{"uid":"cap_CvErHj6yjXjXyTH9uYhIN","slug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-92ef8e43","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/mesh/dispatch)","url":"https://onchain-risk.agentdiet.dev/v1/mesh/dispatch?utm_source=zero.xyz","method":"POST","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_e0rJt1u97kPimmAZYPOC8","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 across 500+ MCP servers and A2A tools by capability query, routing requests through a compressed, firewall-protected meta-router","exampleAgentPrompt":"Search the agent mesh for any available MCP tools or A2A agents that handle 'SEC filings' and route me to the best one.","exampleUseCases":[{"title":"Finding an MCP tool for GitHub audits","prompt":"Search the MCP mesh for any tools that can do GitHub security audits or code risk analysis, and tell me which ones are available."},{"title":"Routing to on-chain risk analysis agent","prompt":"I need to analyze on-chain risk for a DeFi token — can you find and dispatch to the best A2A agent or MCP server in the mesh that handles that?"},{"title":"Discovering email verification tools","prompt":"Look through the connected MCP servers and find one that can verify email addresses, then tell me how to use it."}],"resultDescription":"Returns a list of matching MCP servers or A2A tool endpoints relevant to the query, along with routing metadata and compressed agent-ready payloads filtered through a Prompt-Guard firewall; the response object includes tool identifiers, capability summaries, and dispatch results.","failureModes":["Empty or vague query returns no matches or overly broad results","Queried capability not indexed among the 500+ servers returns empty result set","Firewall (Prompt-Guard) blocks response if injected content is detected in upstream tool responses","Payment required (HTTP 402) if x402 micropayment header is missing or invalid","Malformed query string returns validation error","Upstream MCP server downtime causes partial or failed dispatch"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding a specific tool URL. Ideal for swarm orchestration, meta-agent architectures, or when the right downstream tool is unknown at design time. The built-in Prompt-Guard firewall makes it safer than calling untrusted MCP endpoints directly, and the 85% token compression reduces context overhead when working with large tool catalogs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:36:31.194Z","isFirstParty":false,"canonicalSlug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4"}