{"uid":"cap_GBNBySnQMnRjkNn8Awn2X","slug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-6c19ebc3","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-spy.agentdiet.dev/v1/security-audit-dag)","url":"https://shopify-spy.agentdiet.dev/v1/security-audit-dag?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_7YZQxiJiuWS4uTIATXZef","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-spy.agentdiet.dev","brandSlug":"shopify-spy-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-spy.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ MCP servers and A2A tools via a single meta-router endpoint with token compression and prompt-guard firewall","exampleAgentPrompt":"Search across all available MCP servers and A2A tools to find something that handles 'company enrichment' — I need the best match from the index so I know which tool to call next.","exampleUseCases":[{"title":"Discover MCP tools for SEC filings","prompt":"Find me MCP servers or A2A tools in the index that can pull SEC filings data — I'm building an agent that needs to look up company financial disclosures."},{"title":"Verify an endpoint URL before calling","prompt":"Can you check whether this URL is a valid registered MCP tool in the discovery index: https://some-agent-service.example.com/v1/summarize"},{"title":"Route agent to a context compression tool","prompt":"My agent is running low on context budget — search the MCP tool index for something that does context compression or token reduction so I can chain to it."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools with metadata, relevance scores, and routing information; optionally returns verification status if an endpoint URL is submitted. Output is token-compressed (up to 85%) and filtered through a Prompt-Guard firewall.","failureModes":["Empty or too-broad query returns low-relevance matches or empty result set","Unknown or unregistered endpoint URL returns no verification result","Prompt injection attempts in query string may be blocked by firewall returning a rejection signal","Service unavailable if meta-router index is stale or offline","Payment failure (x402) prevents access to results"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool is best suited for a capability it lacks, rather than hard-coding a specific service. It is especially valuable in multi-agent swarm architectures where routing decisions must be made at runtime, or when verifying that a candidate endpoint URL is a legitimate registered MCP tool before delegating work to it.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:29.022Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0d21200"}