API archive entry · source-reported
Zennet
x402 pay-per-use APIs: Polymarket signals, CEX/DEX spreads, contract risk scores, gas oracle
Other Cryptocurrency APIs
These records share a directory category and are ordered by similarity of reported access facts. They are a shortlist, not proof of drop-in compatibility.
0x
API for querying token and pool stats across various liquidity pools
No auth · HTTPS reported · CORS Yes
Alpha (Mossland)
Korean crypto channel stance + RAG Q&A + canonical entity/topic/event store
No auth · HTTPS reported · CORS Yes
Bitcoin Halving
Halving era, block reward, and schedule arithmetic for any Bitcoin block height
No auth · HTTPS reported · CORS Yes
BlazePhoenix
On-chain DEX aggregator quotes and route execution data
No auth · HTTPS reported · CORS Yes
Block Lottos
On-chain lottery, draw history, jackpot and advertising endpoints
No auth · HTTPS reported · CORS Yes
BTCGlobe
Bitcoin height, fees, mempool and peer data served live from two self-hosted nodes
No auth · HTTPS reported · CORS Yes
How to compare them
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Operating cost
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Integration risk
Test auth, errors, pagination, latency, versioning, and outage behavior.
Data rights
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Source reference
This page separates source-reported facts from questions that need live provider verification.