{"name":"Messari Pro x402 API","version":"2.0.0","description":"Crypto intelligence API paid via x402 protocol (USDC on Base). No API keys required.","endpoints":{"/v1/morning":{"method":"GET","price":"$0.07","description":"Daily crypto alpha brief: market overview, top movers, trending assets. Cached 90min."},"/v1/research":{"method":"GET","price":"$0.35","description":"On-demand crypto research synthesis powered by Messari AI.","params":{"query":"required - asset name or research topic (max 200 chars)","type":"optional - diligence | bullbear | compare | narrative | risk | tweet (default: diligence)"}},"/openapi.json":{"method":"GET","price":"free","description":"OpenAPI 3.0 specification"}},"docs":"See /openapi.json for full API specification"}