{"uid":"cap_iA7tqONtprLsUp6-shAsH","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-60e220da","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/v1/mcp-gateway)","url":"https://token-intel.agentdiet.dev/v1/mcp-gateway?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"limit":{"type":"integer","default":20,"maximum":100,"minimum":1,"description":"Maximum number of items to return per page (1-100)"},"query":{"type":"string","minLength":1,"description":"Capability search query (e.g. 'context compression', 'github security', 'sec filings', 'company enrichment') or endpoint URL to verify"},"cursor":{"type":"string","description":"Opaque pagination cursor for fetching the next page"}}},"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_kHw6KAgUoJ2G52RfS1P3E","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 matching endpoints with token-compressed metadata and Prompt-Guard firewall protection.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that handle 'github security auditing' and return the top 10 results so I can pick the right tool to plug into my agent.","exampleUseCases":[{"title":"Discovering tools for SEC filing analysis","prompt":"Search the MCP tool index for any servers or A2A agents that can retrieve or analyze SEC filings — show me up to 20 results so I can wire one into my research workflow."},{"title":"Finding context compression MCP servers","prompt":"I need an MCP server that supports context compression to reduce token usage in my agent pipeline — can you search the tool index for 'context compression' and return the top 5 matches?"},{"title":"Routing agent swarm to lead enrichment tools","prompt":"My agent swarm needs a tool for B2B company and contact enrichment — search the A2A and MCP registry for 'company enrichment' and give me the first page of results with their endpoint details."}],"resultDescription":"A paginated list of matching MCP servers and A2A tool entries, each including capability descriptions, endpoint URLs, and compressed metadata. Includes an opaque cursor for fetching subsequent pages. Protected by Prompt-Guard firewall to filter malicious tool outputs.","failureModes":["Empty query string returns validation error","Query matches no indexed tools, returning an empty result set","Cursor is invalid or expired, causing a pagination error","Rate limiting or payment failure (x402) blocks access","Index may be stale if newly added MCP servers have not yet been crawled"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools exist for a given capability, rather than hard-coding a specific tool. It is especially useful for agent orchestrators, swarm routers, or meta-agents that need to find and delegate to specialized tools at runtime, and when token efficiency (85% compression claim) and prompt injection safety (Prompt-Guard firewall) are priorities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:35:11.834Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}