{"uid":"cap_8-tuZinUHgShWCZeX_GUT","slug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-f4dee3ad","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/crypto-alpha-dag)","url":"https://x402-audit.agentdiet.dev/v1/crypto-alpha-dag?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_NdhvwGqHDW4oO6f5dcaud","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 an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results via a single meta-router connection.","exampleAgentPrompt":"Search the MCP tool index for servers that can handle 'github security audits' — I need to find which available tools cover that capability.","exampleUseCases":[{"title":"Discover tools for SEC filing analysis","prompt":"Search the MCP tool index for anything that can pull or analyze SEC filings — I want to find which servers in the index handle that capability."},{"title":"Find email verification agent tools","prompt":"I need to find MCP or A2A tools in the index that do email verification — can you search for 'email verification' and show me what's available?"},{"title":"Route to on-chain risk analysis tool","prompt":"Search the tool discovery index for 'on-chain risk' — I want to find a safe-proxied MCP server I can route my agent through for crypto wallet risk checks."}],"resultDescription":"Returns a compressed list of matching MCP servers or A2A tools from the 500+ item index, including tool metadata, capability descriptions, and endpoint references — filtered through a Prompt-Guard firewall and compressed to reduce token usage by approximately 85%.","failureModes":["Empty or too-generic query returns no matches or irrelevant tools","Query for an unsupported domain returns empty result set","Endpoint URL verification fails if the target is offline or non-compliant","Payment failure via x402 blocks access before query is executed","Rate limiting or SLA violation returns error with no results"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability, rather than hardcoding tool connections. Especially useful when the desired tool category is known but the specific endpoint is not, or when you want a single safe-proxied connection with built-in prompt injection firewall and token compression instead of managing many direct tool connections.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:35:17.996Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7322c524"}