{"uid":"cap_1EKAE_dGoNc3hDdc_7nhv","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-5733cae1","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/workflows)","url":"https://workflows.agentdiet.dev/v1/workflows?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_tEjZ6eakaZf9Q9lVEzYol","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 a meta-index of 500+ MCP servers and A2A agent tools by capability query, returning compressed, firewall-filtered results with a single connection","exampleAgentPrompt":"Search the MCP and A2A tool index for agents that can handle 'SEC filings' — I want to know which tools are available and what they do.","exampleUseCases":[{"title":"Discovering tools for SEC filing research","prompt":"Search the MCP tool index for anything that can pull SEC filings or EDGAR data — I want to know what agent tools are available and how to connect to them."},{"title":"Finding safe proxy for GitHub security audits","prompt":"I need to route my agent swarm through a safe proxy that can discover MCP servers capable of GitHub security auditing — can you search the index for 'github security'?"},{"title":"Locating B2B lead enrichment agents","prompt":"Search the A2A and MCP tool registry for anything that does company enrichment or B2B lead data — I want a list of available tools with token-compressed metadata."}],"resultDescription":"Returns a filtered, token-compressed list of matching MCP servers and A2A tools from a 500+ server index, including tool names, capability descriptions, and connection metadata — all screened through a Prompt-Guard firewall to remove unsafe or malicious tool entries.","failureModes":["Empty query string returns validation error (query minLength:1)","No matching tools found for niche or misspelled capability query","Prompt-Guard firewall blocks results containing potentially unsafe tool descriptions","x402 payment failure if USDC balance is insufficient (endpoint costs $0.01 per call)","Upstream index unavailable leading to partial or stale results"],"whenToPreferThis":"Choose this endpoint when an AI agent or swarm needs to dynamically discover which MCP servers or A2A tools support a given capability without maintaining its own registry. It is especially useful when token budget is a constraint (85% compression) or when safety filtering of tool metadata is required. Prefer this over manually curated tool lists when the agent ecosystem is large or rapidly changing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:49.786Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-9abf6654"}