{"uid":"cap_2eNp1seMnVCvxZRWmutU4","slug":"email-verify-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-6e4bd9ea","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/crypto-alpha-dag)","url":"https://email-verify.agentdiet.dev/v1/crypto-alpha-dag?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_4g8n4Zx64q-uW012ViQ2k","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 via a single connection.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that handle context compression or prompt firewall capabilities — I want to see what's available.","exampleUseCases":[{"title":"Discovering tools for SEC filing analysis","prompt":"Search the MCP tool index for anything that can pull or parse SEC filings — I need to find an agent tool I can route filing-related tasks to."},{"title":"Finding GitHub security audit tools","prompt":"Can you search for MCP servers or A2A tools that do GitHub security audits or code vulnerability scanning? I want to add one to my agent swarm."},{"title":"Locating B2B lead enrichment capabilities","prompt":"Search for any tools in the meta-router index that handle B2B lead enrichment or company data lookups — something my sales agent can call."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools relevant to the query, with compressed capability descriptions (up to 85% token reduction), safety-filtered through a Prompt-Guard firewall, and metadata needed to route agent tasks to the discovered tools.","failureModes":["Empty query string returns validation error","No matching tools found for obscure or misspelled capability queries","Firewall may block results flagged as unsafe or adversarial","Payment failure if x402 micropayment is not properly handled","Generic object response schema makes structured parsing unpredictable","Duplicate endpoint listings in the brand suggest potential index quality issues"],"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 hard-coding a tool. Best suited for swarm-style agent architectures where tool routing must happen at runtime and token budget is a concern (85% compression claim). Less suited for direct data retrieval tasks where the target tool is already known.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:31:08.352Z","isFirstParty":false,"canonicalSlug":"email-verify-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-818d5a00"}