{"uid":"cap_8f-Q_6ILzqtQudsUa6RCo","slug":"llms-generator-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-ef7655cc","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://llms-generator.agentdiet.dev/v1/broker/execute)","url":"https://llms-generator.agentdiet.dev/v1/broker/execute?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_IdgXNu4L_HJ6SogFcE2hb","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"llms-generator.agentdiet.dev","brandSlug":"llms-generator-agentdiet-dev-mpp","brandBaseUrl":"https://llms-generator.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results via a single connection.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers or agents that can do SEC filings retrieval — I want to know what's available and get a compressed summary of my options.","exampleUseCases":[{"title":"Discover tools for GitHub security auditing","prompt":"Search through all the indexed MCP servers and A2A tools to find ones that can do GitHub security audits — give me a list of what's available with descriptions."},{"title":"Find prompt firewall or safety tools","prompt":"I need to add a prompt injection firewall to my agent pipeline — can you search the tool index for any MCP servers or A2A tools that offer prompt guard or safety filtering?"},{"title":"Route to company enrichment capability","prompt":"Search the agent tool index for anything that does B2B lead enrichment or company data enrichment — I want to know which MCP servers or A2A tools I can route those requests through."}],"resultDescription":"Returns a structured object containing matching MCP server and A2A tool listings relevant to the query, with 85% token-compressed capability metadata and Prompt-Guard firewall filtering applied. Results include tool names, descriptions, and routing information.","failureModes":["Empty query string returns validation error","No matching tools found for obscure capability queries","Endpoint URL verification may fail if the target is unreachable","Rate limiting or payment (x402) errors if usage quota is exceeded","Ambiguous queries may return low-relevance or broad results"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability, especially when building multi-agent pipelines or swarms that need to route tasks to the right tool at runtime. It is particularly useful when you want a single unified index across 500+ tools rather than manually tracking individual endpoints, and when token efficiency matters due to the built-in 85% compression.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:28.708Z","isFirstParty":false,"canonicalSlug":"llms-generator-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-bd121bd2"}