{"uid":"cap_3GUP26e5a-y-qaKrcTLy3","slug":"x402broker-com-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-e689f3a0","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://x402broker.com/v1/mesh/dispatch)","url":"https://x402broker.com/v1/mesh/dispatch?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_QQoZ6GlEDlwiaGmfuOl3L","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402broker.com","brandSlug":"x402broker-com-mpp","brandBaseUrl":"https://x402broker.com","brandDocsUrl":null,"whatItDoes":"Searches and routes across 500+ indexed MCP servers and A2A tools via a single meta-router endpoint with prompt firewall and token compression","exampleAgentPrompt":"Search the MCP tool index for any servers that handle SEC filings or company enrichment — I want to find what's available so I can route my next request properly.","exampleUseCases":[{"title":"Discovering tools for GitHub security audits","prompt":"I need to find MCP servers or A2A tools that can audit GitHub repositories for security issues — can you search the tool index and tell me what's available?"},{"title":"Routing agent requests for DEX token data","prompt":"My agent needs to look up DEX token intelligence — search the meta-router index for any tools that cover that capability so I know where to send the request."},{"title":"Verifying a specific endpoint is indexed","prompt":"Can you check whether this endpoint URL https://example.com/api/v1/tools is listed in the MCP and A2A tool index?"}],"resultDescription":"Returns a list of matched MCP servers or A2A tools relevant to the query, including their capabilities, endpoint metadata, and routing information, compressed with 85% token reduction and filtered through a prompt-guard firewall.","failureModes":["Empty query string returns validation error","Query yields no matching tools if capability is not indexed","Endpoint URL verification returns not-found for unlisted URLs","Service unavailable if mesh index is updating","Payment required (HTTP 402) if x402 micropayment not provided"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools support a given capability without hardcoding individual tool URLs, especially when operating across a large and changing tool ecosystem. It is particularly useful when token efficiency matters (85% compression) or when prompt injection safety is a concern (Prompt-Guard firewall).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:31.052Z","isFirstParty":false,"canonicalSlug":"x402broker-com-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-1b29e69c"}