{"uid":"cap_UQSDHNuRv2RQqboPTxjzx","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0c03427","name":"Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (B2B Lead Enrichment Workflow)","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://workflows.agentdiet.dev/v1/workflows/b2b-lead-enrichment)","url":"https://workflows.agentdiet.dev/v1/workflows/b2b-lead-enrichment?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_UUUOL2lddM8wNOaCTlK8X","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"workflows.agentdiet.dev","brandSlug":"workflows-agentdiet-dev-mpp","brandBaseUrl":"https://workflows.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches 500+ indexed MCP servers and A2A tools by capability query, or verifies a specific endpoint URL, returning compressed, firewall-filtered results via a single meta-router connection","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that support B2B lead enrichment or company data lookup — I want to find what's available across the 500+ indexed tools.","exampleUseCases":[{"title":"Discovering email verification tools","prompt":"Search the agent tool index for any MCP servers or A2A tools that can do email verification or domain OSINT — I need to find which ones are available and what they support."},{"title":"Verifying a live MCP endpoint","prompt":"Can you check if this MCP endpoint is actually live and compliant: https://workflows.agentdiet.dev/v1/workflows/b2b-lead-enrichment — I want to confirm it passes SLA and schema checks before I wire it into my pipeline."},{"title":"Finding SEC filing agents for research","prompt":"I need to find tools in the MCP ecosystem that can pull SEC filings or financial document data — search the index for anything matching 'SEC filings' or 'financial intelligence'."}],"resultDescription":"A compressed (up to 85% token reduction) structured response listing matching MCP servers or A2A tools relevant to the capability query, or verification status for a provided endpoint URL, filtered through a Prompt-Guard firewall for safety. The response includes tool metadata, endpoint details, and routing information.","failureModes":["No matching tools found for the given capability query — returns empty results or low-confidence matches","Query too vague or ambiguous — broad queries like 'data' may return unranked noise","Endpoint URL verification fails if the target is offline or non-compliant","Payment (x402) not resolved — endpoint returns HTTP 402 if micropayment not handled","Rate limiting or quota exhaustion on the meta-router side"],"whenToPreferThis":"Choose this endpoint when you need to discover or route to MCP servers and A2A tools across a large federated index without maintaining individual connections to each. Ideal for agent orchestration layers that need to dynamically find capabilities at runtime, or for verifying whether a specific agent endpoint is live and schema-compliant. Best when token efficiency matters, as the 85% compression reduces downstream LLM costs significantly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:32.743Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0c03427"}