{"uid":"cap_ANqS5NjPDgHp0iTUTucOB","slug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-d08f3843","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://mcp-security.agentdiet.dev/v1/mcp-router)","url":"https://mcp-security.agentdiet.dev/v1/mcp-router?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_SaBtzdibnA8oAd2UxAP9Q","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches across 500+ indexed MCP servers and A2A tools to find matching capabilities, returning token-compressed results with prompt-injection firewall protection.","exampleAgentPrompt":"Search the MCP tool index for any servers or A2A tools that handle context compression and prompt injection protection — I want to find the best single-connection option.","exampleUseCases":[{"title":"Discover tools for SEC filing retrieval","prompt":"Search the MCP router for any tools or servers that can pull SEC EDGAR filings or 10-K reports — I need to find which indexed endpoints handle that."},{"title":"Verify a suspicious MCP endpoint URL","prompt":"Can you run this endpoint URL through the MCP router to check if it's a known, safe tool or if there are any security flags on it? https://some-mcp-server.example.com/v1/tool"},{"title":"Route agent to DEX liquidity tools","prompt":"I need to find MCP servers in the index that can fetch live DEX liquidity and token orderflow data — search for 'DEX liquidity' and return what's available."}],"resultDescription":"Returns a token-compressed list of matching MCP servers or A2A tools ranked by relevance to the query, including capability descriptions, endpoint URLs, and any prompt-injection or security flags raised by the Prompt-Guard firewall — all compressed to roughly 85% fewer tokens than raw responses.","failureModes":["Empty query string returns validation error (minLength:1 required)","No matching tools found for obscure or highly specific queries","Endpoint URL verification may return inconclusive if the URL is not indexed","Rate limiting or payment failure via x402 if USDC balance is insufficient","Prompt-Guard firewall may flag and block queries containing injection-like patterns"],"whenToPreferThis":"Choose this endpoint when an agent needs to discover which of 500+ MCP servers or A2A tools can fulfill a capability requirement, rather than calling a specific known endpoint directly. Ideal for dynamic tool routing, swarm orchestration, or when building multi-agent pipelines that need to self-assemble from available tools. Also useful for verifying whether a given endpoint URL is indexed and safe before invoking it.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:31.944Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-88de6323"}