{"uid":"cap_VqyLG4VoDP3RsXo8JHhqH","slug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-6e72ec31","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/crypto-alpha-dag)","url":"https://shopify-spy.agentdiet.dev/v1/crypto-alpha-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_jC20hVQwyWkfbMNdh1Zcq","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":"Meta-router that indexes 500+ MCP servers and A2A tools, returning matching capabilities for a search query with 85% token compression and built-in prompt-injection firewall.","exampleAgentPrompt":"Search the MCP tool index for any servers that handle SEC filings or company enrichment — I want to know what's available so I can route my agent's next task.","exampleUseCases":[{"title":"Discover tools for on-chain risk","prompt":"Search the MCP index for any tools that cover on-chain risk or DEX token intelligence — I need to find the right server to route my crypto analysis tasks through."},{"title":"Find GitHub audit capabilities","prompt":"Look through the A2A and MCP tool registry for anything that can do GitHub security audits or code scanning — I want to wire my swarm agent to the best match."},{"title":"Route email verification tasks","prompt":"Search the tool discovery index for MCP servers that handle email verification or domain OSINT so I can connect my agent to the right capability."}],"resultDescription":"Returns a filtered list of matching MCP servers or A2A tools relevant to the search query, with capability metadata, endpoint URLs, and token-compressed descriptions, all screened through the Prompt-Guard firewall.","failureModes":["Empty or too-generic query returns irrelevant or no results","Query matches no indexed tools — empty result set returned","Prompt-Guard firewall blocks results if injected content is detected in tool metadata","Payment required (HTTP 402) if USDC credit is not pre-authorized","Malformed query (missing required 'query' field) returns validation error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool can handle a novel task at runtime, especially when building swarm or multi-agent systems that need to self-route across 500+ indexed capabilities. Prefer it over hardcoded tool registries when token budget is tight (85% compression) or when prompt-injection safety across third-party tool responses is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:37:31.346Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0d21200"}