{"uid":"cap_KT2afLLIhDWT3FB8yAnkT","slug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-29034845","name":"Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router","description":"Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall. (Live x402 v2, IETF MPP & MCP endpoint at https://github-audit.agentdiet.dev/v1/a2a-mesh)","url":"https://github-audit.agentdiet.dev/v1/a2a-mesh?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","minLength":1,"description":"Capability search query (e.g. 'context compression', 'github security', 'sec filings', 'company enrichment') or endpoint URL to verify"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","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":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Qk62zlHjeBvMh0xyMhXBC","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"github-audit.agentdiet.dev","brandSlug":"github-audit-agentdiet-dev-mpp","brandBaseUrl":"https://github-audit.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results through a single meta-router connection.","exampleAgentPrompt":"Search the A2A and MCP tool index for any servers that can do GitHub security auditing — I want to find available tools through the agentdiet meta-router.","exampleUseCases":[{"title":"Finding a context compression tool","prompt":"Search the MCP tool index for anything that does context compression or token reduction — I want to find an agent-compatible server I can plug into my pipeline."},{"title":"Locating SEC filings capability","prompt":"Can you search the A2A mesh for tools that handle SEC filings retrieval? I need to find an MCP server that can pull public company financial documents."},{"title":"Routing swarm to lead enrichment tool","prompt":"I'm building a multi-agent swarm and need to discover which tools in the MCP index support B2B lead enrichment — search for company enrichment or contact data capabilities."}],"resultDescription":"Returns a compressed (up to 85% token reduction) list of matching MCP servers and A2A tools relevant to the capability query, including endpoint metadata, filtered through a Prompt-Guard firewall to block malicious content. Response schema is a generic object containing matched tool listings and routing information.","failureModes":["Missing or empty 'query' parameter returns a validation error","Query matches no indexed tools — empty results returned","Firewall blocks a result flagged as unsafe — filtered from output","Endpoint unreachable or payment not processed — 402 Payment Required","Upstream MCP server index temporarily unavailable — degraded results or error"],"whenToPreferThis":"Choose this endpoint when you need to discover which of 500+ MCP servers or A2A tools can handle a given capability, rather than calling a specific known API. Ideal for dynamic agent swarms that need to self-route to the right tool at runtime, or when you want a single-connection proxy to many backend tools with built-in prompt injection protection and token-compressed responses.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:06.011Z","isFirstParty":false,"canonicalSlug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-b9feed5d"}