{"uid":"cap_UbIhbqtXO65mK6mUc3-7e","slug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-f50b2813","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://alpha-stream.agentdiet.dev/v1/swarm-execute)","url":"https://alpha-stream.agentdiet.dev/v1/swarm-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_HIkh6m3gTJaTLYGTXA0ci","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"alpha-stream.agentdiet.dev","brandSlug":"alpha-stream-agentdiet-dev-mpp","brandBaseUrl":"https://alpha-stream.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning matching endpoints with token-compressed results and prompt-injection firewall protection.","exampleAgentPrompt":"Search the swarm router index for MCP servers and A2A tools that support 'github security' so I can find the best available capability to plug into my agent pipeline.","exampleUseCases":[{"title":"Finding SEC filing tools for agent","prompt":"Search the MCP tool index for any servers that handle SEC filings or financial document retrieval — I want to connect my research agent to the best available capability."},{"title":"Verifying a known MCP endpoint","prompt":"Check whether this URL is a valid, compliant MCP or A2A endpoint and tell me what capabilities it exposes: https://some-agent-service.example.com/api"},{"title":"Discovering lead enrichment tools","prompt":"I need my agent to enrich B2B leads — can you search the swarm router for any MCP servers or A2A tools that support company enrichment or lead data?"}],"resultDescription":"Returns a JSON object listing matching MCP servers or A2A tools relevant to the query, with token-compressed capability metadata and safety-filtered results from the Prompt-Guard firewall. When used for URL verification, returns compliance and capability details for the specified endpoint.","failureModes":["Empty or too-broad query returns low-relevance results","No matching tools found for a highly specific or niche capability query","Endpoint URL verification fails if the target is unreachable or non-compliant","Rate limiting or payment required (HTTP 402) if per-call quota exceeded","Malformed query string returns validation error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding a specific tool. It is especially useful when building meta-agents or swarm orchestrators that need to route tasks to appropriate sub-agents, or when you want to verify an external agent endpoint before connecting to it.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:41.715Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4c5998e1"}