{"uid":"cap_TsKEP8CNVsiKjYHV2_sdy","slug":"defi-yield-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-6c6186ec","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://defi-yield.agentdiet.dev/v1/b2b-osint-dag)","url":"https://defi-yield.agentdiet.dev/v1/b2b-osint-dag?utm_source=zero.xyz","method":"POST","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_GIY7nMuO-FQML_bTZKvG5","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"defi-yield.agentdiet.dev","brandSlug":"defi-yield-agentdiet-dev-mpp","brandBaseUrl":"https://defi-yield.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed results through a prompt-injection-safe proxy","exampleAgentPrompt":"Search the MCP and A2A tool index for servers that support 'SEC filings' and return the best matching endpoints with compressed capability summaries.","exampleUseCases":[{"title":"Discover tools for GitHub security auditing","prompt":"Search your tool index for any MCP servers or A2A agents that can audit GitHub repositories for supply-chain vulnerabilities and license risks — give me the top matches."},{"title":"Find email verification capabilities","prompt":"I need to find an agent tool that does email verification — can you search the MCP index for anything matching 'email verification' and show me what's available?"},{"title":"Route agent to DEX token intelligence tools","prompt":"Look through your catalog of 500+ MCP and A2A tools for anything related to DEX token intelligence or on-chain token analysis, and route me to the best option."}],"resultDescription":"Returns a compressed list of matching MCP servers and A2A tool endpoints relevant to the query, including capability descriptions, endpoint URLs, and metadata — with up to 85% token compression applied and prompt-injection filtering via the Prompt-Guard firewall.","failureModes":["Empty or vague query returns no matches or overly broad results","Query matches no indexed tools and returns empty result set","Endpoint URL verification fails if the target is offline or non-compliant","Rate limiting or payment failure if x402 payment is not properly handled","Malformed query (length < 1) triggers schema validation error"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool supports a specific capability without hardcoding endpoints. Ideal when building swarms or orchestrators that need to route subtasks to the right specialized agent. Prefer over manual directory browsing when you need token-efficient, firewall-safe tool discovery across a large catalog.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:37:10.143Z","isFirstParty":false,"canonicalSlug":"defi-yield-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b31cc8b3"}