{"uid":"cap_BBxkkcSYc2NCqdOfSJ9Bl","slug":"shopify-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-d56db915","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/agent-tool-marketplace)","url":"https://shopify-intel.agentdiet.dev/v1/agent-tool-marketplace?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_yx01omhTk_4irM5rt_fl0","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 a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-screened tool metadata in a single connection","exampleAgentPrompt":"Search the agent tool marketplace for MCP servers or A2A tools that can handle SEC filings and company enrichment — I want to know what's available with a single query.","exampleUseCases":[{"title":"Discovering tools for on-chain risk","prompt":"Can you search the MCP tool marketplace for agents that handle on-chain risk analysis or DEX token intelligence? I want to see what's indexed there."},{"title":"Finding a GitHub security audit tool","prompt":"Look up what MCP servers or A2A tools are available for GitHub security audits in the agent tool marketplace — I need something I can plug into my swarm."},{"title":"Verifying an agent endpoint URL","prompt":"Can you check the agent tool marketplace to verify whether this endpoint URL is a known, compliant MCP or A2A tool: https://example-agent.dev/v1/tool?"}],"resultDescription":"Returns a compressed index of matching MCP servers and A2A tool listings, including tool metadata, capability descriptions, routing suggestions, and any Prompt-Guard firewall flags, all delivered through a single connection with up to 85% token compression.","failureModes":["Empty query string returns validation error (query is required, minLength 1)","No matching tools found for the given capability query returns empty result set","Endpoint URL verification for an unknown URL may return unverified or not-found status","Upstream MCP servers unavailable may cause incomplete index results","Payment failure via x402 may block access before results are returned"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover available MCP servers or A2A tools from a broad, curated index of 500+ options without maintaining its own tool registry. It is especially useful when token budget is a concern (85% compression), when safety filtering via Prompt-Guard is required before routing, or when building multi-agent swarms that need to self-configure from a live tool catalog.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:49:34.119Z","isFirstParty":false,"canonicalSlug":"shopify-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-550cd52f"}