{"uid":"cap__3f4pI6Yqr8CViyrGfoqM","slug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-c2543e63","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/bundle-execute)","url":"https://x402-audit.agentdiet.dev/v1/bundle-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_laJBzxb2rUw7ncqNxqbvd","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 agent tools by capability query, returning compressed, firewall-filtered results via a single meta-router connection.","exampleAgentPrompt":"Search the MCP and A2A tool index for 'SEC filings' and show me the best matching servers I can route my agent through.","exampleUseCases":[{"title":"Finding GitHub security audit tools","prompt":"Search the MCP tool registry for 'github security audit' and tell me which servers support that capability so I can plug one into my agent."},{"title":"Discovering context compression endpoints","prompt":"I need to reduce my agent's token usage — can you search the A2A tool index for 'context compression' and show me the top options available?"},{"title":"Routing to company enrichment tools","prompt":"Find me the best MCP servers for 'company enrichment' in the swarm router index so my agent can start doing B2B lead lookups."}],"resultDescription":"Returns a compressed, Prompt-Guard-filtered list of matching MCP servers and A2A tools relevant to the capability query, including tool names, descriptions, and routing references — with up to 85% token reduction compared to raw tool manifests.","failureModes":["Empty query string returns validation error","Query matches no indexed tools — empty result set returned","Prompt-Guard firewall blocks query deemed adversarial or unsafe","Index temporarily unavailable — 5xx response","Payment not satisfied — HTTP 402 response requiring x402 USDC micropayment","Malformed endpoint URL passed as query — verification failure"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools support a given capability without maintaining its own registry. It is especially useful for swarm orchestrators that need to route tasks to the right sub-agent tool at runtime, or when token budget is a concern due to the built-in 85% compression. Prefer this over manual tool lists or static registries when the tool landscape changes frequently or when prompt injection safety (via the Prompt-Guard firewall) is a priority.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:12.372Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7322c524"}