{"uid":"cap_LtKNmW8w2DYXzaDjRWfDc","slug":"email-verify-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-d42beb7c","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://email-verify.agentdiet.dev/v1/workflows/code-release-security-gate)","url":"https://email-verify.agentdiet.dev/v1/workflows/code-release-security-gate?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_E7MNw0XYdqOx9ColsGn07","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"email-verify.agentdiet.dev","brandSlug":"email-verify-agentdiet-dev-mpp","brandBaseUrl":"https://email-verify.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results for agent tool discovery and routing.","exampleAgentPrompt":"Search the MCP and A2A tool index for capabilities related to 'GitHub security auditing' and show me the top matching servers or tools I can connect to.","exampleUseCases":[{"title":"Discover SEC filing tools for agent","prompt":"Search the tool index for any MCP servers or A2A agents that handle SEC filings or financial document retrieval — I want to wire one into my research agent."},{"title":"Find context compression MCP server","prompt":"Can you look up which MCP servers in the index support context compression or token reduction? I need to cut down on token usage in my agent pipeline."},{"title":"Route to company enrichment tool","prompt":"Search for available A2A or MCP tools that do B2B company enrichment or lead data lookups — I want to find the best one to use in my sales automation workflow."}],"resultDescription":"Returns a filtered, token-compressed list of matching MCP servers and A2A tool endpoints relevant to the capability query, including metadata about each tool, filtered through a Prompt-Guard firewall to remove unsafe or malicious entries.","failureModes":["Empty query string returns validation error","No matching tools found for obscure query returns empty result set","Firewall blocks results if query resembles prompt injection","Endpoint URL verification fails if remote server is down","Rate limiting or payment failure returns HTTP 402"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability at runtime, rather than hardcoding tool connections. Particularly useful when building meta-agents or swarm orchestrators that need to select from a large catalog of tools with token-budget constraints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:19.264Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-818d5a00"}