{"uid":"cap_A0Z6VUcVNUINi6nQmli7z","slug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-7a5ea44c","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/web-rag-shield-dag)","url":"https://shopify-spy.agentdiet.dev/v1/web-rag-shield-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_zuM1W6ScY46Lzv5vsbNJa","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 across 500+ indexed MCP servers and A2A tools with token compression and prompt-injection firewall protection.","exampleAgentPrompt":"Search my connected tool hub for any MCP servers or A2A agents that can handle SEC filings and company enrichment — I want to see what's indexed and available to route to.","exampleUseCases":[{"title":"Discover SEC filing tools for agent","prompt":"Search the MCP index for any tools or servers that can retrieve SEC filings or EDGAR data — I need to route my agent to one for a financial research task."},{"title":"Find prompt firewall capability","prompt":"I need to find an available MCP tool that can scan AI responses or web content for hidden prompt injections — search the tool registry for something like a prompt-guard or jailbreak firewall."},{"title":"Route agent to GitHub audit tool","prompt":"Look through the indexed A2A tools and MCP servers for anything that does GitHub security audits or code repository analysis so I can wire it into my swarm."}],"resultDescription":"Returns a list of matching MCP servers and A2A tool endpoints relevant to the query, including capability summaries, token-compressed descriptions, endpoint URLs, and routing metadata. Results are filtered through a Prompt-Guard firewall to prevent injection attacks from malicious tool responses.","failureModes":["No matching tools found for the query — returns empty results or low-confidence matches","Query too vague or generic — may return unrelated tool categories","Endpoint URL verification fails if submitted URL is unreachable or not an MCP/A2A endpoint","Rate limiting or payment required (HTTP 402) if call quota exceeded","Prompt-Guard firewall may flag or sanitize parts of results if injection patterns detected"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover, search, or route to one of many available MCP servers or A2A tools without hardcoding individual endpoints. Particularly useful in multi-agent swarm architectures where tool availability changes, or when you want a single-connection entry point with built-in token compression and prompt-injection protection across a large tool registry.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:33:52.277Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0d21200"}