{"name":"crypto-headlines","description":"Crypto headlines API for agents that need breaking cryptocurrency news by topic or query. Search bitcoin, Ethereum, DeFi, stablecoin, and crypto market headlines across a 1–168 hour lookback, then receive article URLs, publisher domains, timestamps, language/country metadata, and per-headline sentiment. GDELT powers the search with a GNews fallback when configured. Data only, not trading advice. Use it as a crypto headlines API, breaking crypto news feed, cryptocurrency news search, or DeFi news API.","price":"$0.005","method":"POST","input_schema":{"properties":{"topic":{"type":"string","enum":["crypto","markets","defi","bitcoin","ethereum","stablecoins"],"description":"Preset topic. Default crypto."},"query":{"type":"string","description":"Optional news query override, max 240 chars."},"limit":{"type":"number","description":"Headlines to return, 1-30. Default 10."},"hours":{"type":"number","description":"Lookback window in hours, 1-168. Default 48."}}},"input_example":{"topic":"crypto","limit":10,"hours":24},"output_example":{"topic":"crypto","returned":10,"sentiment":{"average_score":0.1,"distribution":{"positive":3,"neutral":6,"negative":1}},"source":"GDELT 2.1 Document API"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}