{"service":"agenttoll.dev","endpoint":"https://agenttoll.dev/paid/academic/openalex","method":"POST","protocol":"x402","price_usd":"0.03","network":"eip155:8453","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","message":"This is an x402-paid API endpoint. Send a POST request with JSON to receive the 402 payment challenge, then retry with a signed payment.","tool":{"name":"search_openalex","description":"Search 250M+ works via OpenAlex with institution data, bibliometrics, citation counts, open access links.","buyer_value":"Pay $0.03 for Search 250M+ works via OpenAlex with institution data, bibliometrics, citation counts, open access links.","input":{"query":"string research query","limit":"optional int 5-50 default 20"},"example":{"query":"carbon capture sequestration"},"sample_output":"JSON with source-backed fields, response metadata, and decision/readout fields where the endpoint is a brief.","discovery_queries":["search openalex","search openalex x402","paid MCP tool","paid data API for AI agents"],"docs":"https://agenttoll.dev/tools/search_openalex"}}