{"uid":"cap_T2TY4zODBNeNgXfJlRe6m","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-d34ec2d4","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":"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_918j1BtfBAwCpx5G3oeAw","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 through a single meta-router connection with token compression and prompt injection protection","exampleAgentPrompt":"Search the MCP and A2A tool index for anything that can do SEC filings analysis — I need a safe, single-connection route to the best available tool for that capability.","exampleUseCases":[{"title":"Discovering tools for on-chain security","prompt":"Search for MCP servers or A2A agents that can audit smart contracts for honeypot patterns and proxy vulnerabilities — I want to find whatever tools are indexed for on-chain risk."},{"title":"Finding company enrichment agents","prompt":"Look through the tool index for anything that can do B2B lead enrichment or company data lookup — I need the best available A2A agent for enriching a list of business contacts."},{"title":"Verifying a suspicious endpoint URL","prompt":"Can you check if this endpoint URL is legitimate and safe to call: https://some-mcp-server.example.com/v1/execute — run it through the safe-proxy verifier."}],"resultDescription":"Returns a compressed index of matching MCP servers or A2A tools ranked by relevance to the query, including endpoint metadata, capability descriptions, and safety status. Results are filtered through Prompt-Guard firewall and compressed by up to 85% to reduce token overhead for the calling agent.","failureModes":["Empty query string returns 400 validation error","Query matches no indexed tools — returns empty results set","Endpoint URL verification returns unknown or unreachable status","Prompt-Guard firewall blocks query flagged as injection attempt","Service temporarily unavailable if meta-router index is refreshing","x402 payment required error if payment header is missing or insufficient"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability without hard-coding individual tool URLs. Ideal when building swarm routers or orchestration layers that need a single connection point to hundreds of tools, or when you need prompt-injection-safe proxying and token-efficient tool metadata.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:03.438Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-9abf6654"}