{"uid":"cap_lF2irHP87o-GTcOw3lwDH","slug":"shopify-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-333ab78b","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://shopify-intel.agentdiet.dev/v1/x402-gateway)","url":"https://shopify-intel.agentdiet.dev/v1/x402-gateway?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_OcTXcUfG60UNPy71Plj_-","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"shopify-intel.agentdiet.dev","brandSlug":"shopify-intel-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an 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 and A2A tool index for capabilities related to 'github security auditing' and return the best matching tools with their endpoints.","exampleUseCases":[{"title":"Discover SEC filing tools for research","prompt":"Find me MCP servers or A2A agents that can retrieve SEC filings — I need to pull 10-K and 10-Q reports for public companies as part of my research workflow."},{"title":"Route to company enrichment agent","prompt":"Search your tool index for anything that does B2B lead enrichment or company data lookups — I want to find the right agent to enrich a list of company domains with firmographic info."},{"title":"Find domain OSINT capability","prompt":"What tools do you have indexed for domain OSINT? I need to investigate a suspicious domain and want to find an available MCP server that can help."}],"resultDescription":"Returns a list of matching MCP servers or A2A tool endpoints relevant to the capability query, with token-compressed descriptions (85% compression ratio) filtered through a Prompt-Guard firewall to remove malicious prompt injections. Each result includes endpoint metadata, capability summary, and routing details.","failureModes":["Query returns no matching tools if the capability term is too obscure or misspelled","Rate limiting or payment failure via x402 if USDC balance is insufficient","Prompt-Guard firewall may over-aggressively block benign queries containing security-related keywords","Generic or vague queries may return irrelevant or low-quality tool matches","Downstream MCP server unavailability may cause stale or unreachable endpoint results"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool best handles a particular capability at runtime, rather than hardcoding a specific tool. Ideal for swarm-routing architectures where the agent doesn't know in advance which downstream tool to call. Prefer over manually maintained tool registries when breadth (500+ indexed tools) and safety (Prompt-Guard firewall) matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:31.190Z","isFirstParty":false,"canonicalSlug":"shopify-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-550cd52f"}