{"uid":"cap_Qf7QbAoOJfLLjrBAiq44e","slug":"mesh-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-ee60b06e","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://mesh.agentdiet.dev/v1/universal-mcp-gateway)","url":"https://mesh.agentdiet.dev/v1/universal-mcp-gateway?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_k2dGxNaDZfW6eZtFUonWY","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mesh.agentdiet.dev","brandSlug":"mesh-agentdiet-dev-mpp","brandBaseUrl":"https://mesh.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes across 500+ MCP servers and A2A tools via a single connection, with token compression and prompt-injection firewall.","exampleAgentPrompt":"Search the universal MCP gateway for tools that handle SEC filings retrieval — I want to find the best available A2A endpoint for that capability.","exampleUseCases":[{"title":"Discover tools for context compression","prompt":"I need to find MCP servers or A2A tools that specialize in context compression — can you search the universal gateway and tell me what's available?"},{"title":"Route agent to GitHub security auditor","prompt":"Look up 'github security audit' in the MCP tool discovery gateway and find me the best endpoint I can point my coding agent at."},{"title":"Verify a specific endpoint is safe","prompt":"Can you check whether this endpoint URL is indexed and safe in the universal MCP gateway: https://some-mcp-server.example.com/v1/tool?"}],"resultDescription":"Returns a list of matching MCP servers or A2A tools relevant to the query, including endpoint metadata, compressed descriptions, and safety/firewall status — with up to 85% token reduction compared to raw discovery.","failureModes":["Query string too short or empty — returns validation error","No matching tools found for the capability query — returns empty result set","Endpoint URL not indexed or unrecognized — returns no match","Service temporarily unavailable — returns 5xx error","Payment not completed (x402) — request blocked before processing"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to delegate a task to, especially when the agent doesn't know the exact backend endpoint in advance. It is particularly valuable when operating across a large heterogeneous tool ecosystem (500+), when token budget is tight (85% compression), or when untrusted tool responses need firewall protection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:20.930Z","isFirstParty":false,"canonicalSlug":"mesh-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-3ac1dbb7"}