{"uid":"cap_uY1uJlj4YC6E0pURI8nqg","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-0a0c97de","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://token-intel.agentdiet.dev/api/mcp/audit)","url":"https://token-intel.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_1wztRTQr2emX0LARc_LXS","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"token-intel.agentdiet.dev","brandSlug":"token-intel-agentdiet-dev-mpp","brandBaseUrl":"https://token-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning token-compressed results through a prompt-guard firewall","exampleAgentPrompt":"Search the MCP tool index for servers that can handle SEC filings and company enrichment — I want to see what's available before wiring up my agent.","exampleUseCases":[{"title":"Discovering tools for GitHub security audits","prompt":"Find me MCP servers or A2A tools in the index that can do GitHub security scanning — I want to pick the best one to plug into my pipeline."},{"title":"Routing agent to context compression capability","prompt":"Search for tools that do context compression so I can cut down on token usage in my agent swarm — show me what's available in the index."},{"title":"Verifying a specific MCP endpoint before use","prompt":"Can you check whether this endpoint URL is listed in the MCP tool index and tell me what capabilities it offers: https://some-mcp-server.example.com/api/tools"}],"resultDescription":"Returns a compressed, firewall-filtered list of matching MCP servers and A2A tools from a 500+ entry index, including capability descriptions and routing metadata, with approximately 85% token reduction compared to raw tool listings.","failureModes":["Empty query string returns validation error (query is required, minLength 1)","Query matches no indexed tools — returns empty result set","Upstream MCP index unavailable — may return 503 or timeout","Payment not fulfilled — returns HTTP 402 requiring x402 Base USDC payment","Prompt-Guard firewall blocks query flagged as potentially malicious — returns rejection with firewall reason"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool supports a given capability without hardcoding integrations, or when you want a single-connection proxy to 500+ tools with built-in token compression and prompt injection protection. Prefer it over direct MCP server registries when token budget is tight or when safety filtering of tool responses is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:35:16.165Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}