{"uid":"cap_AVa5S1l3AoTZUD0i6vBlz","slug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-84a1eb0b","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/broker/execute)","url":"https://onchain-risk.agentdiet.dev/v1/broker/execute?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_OPot7J1sIHUH1ud44kgyO","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":"Meta-router that searches 500+ MCP servers and A2A tools by capability query, proxying requests through a Prompt-Guard firewall with 85% token compression.","exampleAgentPrompt":"Search the MCP tool index for something that can do 'company lead enrichment' and route my query through the safe proxy so I get a compressed, firewall-screened result.","exampleUseCases":[{"title":"Discovering tools for SEC filing retrieval","prompt":"I need to find an MCP tool that can pull SEC filings — search the tool index for 'sec filings' and tell me what's available."},{"title":"Safe-proxied GitHub security audit","prompt":"Find me an agent or MCP server that does GitHub security audits, and route the request through the prompt-injection firewall before giving me the result."},{"title":"Swarm routing for on-chain risk analysis","prompt":"My agent needs to analyze on-chain risk for a wallet — search your index of 500+ tools for the best match and send the query through your safe proxy."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools for the given capability query, along with proxied and token-compressed responses from the matched tools, all screened through the Prompt-Guard firewall.","failureModes":["Empty or too-broad query returns low-relevance tool matches","No tools indexed for a niche capability query — returns empty result set","Target MCP server is offline — proxy call fails with upstream timeout","Prompt-Guard firewall blocks a legitimate payload flagged as injection","Payment not settled via x402 — request rejected with HTTP 402"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which of 500+ MCP servers or A2A tools can handle a capability at runtime, especially when security (prompt-injection firewall) and token efficiency (85% compression) matter. Prefer it over direct MCP calls when the right tool is unknown, or when proxying through a safe intermediary is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:32:58.635Z","isFirstParty":false,"canonicalSlug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4"}