{"uid":"cap_W5tR8i99nwHKVdkHjJV-2","slug":"polymarket-odds-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-2803b3d3","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://polymarket-odds.agentdiet.dev/v1/agent-tool-marketplace)","url":"https://polymarket-odds.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_PMnxCaAe_7h_tUOnCLUbA","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"polymarket-odds.agentdiet.dev","brandSlug":"polymarket-odds-agentdiet-dev-mpp","brandBaseUrl":"https://polymarket-odds.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a curated index of 500+ MCP servers and A2A tools by capability query and returns compressed, firewall-screened results via a single meta-router connection.","exampleAgentPrompt":"Search the MCP and A2A tool marketplace for agents that handle 'SEC filings' so I can find the right endpoint to plug into my research workflow.","exampleUseCases":[{"title":"Finding a GitHub security audit tool","prompt":"Search the agent tool marketplace for MCP servers or A2A tools that can do GitHub security auditing — I need to find something I can wire into my CI pipeline."},{"title":"Discovering context compression agents","prompt":"Look up tools in the MCP marketplace that offer context compression — I want to reduce token usage across my swarm and need to know what's available."},{"title":"Locating company enrichment endpoints","prompt":"Search for any A2A or MCP tools in the marketplace that do B2B lead enrichment or company data enrichment, so I can integrate one into my sales automation agent."}],"resultDescription":"Returns a compressed, firewall-screened list of matching MCP servers and A2A tool endpoints relevant to the capability query, including metadata such as tool names, descriptions, and connection details, with up to 85% token reduction applied.","failureModes":["Empty query string returns a validation error","Query matches no indexed tools and returns an empty result set","Prompt-Guard firewall blocks queries that appear adversarial or injection-like","Index may be stale if tools were recently added or removed from the 500+ pool","Upstream MCP server metadata unavailable, leading to partial results","Rate limiting or x402 payment failure if quota is exceeded"],"whenToPreferThis":"Choose this endpoint when you need to discover the right MCP server or A2A tool across a large curated index without maintaining connections to hundreds of individual registries. It is especially useful when you want token-compressed results, built-in prompt injection protection, or need to verify whether a specific endpoint URL is in the index.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:31.115Z","isFirstParty":false,"canonicalSlug":"polymarket-odds-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0f5e9b14"}