{"uid":"cap_Dvq2OvnpGauEgbauU2H70","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-1d978413","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/universal-mcp-gateway)","url":"https://token-intel.agentdiet.dev/v1/universal-mcp-gateway?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_ELRXa9c6XY2PPk6RM3r_b","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":"Meta-router that indexes 500+ MCP servers and A2A tools, returning compressed capability results with prompt-guard firewall protection via a single connection.","exampleAgentPrompt":"Search across all indexed MCP servers and A2A tools to find capabilities related to 'SEC filings' — I want to see which tools are available, compressed into the fewest tokens, and only show me ones that pass the prompt-guard firewall.","exampleUseCases":[{"title":"Discover tools for company lead enrichment","prompt":"Find me all MCP servers and A2A tools that can do B2B company enrichment or extract tech stack signals — I need to pick the best one for my sales agent workflow."},{"title":"Verify a specific MCP endpoint before use","prompt":"Can you check whether this endpoint URL is a legitimate, indexed MCP server and tell me what capabilities it offers: https://some-mcp-server.example.com/v1/tool"},{"title":"Route swarm agents to context compression tools","prompt":"My agent swarm needs to compress large context windows — search the MCP index for any tools specializing in context compression or token reduction and return the top matches."}],"resultDescription":"A compressed list of matching MCP servers or A2A tools relevant to the query, with capability descriptions, safety flags from the Prompt-Guard firewall, and up to 85% token-reduced metadata to minimize downstream LLM costs.","failureModes":["Query string too vague — returns zero or low-confidence matches","Endpoint URL verification fails if the target is unreachable or unlisted","Payment not processed (x402 402 response) if USDC balance is insufficient","Prompt-Guard blocks query if it resembles a prompt injection attempt","Idempotency-Key collision may return a cached result from a prior call"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than having a hardcoded tool list. It is especially valuable in swarm or orchestration architectures where the right downstream tool is not known at design time, and when token budget is a concern due to its 85% compression guarantee.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:36:06.944Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}