{"uid":"cap_1B9N_KpKuCSNJz0dOVuB-","slug":"defi-yield-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-50ea0f60","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://defi-yield.agentdiet.dev/v1/mcp-router)","url":"https://defi-yield.agentdiet.dev/v1/mcp-router?utm_source=zero.xyz","method":"POST","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_jAe9jbYFRhf9EwY816Qzc","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"defi-yield.agentdiet.dev","brandSlug":"defi-yield-agentdiet-dev-mpp","brandBaseUrl":"https://defi-yield.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools via a single connection, with token compression and prompt-injection firewall.","exampleAgentPrompt":"Search for MCP tools that can do SEC filings lookup and route my query through the safe-proxy so I get compressed, injection-free results.","exampleUseCases":[{"title":"Swarm tool routing for lead enrichment","prompt":"I'm running an agent swarm and need to find the best available MCP server for B2B company and contact enrichment — search the index and route my query there with token compression enabled."},{"title":"Safe discovery for GitHub audit tools","prompt":"Can you search across all indexed A2A and MCP tools for something that audits GitHub repositories for supply-chain risks, and make sure the response is filtered through the prompt-injection firewall?"},{"title":"On-chain DeFi tool discovery","prompt":"Find me an MCP tool from your index that handles on-chain DeFi yield or DEX token intelligence, and return the best match with compressed output so I don't burn too many tokens."}],"resultDescription":"Returns matched MCP servers or A2A tools relevant to the query, with up to 85% token-compressed responses and prompt-injection-filtered results, surfacing endpoint URLs, capability descriptions, and routing metadata.","failureModes":["Empty or vague query returns low-relevance or no matches","Queried capability not indexed among the 500+ tools returns empty result","Prompt-guard firewall may flag and block certain query patterns as injection attempts","Upstream MCP server unavailability causes routing failure","Payment not processed (HTTP 402) blocks execution"],"whenToPreferThis":"Choose this endpoint when you need a single-connection entry point to discover, search, and route across a large index of MCP servers and A2A tools — especially when token budget is a concern (85% compression) or when you need firewall protection against prompt injection in tool responses. Prefer over manually enumerating individual MCP endpoints or building your own tool registry.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:32:06.452Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b31cc8b3"}