{"uid":"cap_cNv-o6DCLUuhCP5hANuFE","slug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-3ac3c794","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://x402-audit.agentdiet.dev/v1/swarm-execute)","url":"https://x402-audit.agentdiet.dev/v1/swarm-execute?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_MXsRVuNx_Rjw5spvGlqZk","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402-audit.agentdiet.dev","brandSlug":"x402-audit-agentdiet-dev-mpp","brandBaseUrl":"https://x402-audit.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools via a single connection, with token compression and prompt injection firewall.","exampleAgentPrompt":"Search the swarm router for MCP tools that handle SEC filings and company enrichment — I want to find the best available tool for that capability.","exampleUseCases":[{"title":"Discover SEC filing tools for agent","prompt":"Search for MCP servers or A2A tools that can retrieve SEC filings — I need to find the right tool to plug into my research agent."},{"title":"Find GitHub security audit tools","prompt":"Can you query the swarm router to find tools that handle GitHub security auditing so I know which one to use for my code review pipeline?"},{"title":"Route to email verification capability","prompt":"I need to find a tool in the MCP index that can verify email addresses — search the swarm for 'email verification' and tell me what's available."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools indexed by the swarm router, along with token-compressed capability descriptions and routing metadata, filtered through a Prompt-Guard firewall to prevent prompt injection.","failureModes":["Empty query string returns validation error","Query matches no indexed tools — returns empty results set","Upstream MCP server unavailable — router may return partial results","Payment not fulfilled (HTTP 402) — requires x402 USDC micropayment before response","Prompt injection attempt detected by firewall — request blocked"],"whenToPreferThis":"Choose this endpoint when an agent needs to discover which of 500+ MCP servers or A2A tools best matches a capability need, rather than calling a specific known tool directly. Especially useful when the right tool is unknown, when token budget is limited (85% compression), or when prompt injection safety across third-party tools is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:49.057Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7322c524"}