{"uid":"cap_VlkYTbZTZYncFwReYw4Y8","slug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-959ae197","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/broker/execute)","url":"https://alpha-stream.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_sNBoojibKcAyxZeRIp2YO","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 compressed, firewall-filtered tool matches via a single broker endpoint.","exampleAgentPrompt":"Search the agentdiet broker index for MCP servers or A2A tools that handle SEC filings — I want to know what's available and get a compressed summary of matching tools.","exampleUseCases":[{"title":"Finding a GitHub security audit tool","prompt":"Search your MCP index for tools that can do GitHub security audits — I need to find something that scans repos for vulnerabilities and I want to see whatever's indexed."},{"title":"Discovering on-chain risk analysis agents","prompt":"I'm building a DeFi workflow — can you search the broker index for any A2A tools or MCP servers that cover on-chain risk or DEX token intelligence?"},{"title":"Locating a B2B lead enrichment capability","prompt":"Search the agentdiet tool registry for anything that does B2B lead enrichment or company data enrichment — I want to route my agent to the best available option."}],"resultDescription":"A filtered, token-compressed list of matching MCP servers or A2A tool endpoints from a 500+ item index, sanitized through a Prompt-Guard firewall and ranked by relevance to the input query.","failureModes":["Empty or vague query returns low-confidence or empty results","Queried capability not yet indexed returns no matches","Firewall (Prompt-Guard) may reject queries flagged as adversarial","Upstream MCP server unavailability may cause stale index results","HTTP 402 payment failure if x402 micropayment is not properly handled"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding a specific tool. Ideal for meta-agents and swarms that need runtime tool routing across a broad index with token-efficient responses and built-in prompt injection protection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:47.532Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4c5998e1"}