{"uid":"cap_dLgAp_hEUS6Ucjht5fZ7R","slug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-58be31e1","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/workflows/execute)","url":"https://hn-pulse.agentdiet.dev/v1/workflows/execute?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_cWX50bKcSjYvbohPiEx2Z","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+ MCP servers and A2A tools via a single meta-router endpoint with token compression and prompt injection firewall","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that handle SEC filings or company enrichment, and return the best matches with their capabilities.","exampleUseCases":[{"title":"Finding tools for GitHub security audits","prompt":"Search across all available MCP servers and A2A agents to find ones that can do GitHub security audits or code vulnerability scanning — I want to know what's available and how to connect."},{"title":"Discovering context compression tools","prompt":"Can you look through the MCP tool index and find me any servers that specialize in context compression or token reduction? I want to cut down on token usage in my agent pipeline."},{"title":"Locating on-chain risk intelligence agents","prompt":"Find me any A2A tools or MCP servers in the index that deal with on-chain risk analysis or DeFi token intelligence — I'm building a crypto compliance workflow and need the right tools."}],"resultDescription":"Returns a filtered list of matching MCP servers or A2A tools relevant to the search query, with compressed descriptions, capability summaries, and connection details, routed through a Prompt-Guard firewall for safety.","failureModes":["Empty or vague query returns no useful matches","Query too broad returns too many low-relevance results","Endpoint URL verification fails if the target is unreachable or non-compliant","Token compression may reduce fidelity on highly technical tool descriptions","x402 payment failure if USDC balance insufficient"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover and route to the right MCP server or A2A tool from a large index without maintaining a local registry, especially when token efficiency and prompt injection safety matter. Prefer it over manually curating tool lists or calling individual MCP servers directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:43.860Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-45369aae"}