{"uid":"cap_SIgYL75CJ7nE_ucmQQF4F","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-be3f76ae","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://workflows.agentdiet.dev/v1/bundle-execute)","url":"https://workflows.agentdiet.dev/v1/bundle-execute?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_PYMwvH0y_uzRrtS7V_Y9U","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"workflows.agentdiet.dev","brandSlug":"workflows-agentdiet-dev-mpp","brandBaseUrl":"https://workflows.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools with token compression and prompt-injection firewall protection.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that can handle 'company lead enrichment' — I want to find the best available tool and get back compressed, agent-ready results.","exampleUseCases":[{"title":"Finding an SEC filing tool for research","prompt":"Search the indexed MCP registry for any tools that can retrieve SEC filings or EDGAR data — I need to find the right agent capability for financial document lookup."},{"title":"Discovering on-chain risk analysis agents","prompt":"Can you search across all the indexed A2A and MCP servers to find tools that handle on-chain risk or crypto wallet analysis? I want to see what's available with compressed descriptions."},{"title":"Validating a known MCP endpoint URL","prompt":"I have this MCP endpoint URL — can you run it through the tool discovery router to check if it's indexed and verify it's a legitimate, safe-to-call server?"}],"resultDescription":"Returns a JSON object containing matching MCP servers and A2A tools relevant to the query, with 85% token-compressed capability descriptions, safety firewall screening results, and routing metadata such as endpoint URLs and schema summaries.","failureModes":["Empty or vague query string returns no matches or irrelevant results","Requested capability not indexed among the 500+ servers returns empty result set","Prompt-injection attempt in query blocked by Prompt-Guard firewall with rejection response","Endpoint URL verification of an invalid or unreachable server returns compliance failure","Rate limiting or payment failure (HTTP 402) if x402 payment not properly attached","Malformed query (minLength not met) triggers input validation error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hard-coding a specific tool. Ideal for swarm orchestrators, meta-agents, or workflows that need to route sub-tasks to the best available specialized tool. Prefer this over direct tool calls when the right tool is unknown, when you want token-compressed tool descriptions to preserve context window, or when you need firewall-screened safe proxying of agent queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:32:48.067Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-9abf6654"}