{"uid":"cap_fdjBO5cXPsRJmZ0a17SEd","slug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7322c524","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/workflows)","url":"https://x402-audit.agentdiet.dev/v1/workflows?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_MivnnM-WUdEK2xwhAIqkn","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 a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results for agent routing and discovery.","exampleAgentPrompt":"Search the MCP tool index for anything that can do 'SEC filings' or 'company enrichment' — I want to find the best available agent tool to route that kind of request through.","exampleUseCases":[{"title":"Discover tools for GitHub security audits","prompt":"I need to find MCP servers or A2A tools that can audit a GitHub repo for security issues — search the tool index for 'github security' and tell me what's available."},{"title":"Find context compression tools for agent pipelines","prompt":"My agent pipeline is getting too token-heavy. Search for tools in the MCP index that do context compression so I can plug one in."},{"title":"Route a query to the right domain OSINT agent","prompt":"I want to look up OSINT data on a domain but don't know which tool handles that — can you search the meta-router for 'domain OSINT' and find me the right agent to call?"}],"resultDescription":"Returns a structured list of matching MCP servers or A2A tools relevant to the query, with capability descriptors and routing metadata, compressed by up to 85% relative to raw tool schemas, and filtered through a Prompt-Guard firewall for safety.","failureModes":["Empty query string returns validation error","No matching tools found for niche or misspelled query","Firewall may block queries flagged as prompt injection attempts","Payment required (x402) if credit not pre-authorized","Timeout if upstream MCP index is slow to respond"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover the right downstream MCP server or A2A tool for a capability it doesn't have natively, especially when operating in a multi-agent swarm context where token efficiency and prompt safety are priorities. Prefer this over hard-coded tool registries when the set of available tools is large or unknown.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:36.109Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7322c524"}