{"uid":"cap_wPgaGDhHdWO6tLIQf0qWq","slug":"agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-0cbcf4a8","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://agentdiet.dev/api/mcp/audit)","url":"https://agentdiet.dev/api/mcp/audit?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_U-mWhBYSgxpBBbKfpuL8D","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"agentdiet.dev","brandSlug":"agentdiet-dev-mpp","brandBaseUrl":"https://agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and audits 500+ indexed MCP servers and A2A tools by capability query, with 85% token compression and prompt-injection firewall protection.","exampleAgentPrompt":"Search the MCP tool index for anything that handles 'SEC filings' so I can find a safe, compressed-response endpoint to use in my agent pipeline.","exampleUseCases":[{"title":"Discover tools for a research agent","prompt":"Search the MCP tool index for endpoints that handle 'company enrichment' or 'B2B lead data' — I want to find what's available before wiring up my research agent."},{"title":"Audit a suspicious MCP endpoint URL","prompt":"Can you run an audit on this MCP endpoint URL — https://somethirdparty.dev/api/tool — to check if it's safe to connect my agent to?"},{"title":"Find compressed-context tools for a swarm","prompt":"I'm building a multi-agent swarm and need to keep token usage low — find me MCP servers in your index that support context compression or summarization."}],"resultDescription":"Returns a structured object listing matching MCP servers or A2A tools ranked by relevance to the query, with metadata about each tool's capabilities, safety status (Prompt-Guard firewall check), and compressed descriptions. When an endpoint URL is submitted, returns an audit result for that specific endpoint.","failureModes":["Empty query string returns validation error (query is required, minLength 1)","No matching tools found for obscure capability query returns empty result set","Endpoint URL audit may time out if the target server is unresponsive","Payment required (HTTP 402) if x402 micropayment not attached at $0.01 per call","Malformed endpoint URL may return parse error rather than audit result"],"whenToPreferThis":"Choose this endpoint when you need to discover, compare, or verify MCP/A2A tools across a broad index of 500+ servers without making individual connections to each — especially when token budget is a concern (85% compression) or when you want a safety-screened proxy layer before connecting an untrusted tool to your agent pipeline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:39:35.019Z","isFirstParty":false,"canonicalSlug":"agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-3ece579a"}