{"uid":"cap_0vX1JJGisgnNmwkJFNdHG","slug":"agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-2cde98df","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://agentdiet.dev/v1/workflows)","url":"https://agentdiet.dev/v1/workflows?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_BeU5Ib6-uekbHHI6Wo01X","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agentdiet.dev","brandSlug":"agentdiet-dev-mpp","brandBaseUrl":"https://agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning matching endpoints with token-compressed metadata and prompt-injection firewall protection.","exampleAgentPrompt":"Search the agentdiet tool index for MCP servers that handle SEC filings retrieval — I want to find what's available and route my agent to the right one.","exampleUseCases":[{"title":"Discovering GitHub audit tools for agent","prompt":"Search the MCP tool index for anything related to GitHub security auditing — I want to know which servers are available so my agent can run code audits automatically."},{"title":"Routing agent to email verification tool","prompt":"Find me an MCP or A2A tool that does email verification — search the tool index for 'email verification' and tell me what endpoints are available."},{"title":"Finding on-chain risk analysis capabilities","prompt":"Search the tool discovery index for any MCP servers that cover on-chain risk or smart contract security — I'm building an agent pipeline and need to know what's indexed."}],"resultDescription":"Returns a list of matching MCP servers and A2A tools from the 500+ indexed endpoints, including their capabilities, metadata, and compressed descriptions (85% token reduction). Results are filtered through a Prompt-Guard firewall to block injection attacks before being returned to the calling agent.","failureModes":["Empty or vague query returns no meaningful matches","Query for a niche capability not yet indexed returns empty results","Endpoint URL verification returns invalid or unreachable status if the target is offline","Overly broad queries may return too many results with insufficient differentiation","Service unavailability returns non-200 response with no tool data"],"whenToPreferThis":"Choose this endpoint when you need to discover which MCP servers or A2A tools exist for a given capability without knowing specific endpoint URLs in advance. It is especially useful for agent orchestration pipelines that need to dynamically route to the best available tool, or when building swarm architectures that must enumerate available capabilities. Prefer this over manually curated lists when the tool landscape changes frequently or when you need token-efficient tool discovery with built-in prompt injection protection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:25.920Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-3ece579a"}