{"uid":"cap_9Vp6hV_wr00oj2HyE_Zt_","slug":"agentdiet-tool-broker-universal-mcp-a2a-tool-discovery-router-d9dfa78a","name":"AgentDiet Tool Broker — Universal MCP & A2A Tool Discovery 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://agentdiet.dev/v1/tool-broker)","url":"https://agentdiet.dev/v1/tool-broker?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":["x402"],"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":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WnLrYO8RxoFTB-4fjVTOv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_tbrSkXOQBxmmpjb_fO3YK","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Meta-router that discovers, proxies, and routes requests across 500+ MCP servers and A2A tools via a single connection with token compression and prompt-guard firewall","exampleAgentPrompt":"Search the AgentDiet tool broker for any MCP servers or A2A tools that can help with SEC financial document analysis — use a GET request with query 'SEC 10-K analysis'.","exampleUseCases":[{"title":"Swarm router tool discovery","prompt":"I'm building a multi-agent swarm and need to find all available MCP servers that handle web scraping or data extraction — can you query the tool broker with 'web scraping extraction' and show me what's indexed?"},{"title":"Finding crypto or DeFi agent tools","prompt":"Search the AgentDiet tool broker for any A2A or MCP tools related to DEX trading, token analysis, or on-chain data so I can route my DeFi agent to the right service."},{"title":"Single-connection multi-tool lookup","prompt":"Instead of connecting to dozens of MCP servers separately, use the tool broker to find me everything available for natural language processing and summarization tasks in one shot."}],"resultDescription":"Returns a compressed list of matching MCP servers and A2A tool endpoints from a 500+ service index, including routing metadata, tool descriptions, and compatibility information, delivered with 85% token compression through the Prompt-Guard firewall proxy.","failureModes":["Query string missing or empty — returns no results","Unsupported HTTP method — only GET/POST accepted","No matching tools found for the query — empty result set","Downstream MCP server unavailable — proxy timeout or error","Payment not confirmed via x402 — 402 Payment Required response"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to discover which MCP servers or A2A tools exist for a given task without connecting to each individually. It is the right choice when building swarm architectures, when you want to minimize token usage via compression, or when you need a firewall-filtered proxy layer between your agent and untrusted tool servers. Prefer this over direct MCP server connections when the tool landscape is unknown.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:48:16.535Z","isFirstParty":false,"canonicalSlug":"agentdiet-tool-broker-universal-mcp-a2a-tool-discovery-router-d9dfa78a"}