{"uid":"cap_ZKddP43yh_YquDDEaIy9m","slug":"ai-tool-discovery-pack-7a0debfc","name":"AI Tool Discovery Pack","description":"Invoice-to-JSON, on-chain tools (transaction explainer + payment check, wallet profile, contract ABI, ERC-20 token risk), company contacts and web-to-RAG for AI agents. Pay per call with x402 (USDC on Base). No signup, no API key.","url":"https://freetier-agent-api.pages.dev/api/pack/ai-tool-discovery?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["q"],"properties":{"q":{"type":"string","description":"Search query, e.g. \"pdf parsing\" or \"onchain data\""}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"meta":{"related":[{"url":"https://freetier-agent-api.pages.dev/packs/wallet-safety","slug":"wallet-safety","title":"Wallet Safety Scan"}]},"pack":"ai-tool-discovery","input":{"q":"weather"},"errors":[],"results":{},"summary":{"status":"ok"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.012","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.012/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.012","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.012","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_e_E_44_Ns4l0J8_YuzEaL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.012","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Discovers matching MCP servers, x402 pay-per-call services, and agent tools for any query in a single call","exampleAgentPrompt":"Search for all the MCP servers and agent tools available for PDF parsing so I can find the right capability to add to my pipeline.","exampleUseCases":[{"title":"Runtime capability discovery for agents","prompt":"My AI agent needs to find a tool for onchain data at runtime — can you search the AI tool discovery pack for what MCP servers or x402 services are available for that?"},{"title":"Chaining new tools mid-workflow","prompt":"I'm building an agent pipeline and it needs to discover weather-related tools dynamically. Search for matching MCP servers and pay-per-call services for the query 'weather' so we can chain one in."},{"title":"Exploring agent tooling for a domain","prompt":"What agent tools and MCP servers are out there for natural language processing? Run a discovery search so I can see what's available before I decide which to integrate."}],"resultDescription":"Returns a JSON object with a 'results' field containing matched MCP servers, x402 services, and agent tools relevant to the query; a 'meta' field with related pack suggestions; a 'summary' with status; and an 'errors' array. Example includes related packs like 'Wallet Safety Scan' and the original query echoed back.","failureModes":["Missing required 'q' query parameter returns validation error","Empty or overly broad query may return sparse or no results","Query terms with no matching tools return empty results object","Service unavailability returns HTTP 5xx with error in errors array","Rate limiting or payment failure for the $0.012 USDC x402 call returns 402"],"whenToPreferThis":"Use this endpoint when an AI agent needs to discover new capabilities at runtime rather than having them hardcoded. Ideal for meta-agents that self-expand their toolset, orchestrators looking for the right MCP server for a task, or developers exploring what agent tooling exists for a given domain. Covers ~13,000 agent tools including MCP servers and x402 pay-per-call services in one call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-01T06:55:08.148Z","isFirstParty":false,"canonicalSlug":"ai-tool-discovery-pack-7a0debfc"}