{"uid":"cap_vpvd1KsjJq4daFgCLdz6y","slug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4a6cee5e","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/api/mcp/audit)","url":"https://alpha-stream.agentdiet.dev/api/mcp/audit?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_ps36TokAoYkzQYBPJdHN_","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 and routes across 500+ indexed MCP servers and A2A tools using a single connection, with built-in token compression and prompt-injection firewall.","exampleAgentPrompt":"Search across the 500+ indexed MCP servers and A2A tools to find me the best capability for 'SEC filings financial intelligence' — use the safe-proxy firewall and return compressed results.","exampleUseCases":[{"title":"Finding tools for SEC filing analysis","prompt":"Search your MCP tool index for anything that can pull SEC EDGAR 10-K or 10-Q filings for public companies — I need to find the right capability and want safe, compressed results."},{"title":"Discovering GitHub security audit tools","prompt":"Can you search across all indexed A2A and MCP servers to find tools that do GitHub security audits or code vulnerability scanning? I want to route my agent to the best one."},{"title":"Locating company enrichment capabilities","prompt":"Look through the MCP and A2A tool index and find me the best available tool for B2B lead enrichment or company data enrichment — I want to see what's out there before committing to one."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools relevant to the query, along with tool metadata, with results compressed by up to 85% for token efficiency and filtered through a Prompt-Guard firewall to block injection attacks.","failureModes":["Empty query string returns a validation error","Overly broad queries may return low-relevance results from the 500+ index","Prompt-Guard firewall may flag and block queries containing injection-like patterns","External MCP server downtime may result in incomplete index coverage","Rate limiting or payment failures may block access under x402 flow"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool best handles a specific capability, rather than hardcoding a single tool. Especially useful when building swarms or multi-agent pipelines that need to route tasks to the right specialized tool at runtime. The built-in Prompt-Guard firewall makes it preferable over direct tool proxying when safety and injection resistance are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:32:22.816Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4c5998e1"}