{"uid":"cap_ZZSKkjWnKn8O5CRsjBCSz","slug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7d90fac0","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/swarm-execute)","url":"https://hn-pulse.agentdiet.dev/v1/swarm-execute?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_rvhNpHeqeskZ4oucG0d8v","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 a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-screened results through a single connection","exampleAgentPrompt":"Search the swarm router for any available MCP tools or A2A agents that can handle SEC filings and company enrichment — I need to know what's indexed and ready to call.","exampleUseCases":[{"title":"Discover tools for on-chain risk analysis","prompt":"I need to find any MCP servers or A2A agents in the swarm that specialize in on-chain risk scoring or smart contract auditing — can you search the meta-router for that capability?"},{"title":"Find a prompt firewall or content moderation tool","prompt":"Search the swarm index for tools that handle prompt injection defense or content moderation — I want to know which MCP endpoints are available for that."},{"title":"Route a query to the right enrichment agent","prompt":"I'm building an agent pipeline and need to find which A2A tools in the 500+ index can do B2B lead enrichment or domain OSINT — can you query the swarm router with 'company enrichment' and tell me what comes back?"}],"resultDescription":"Returns a compressed list of matching MCP servers or A2A tool endpoints that satisfy the capability query, with 85% token compression applied and Prompt-Guard firewall screening. Results include tool metadata, capabilities, and routing details needed to invoke the matched endpoints.","failureModes":["Empty results when no indexed tool matches the query — try broader or alternate keywords","Query too short or vague — minLength of 1 enforced but very short queries may return low-relevance results","Rate limiting or 402 payment required if USDC micropayment not satisfied","Firewall rejection if query pattern triggers Prompt-Guard heuristics","Timeout if backend swarm index is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding a specific tool. It is especially useful in multi-agent orchestration pipelines where the right downstream tool is not known in advance, or when building a swarm router that needs a single-connection entry point to hundreds of specialized agents with built-in token compression and safety filtering.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:36:02.507Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-45369aae"}