{"uid":"cap_Jr6ayiYvLn9dPuNmg8Vg8","slug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-f5fb4834","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://hn-pulse.agentdiet.dev/v1/agent-router)","url":"https://hn-pulse.agentdiet.dev/v1/agent-router?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_siEuz2ayRQ4oYmPrHmKZj","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes across 500+ indexed MCP servers and A2A tools via a single connection, with token compression and prompt injection firewall.","exampleAgentPrompt":"Search the A2A and MCP tool index for anything that can do 'github security audits' — I want to see which tools are available and how to reach them.","exampleUseCases":[{"title":"Finding tools for SEC filing research","prompt":"Search the MCP tool index for anything that handles SEC filings or financial document lookup — I need to know what's available and how to connect to it."},{"title":"Discovering on-chain risk analysis agents","prompt":"I'm building an agent pipeline and need on-chain risk scoring — search the A2A tool router for MCP servers that support that capability."},{"title":"Locating a context compression tool","prompt":"Can you search the universal tool router for any MCP endpoint that offers context compression or token reduction for large agent conversations?"}],"resultDescription":"A JSON object listing matched MCP servers and A2A tools relevant to the query, with routing metadata, token-compressed manifests, and connection details, filtered through a Prompt-Guard firewall to block injection payloads.","failureModes":["Query returns no matching tools if the capability is too niche or misspelled","Response may be incomplete if the indexed registry has not recently updated for a new MCP server","HTTP 402 payment required if x402 USDC micropayment is not sent with the request","Overly broad queries may return too many results with insufficient differentiation","Firewall may block queries containing patterns that resemble prompt injection attempts"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover and connect to MCP servers or A2A tools without maintaining its own registry, especially when token budget is constrained (85% compression claimed) or when prompt injection safety is required at the routing layer. Best when building multi-tool orchestration pipelines that need to search across a large catalog of agent capabilities from a single connection point.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:18.098Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-45369aae"}