{"uid":"cap_Qf2TyuBTkKvRFi2QSntV_","slug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-81d389f3","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/workflows/execute)","url":"https://onchain-risk.agentdiet.dev/v1/workflows/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_Ga-I6gxXh6AiuOIgxUGuk","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 an index of 500+ MCP servers and A2A tools by capability query, returning token-compressed results via a single meta-router connection with prompt-injection firewall","exampleAgentPrompt":"Search the MCP and A2A tool index for any servers that handle SEC filings or company enrichment — I need to find the right tool to plug into my agent pipeline.","exampleUseCases":[{"title":"Discovering tools for on-chain risk analysis","prompt":"Search for MCP servers or A2A tools that can do on-chain risk or DEX token intelligence — I want to add that capability to my agent."},{"title":"Finding a GitHub security audit tool","prompt":"Look up what MCP tools are available for GitHub security audits or code vulnerability scanning so I can wire one into my workflow."},{"title":"Verifying a specific MCP endpoint is safe to use","prompt":"Can you check whether this MCP endpoint URL is legitimate and compliant before I let my agent use it: https://some-mcp-server.example.com/mcp"}],"resultDescription":"Returns a token-compressed list of matching MCP servers or A2A tools relevant to the capability query, including routing metadata. If given an endpoint URL, returns verification/compliance status for that endpoint. Results pass through a Prompt-Guard firewall to mitigate prompt-injection risks from upstream tools.","failureModes":["Empty or vague query returns no useful matches","Queried endpoint URL is unreachable or non-compliant, returning an error status","Token compression may strip nuanced metadata from niche tools","Rate limiting or payment failure (x402) if quota exceeded","Firewall may flag and block legitimate but edge-case tool descriptions"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool to use for a given capability, rather than having a hardcoded tool list. Especially useful when building agent pipelines that need to self-configure, when you want token-efficient tool metadata to reduce LLM context usage, or when you need a single safe-proxied connection point instead of managing direct connections to dozens of MCP servers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:48:45.818Z","isFirstParty":false,"canonicalSlug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4"}