{"uid":"cap_N6DRZd_PBMl-vMyTx3NWH","slug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-66e8d6c0","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://mcp-security.agentdiet.dev/v1/execute)","url":"https://mcp-security.agentdiet.dev/v1/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_RDokEywCENSVsLkhiuVQ4","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A tools by capability query, returning token-compressed results through a Prompt-Guard firewall proxy","exampleAgentPrompt":"Search the MCP tool index for servers that can handle SEC filings or company enrichment — I need to find the right endpoint for my agent to call.","exampleUseCases":[{"title":"Agent swarm tool discovery","prompt":"I'm building an agent swarm and need to find which MCP servers in the index support context compression and GitHub security auditing — can you search for those capabilities and return safe, token-efficient options?"},{"title":"Endpoint safety verification","prompt":"Before my agent calls this endpoint URL, can you run it through the Prompt-Guard firewall check to verify it's safe and not a prompt-injection risk?"},{"title":"Capability routing for AI pipeline","prompt":"My AI pipeline needs a tool that handles B2B lead enrichment — search the 500+ MCP server index for the best match and give me the compressed tool description so I can wire it in."}],"resultDescription":"Returns a token-compressed (up to 85% reduction) list of matching MCP servers and A2A tools from the meta-index, including endpoint metadata, capability summaries, and safety ratings from the Prompt-Guard firewall. Results are filtered and deduplicated for agent-ready consumption.","failureModes":["Query too vague — returns zero or low-relevance matches","Endpoint URL verification fails if URL is malformed or unreachable","Prompt-Guard firewall blocks suspicious or injection-laden queries","Rate limiting or payment failure if x402 micropayment not completed","Index may not reflect newly registered MCP servers"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to discover the right MCP server or A2A tool from a large index without maintaining its own tool registry, especially when token budget is constrained (85% compression) or when security vetting of third-party tools is required before proxying through them. Ideal for swarm orchestrators that need dynamic capability routing rather than hardcoded tool lists.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:07.047Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-88de6323"}