{"uid":"cap_9DBAwazgNokZxTGtHaZFe","slug":"mesh-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-e42ef5a0","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://mesh.agentdiet.dev/v1/web-rag-shield-dag)","url":"https://mesh.agentdiet.dev/v1/web-rag-shield-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_Oy7JWXhFa33kJO27GxaD9","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mesh.agentdiet.dev","brandSlug":"mesh-agentdiet-dev-mpp","brandBaseUrl":"https://mesh.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and discovers capabilities across 500+ MCP servers and A2A tools via a single meta-router endpoint with token compression and prompt-injection firewall","exampleAgentPrompt":"Search the MCP and A2A tool registry for capabilities related to 'github security auditing' — I want to find the best available tool I can call from my agent.","exampleUseCases":[{"title":"Agent finds right tool at runtime","prompt":"My agent needs to summarize SEC filings — can you search the MCP tool index and tell me which server or A2A endpoint handles that so I can route to it?"},{"title":"Safe proxy lookup for unknown endpoint","prompt":"Before I let my agent call this endpoint URL https://some-mcp-server.example.com/tool, run it through the prompt-injection firewall and tell me if it's safe."},{"title":"Swarm router capability planning","prompt":"I'm building a multi-agent swarm and need to find all available tools related to 'company enrichment and lead generation' — search the 500+ tool index and give me a token-compressed list of matches."}],"resultDescription":"Returns a token-compressed list of matching MCP servers, A2A tools, or endpoint metadata relevant to the query, filtered through a Prompt-Guard firewall to remove malicious or injection-prone results. Includes tool names, capability descriptions, and routing information.","failureModes":["Empty or too-broad query returns irrelevant or overwhelming results","Unknown or niche capability not indexed across the 500+ servers returns no matches","Endpoint URL verification fails if the target URL is unreachable or returns non-standard responses","Payment failure (HTTP 402) if x402 micropayment is not properly initialized","Rate limiting if too many queries are issued in rapid succession"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover the right tool or MCP server for a capability at runtime rather than hardcoding a specific tool. Ideal for swarm architectures, meta-agents, or orchestrators that must route tasks to appropriate sub-agents. Also use it to validate untrusted MCP endpoint URLs before proxying through them.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:58.162Z","isFirstParty":false,"canonicalSlug":"mesh-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-swarm-3ac1dbb7"}