{"uid":"cap_XeTNtS-cte_gPonDctFG2","slug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-16980109","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-broker)","url":"https://token-intel.agentdiet.dev/v1/x402-broker?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_oyy9DAE6F-4wCv1xoct6k","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 connection with token compression and prompt firewall","exampleAgentPrompt":"Search the meta-router index for MCP servers and A2A tools that handle 'context compression' — I want to find the best available tool through a single connection with the prompt firewall active.","exampleUseCases":[{"title":"Discovering SEC filing tools for research agent","prompt":"I need to find MCP servers or A2A tools that can pull SEC filings — search the index for 'sec filings' and tell me what's available so my research agent can use them."},{"title":"Safe-proxied GitHub security audit capability","prompt":"Search for tools in the meta-router that handle GitHub security audits, and route my query through the prompt firewall to make sure it's safe."},{"title":"Single-connection company enrichment discovery","prompt":"Can you query the tool discovery index for 'company enrichment' capabilities? I want to find which A2A tools or MCP servers handle B2B lead data without having to connect to each one separately."}],"resultDescription":"Returns a structured object listing matching MCP servers and/or A2A tools relevant to the query, with tool metadata and routing information, delivered with up to 85% token compression and filtered through a Prompt-Guard firewall to block adversarial prompt injections.","failureModes":["Empty or too-broad query returns low-relevance or no results","Query for an unsupported capability domain returns empty matches","Malicious or injection-like queries blocked by Prompt-Guard firewall returning a rejection response","Network timeout if the meta-router is indexing or refreshing its 500+ server list","Payment failure if x402 micropayment is not correctly attached"],"whenToPreferThis":"Choose this endpoint when an agent needs to discover, evaluate, or route to one of 500+ MCP servers or A2A tools through a single connection rather than managing multiple integrations. It is especially useful when token budget is constrained (85% compression), when prompt safety is a concern (built-in firewall), or when the target capability is unknown and needs to be searched by description.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T00:38:16.442Z","isFirstParty":false,"canonicalSlug":"token-intel-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-4de1292d"}