{"uid":"cap_zawJjeoJDuhrseSphfTK8","slug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-f52099f6","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://onchain-risk.agentdiet.dev/v1/security-audit-dag)","url":"https://onchain-risk.agentdiet.dev/v1/security-audit-dag?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_TH-MdpyPrc-pnBH1QWXII","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"onchain-risk.agentdiet.dev","brandSlug":"onchain-risk-agentdiet-dev-mpp","brandBaseUrl":"https://onchain-risk.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes across 500+ indexed MCP servers and A2A tools using a single query, with built-in token compression and prompt injection firewall.","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers or agents that handle context compression — I want to find the best available tool for that capability.","exampleUseCases":[{"title":"Discover tools for SEC filing analysis","prompt":"Search across all indexed MCP servers and A2A tools to find anything that handles SEC EDGAR filings or public company financial data — I need to route my agent to the right one."},{"title":"Find prompt firewall or security tools","prompt":"Look through the MCP tool index for anything related to prompt injection protection or a prompt guard firewall so I can add a safety layer to my agent pipeline."},{"title":"Route agent to DEX liquidity tools","prompt":"Search the A2A and MCP tool registry for any endpoints that can give me DEX liquidity, slippage, or token orderflow data for on-chain analysis."}],"resultDescription":"Returns a ranked list of matching MCP servers or A2A tool endpoints relevant to the query, with capability summaries, endpoint URLs, and metadata — delivered with 85% token compression and screened through a Prompt-Guard firewall.","failureModes":["Empty or vague query returns no matches or low-relevance results","Queried capability not indexed among the 500+ tools returns empty result set","Payment not fulfilled via x402 results in HTTP 402 response blocking the call","Rate limiting or SLA breach returns timeout or error response","Malformed query string causes validation error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover and route to the right MCP server or A2A tool from a large ecosystem without maintaining its own registry. Especially useful for swarm architectures, meta-agents, or pipelines that need to find unfamiliar capabilities on the fly with token-efficient responses.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:22:55.410Z","isFirstParty":false,"canonicalSlug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4"}