{"uid":"cap_m9q0_L6WikQA57MtB4jgj","slug":"x402broker-com-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-c2502bba","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/crypto-alpha-dag)","url":"https://x402broker.com/v1/crypto-alpha-dag?utm_source=zero.xyz","method":"POST","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_y_OngXVL1B6NeY4iskDSV","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 queries across 500+ indexed MCP servers and A2A tools via a single meta-router connection with token compression and prompt firewall protection.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers or agents that handle SEC filings and company enrichment — I want a single-connection route to the best available tool.","exampleUseCases":[{"title":"Discover tools for GitHub security audits","prompt":"Find me all MCP servers or A2A agents in the index that can perform GitHub security audits or code vulnerability scanning — I want to see what's available before I pick one."},{"title":"Route agent query to context compression tool","prompt":"Search the meta-router for any tools that support context compression or token pruning for LLM pipelines — I need to cut down my prompt size and want to know what's indexed."},{"title":"Find domain OSINT and email verification agents","prompt":"Look through the 500+ indexed tools and find me any A2A agents or MCP servers that do domain OSINT or email address verification so I can wire them into my workflow."}],"resultDescription":"A compressed, filtered list of matching MCP servers and A2A tools relevant to the query, with routing information, capability summaries, and endpoint references — delivered with up to 85% token reduction and filtered through the Prompt-Guard firewall.","failureModes":["Query too vague returns broad or empty result set","No matching tools found for niche capability query","Prompt-Guard firewall blocks query flagged as adversarial","Upstream MCP server index temporarily unavailable","Malformed or empty query string returns validation error","Token compression failure on unusually large result payloads"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover and route to the right MCP server or A2A tool from a large index without managing individual connections. Ideal for swarm orchestration, capability-first routing, and scenarios where the correct downstream tool is not known in advance. Prefer over direct tool calls when tool availability is uncertain or when you need a single-connection abstraction over 500+ endpoints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:36:48.940Z","isFirstParty":false,"canonicalSlug":"x402broker-com-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-router-1b29e69c"}