{"uid":"cap_BuIvr9hIDQ3wrT9eoAuwY","slug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-afa34fa3","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://mcp-security.agentdiet.dev/v1/a2a-mesh)","url":"https://mcp-security.agentdiet.dev/v1/a2a-mesh?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_PiUdzU-JzA8i1aeAbR7by","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-security.agentdiet.dev","brandSlug":"mcp-security-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-security.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools with token compression and prompt-injection firewall protection.","exampleAgentPrompt":"Search the MCP tool index for servers that handle 'SEC filings' or 'company enrichment' and return the best matching endpoints with their capabilities compressed for my context window.","exampleUseCases":[{"title":"Discovering GitHub security audit tools","prompt":"Find me MCP servers or A2A tools that can audit GitHub repositories for security vulnerabilities — search your index and tell me what's available."},{"title":"Routing to context compression capability","prompt":"Which tools in your index support context compression? I want to reduce token usage in my agent pipeline and need a service I can route to."},{"title":"Finding DEX token intelligence endpoints","prompt":"Search for A2A tools that cover DEX token intelligence or on-chain risk — I need to route my crypto analysis agent to the right MCP server."}],"resultDescription":"A list of matching MCP servers and A2A tool endpoints relevant to the search query, with compressed metadata (85% token reduction) and prompt-injection screening applied. Each result includes tool names, capabilities, and connection details.","failureModes":["Empty or vague query returns no useful matches","Query too broad returns too many low-relevance results","Endpoint URL verification fails if the target is offline","Rate limiting or payment failure returns HTTP 402","Prompt-Guard firewall may block queries that resemble injection attempts"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover or route to one of hundreds of MCP/A2A tools without maintaining its own index. Ideal when you want a single connection point that screens for prompt injection and compresses results for token efficiency, rather than hardcoding tool URLs or building your own discovery layer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:31:03.748Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-88de6323"}