across providers
Quality lift
41.9
mean composite of providers using it
Cohesion
9.6
strength of nearest seed neighbor
Related tags
Perpetuals 8 co-occurrences
Spot 5 co-occurrences
Derivatives 9 co-occurrences
Trading 25 co-occurrences
DEX 5 co-occurrences
Exchange 10 co-occurrences
Market Data 24 co-occurrences
Futures 5 co-occurrences
Where this tag comes from
Provider tag19
Api tag29
Openapi tag5
Openapi op tag10
Work with this as data
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