{"kit":"0.1","id":"x402.defi-signals-api","name":"DeFi Signals API","summary":"Paid market-data API for AI agents (x402, USDC on Base): cross-venue perpetual funding rates (OKX, Kraken Futures, dYdX) with a ready-to-use arbitrage spread signal, outlier-cleaned DeFi yields from DefiLlama, and a low-cost BTC/ETH/SOL market snapshot with Fear & Greed index. Clean JSON, exact scheme, from $0.002 per request. OpenAPI at /openapi.json.","categories":["crypto_onchain_data"],"tags":["Data"],"status":"unclaimed","seller":{"name":null,"domain":"defi-signals.org","claimed":false,"verify":"none"},"invoke":[],"input_schema":null,"output_schema":null,"sample":null,"offers":[{"rail":"x402","networks":["eip155:8453"],"price_usd_min":0.002,"price_usd_max":0.01,"payTo":null,"note":"Runtime 402 challenge is authoritative; verify amount and payTo before paying."}],"trial":null,"behavior":{"side_effects":"unknown","idempotent":null,"p95_latency_s":0.578,"data_retention":"unknown"},"policy":{"refund":"unknown","no_scraping":null,"consent_required":"unknown"},"discovery":{"llms_txt":"https://defi-signals.org/llms.txt","openapi":"https://defi-signals.org/openapi.json"},"trust":{"verified_buyers_30d":18,"settlements_30d":77,"volume_usd_30d":0.101,"top_buyer_share_30d":0.337,"last_settlement_at":"2026-10-02T10:54:51Z","shared_payout":true,"wash_flags":[],"method":"hub-trust-v0.1","source":"x402-list.com on-chain measured settlements (CC BY 4.0)","score":54,"evidence":"verified_non_wash_payments","watch":[]},"badges":["unclaimed","paid_usage_verified"],"agentropolis":{"tier":null,"tier_label":null,"highest_earned":null,"earned":[],"paid":[],"not_yet":[{"id":"verified","reason":"listing not claimed with domain proof"},{"id":"trusted","reason":"needs Live-Tested"}],"badge_svg":"https://agentropolis.io/badge/x402.defi-signals-api.svg","page":"https://agentropolis.io/listing/x402.defi-signals-api","embed_markdown":"[![Agentropolis](https://agentropolis.io/badge/x402.defi-signals-api.svg)](https://agentropolis.io/listing/x402.defi-signals-api)","tiers_doc":"https://agentropolis.io/badges"},"contact":{"a2a":null,"email":null,"messages":"roadmap: hub messaging (stub)"},"provenance":[{"source":"x402_list","ref":"https://x402-list.com/services/defi-signals-api","attribution":"Data: x402-list.com (CC BY 4.0)"}],"_generated":"Generated by Agentropolis from public metadata. The seller has not claimed or reviewed this listing."}