{"uid":"cap_kgAZETKm9WFGmwnUUPkHU","slug":"whale-momentum-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-80271a1a","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://whale-momentum.agentdiet.dev/api/mcp/audit)","url":"https://whale-momentum.agentdiet.dev/api/mcp/audit?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_CN_3HUzEnp9Gn5r1EkjG2","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"whale-momentum.agentdiet.dev","brandSlug":"whale-momentum-agentdiet-dev-mpp","brandBaseUrl":"https://whale-momentum.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning matching endpoints with token-compressed results through a Prompt-Guard firewall","exampleAgentPrompt":"Search the MCP tool index for anything related to 'company enrichment' and show me which servers or A2A tools are available to handle that capability.","exampleUseCases":[{"title":"Finding a GitHub security audit tool","prompt":"I need to find an MCP server or A2A tool that can audit GitHub repositories for security issues — search the tool index for 'github security' and tell me what's available."},{"title":"Discovering SEC filing data tools","prompt":"Which MCP servers in your index can handle SEC EDGAR filings or 10-K data? Search for 'sec filings' and give me the best matching tools."},{"title":"Routing agent to context compression capability","prompt":"My agent needs to compress large context windows before sending them — search the tool index for 'context compression' and find me a suitable MCP endpoint I can route to."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools from a 500+ item index, including tool names, capabilities, endpoint URLs, and token-compressed descriptions, filtered through a Prompt-Guard firewall for safety","failureModes":["Missing or empty query parameter returns validation error","No matching tools found for obscure capability queries","Firewall may block or sanitize queries containing prompt injection patterns","Endpoint may return generic object response with unclear structure","Payment required (HTTP 402) if x402 balance is insufficient"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool handles a given capability at runtime, rather than hardcoding tool URLs. Especially useful when building swarm architectures or meta-agents that need to route sub-tasks to specialized tools across a large, curated index.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:20.926Z","isFirstParty":false,"canonicalSlug":"whale-momentum-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-c7017855"}