{"uid":"cap_EkAiL4ctOpzUpvj1fpU6w","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-d8133e5e","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://token-intel.agentdiet.dev/v1/b2a-router)","url":"https://token-intel.agentdiet.dev/v1/b2a-router?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_HxBGYZF_cr4RVkLEWuchs","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"token-intel.agentdiet.dev","brandSlug":"token-intel-agentdiet-dev-mpp","brandBaseUrl":"https://token-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes to 500+ MCP servers and A2A tools via a single meta-router endpoint with token compression and prompt-injection firewall","exampleAgentPrompt":"Search the MCP tool index for any available tools that handle SEC filings or company enrichment, and route me to the best match — I want the compressed capability summary so it fits in my context window.","exampleUseCases":[{"title":"Discover token compression tools","prompt":"Search the A2A and MCP tool index for any servers that offer context compression or token reduction — I want to find one I can plug into my agent to reduce API costs."},{"title":"Route to GitHub security auditing","prompt":"Find me the best MCP server or A2A tool available for GitHub security auditing — I need something that can scan repos for vulnerabilities and want you to route me there directly."},{"title":"Safe-proxy an untrusted MCP endpoint","prompt":"I have this MCP URL I want to use but I'm not sure if it's safe — can you run it through the prompt-guard firewall and give me a verified, safe-proxied connection to it?"}],"resultDescription":"Returns a ranked list of matching MCP servers or A2A tools with compressed capability metadata (85% token reduction), safe-proxied access details, and prompt-firewall status for the matched endpoints.","failureModes":["Empty or too-short query string returns validation error","No matching tools found for obscure capability query returns empty result set","Endpoint URL verification fails if the remote server is offline or non-compliant","Rate limiting or payment failure (HTTP 402) if x402 micropayment is not properly handled","Prompt-Guard firewall may block queries containing injection patterns, returning a safety rejection"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover and route to the best available MCP server or A2A tool from a large index without hardcoding individual tool URLs — especially when token budget is constrained (85% compression), when safety screening of upstream tools is required, or when the agent needs a single stable connection point across 500+ heterogeneous tool providers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:44.108Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}