{"uid":"cap_E0xIyNJc68reBaSg8adfS","slug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-ccc13c8f","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/broker/execute)","url":"https://shopify-spy.agentdiet.dev/v1/broker/execute?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__lMf7vwbGg6_sc0aSE43H","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 a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results for agent tool routing","exampleAgentPrompt":"Search the MCP and A2A tool index for any available tools that handle SEC filings or company enrichment — I need to find the right capability to route my agent to.","exampleUseCases":[{"title":"Routing agent to compression tool","prompt":"I need to find an MCP server in the index that supports context compression so my agent can reduce token usage — can you search the tool registry for 'context compression'?"},{"title":"Discovering security audit tools","prompt":"Search the A2A and MCP tool index for anything that does GitHub security auditing — I want to find a safe proxied endpoint my agent can call for code risk analysis."},{"title":"Finding lead enrichment capability","prompt":"Can you look up which tools in the MCP meta-index support B2B lead enrichment or company data enrichment? I want to route my swarm to the right one."}],"resultDescription":"Returns a filtered, token-compressed list of matching MCP servers or A2A tool endpoints from the meta-index, along with capability metadata, filtered through the Prompt-Guard firewall to remove malicious or non-compliant results.","failureModes":["Empty query string returns validation error (minLength:1 required)","No matching tools found for obscure capability query returns empty result set","Upstream MCP server unavailable causes partial or degraded index results","Payment not completed via x402 returns 402 Payment Required","Firewall blocks query deemed prompt-injection attempt"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover and route to one of many MCP or A2A tool endpoints without hardcoding integrations, especially when token efficiency (85% compression) and prompt-injection safety (Prompt-Guard) are priorities. Prefer over manual MCP directory lookups or building a custom tool registry from scratch.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:32.227Z","isFirstParty":false,"canonicalSlug":"shopify-spy-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-b0d21200"}