{"uid":"cap_VCek1Mvz0Fr5jrwsBizDa","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-94483294","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/tool-search)","url":"https://workflows.agentdiet.dev/v1/tool-search?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_-1KbA9tNaIi6baxo84tP6","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 an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results for agent routing","exampleAgentPrompt":"Search the AgentDiet tool index for any MCP servers or A2A tools that can handle SEC filings and company enrichment, and return the top matches with compressed metadata.","exampleUseCases":[{"title":"Swarm agent capability bootstrap","prompt":"I'm building a swarm of agents and need to find all available MCP tools that handle GitHub security auditing and context compression — search the tool index and return what's available."},{"title":"Single-connection tool routing for DeFi","prompt":"Find me MCP servers or A2A tools in the index that can do on-chain risk analysis or DEX token intelligence so my trading bot can route to them through a single connection."},{"title":"Verifying an endpoint before proxying","prompt":"Can you check whether this endpoint URL is listed and verified in the MCP tool registry: https://some-mcp-server.example.com/v1/tools?"}],"resultDescription":"Returns a compressed, Prompt-Guard-filtered list of matching MCP servers and A2A tool entries from a 500+ tool index, including capability metadata and routing information, with up to 85% token compression applied to reduce context overhead for agents.","failureModes":["Empty or too-vague query returns no useful matches","Query too narrow returns zero results from the index","Endpoint URL verification returns unrecognized or unlisted result","Rate limiting or payment failure (x402) blocks response","Index may not reflect the most recently added MCP servers if not yet crawled"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability without hard-coding individual integrations. It is especially valuable for swarm architectures, meta-agents, or orchestrators that need a single connection to route across 500+ tools, and when token efficiency matters due to the 85% compression guarantee. Prefer this over manual tool registries or raw MCP server lists when you also need built-in Prompt-Guard firewall filtering on results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:24.372Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-9abf6654"}