{"uid":"cap_plOCaQ4aiGxVqrO5xUhGL","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-46065655","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/x402-gateway)","url":"https://token-intel.agentdiet.dev/v1/x402-gateway?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_VIa0ZJTUc4rafu17bXYgh","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 across 500+ MCP servers and A2A tools via a single connection with token compression and prompt injection firewall","exampleAgentPrompt":"Search the MCP and A2A tool index for any available capabilities related to 'SEC filings' and return the best-matching tools with compressed responses.","exampleUseCases":[{"title":"Discover tools for on-chain risk","prompt":"Search the MCP tool index for any agents or servers that handle on-chain risk analysis or smart contract auditing — I want to find the right tool to plug into my swarm."},{"title":"Route query to context compression tool","prompt":"Find me an MCP server that supports context compression so I can reduce token usage when chaining multiple agents together."},{"title":"Locate B2B lead enrichment agent","prompt":"I need to find an A2A or MCP tool in the index that does B2B company enrichment — something that can pull tech stack signals and contact info for a given domain."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools relevant to the search query, with compressed metadata (up to 85% token reduction) and prompt-injection-filtered responses indicating tool names, capabilities, and connection details.","failureModes":["Query too vague — returns no matching tools or broad irrelevant results","Queried endpoint URL not found in index — returns empty or null result","Prompt injection attempt detected by Prompt-Guard firewall — request blocked","Payment not processed (x402) — 402 response requiring USDC payment before access","Upstream MCP server unavailable — partial results or timeout","Invalid query format — missing required 'query' field returns validation error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding tool integrations. Especially useful in multi-agent swarms where the right tool is not known ahead of time, or when you want a single connection that proxies across 500+ tools with built-in token compression and prompt injection protection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:35:29.081Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}