{"uid":"cap_JQVVZE9RG6WVMydXiKY_x","slug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-169213b7","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://github-audit.agentdiet.dev/v1/crypto-alpha-dag)","url":"https://github-audit.agentdiet.dev/v1/crypto-alpha-dag?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_O22ow-dlCOTUKWOO7uJUm","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"github-audit.agentdiet.dev","brandSlug":"github-audit-agentdiet-dev-mpp","brandBaseUrl":"https://github-audit.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Meta-router that searches across 500+ MCP servers and A2A tools by capability query, returning matching endpoints with token-compressed results through a Prompt-Guard firewall","exampleAgentPrompt":"Search the tool index for any MCP servers or A2A agents that handle SEC filings or company enrichment — I need to find the right capability to plug into my agent pipeline.","exampleUseCases":[{"title":"Finding a GitHub security audit tool","prompt":"Search the MCP tool index for any available agents or servers that can audit GitHub repositories for security vulnerabilities — I want to find the right tool to wire into my workflow."},{"title":"Discovering DeFi yield analysis agents","prompt":"Can you search for any A2A tools or MCP servers in the index that handle DeFi yield scanning or liquidity pool analysis across Base or Solana?"},{"title":"Locating prompt firewall capabilities","prompt":"I need to find an MCP server or agent tool that provides prompt injection protection or a prompt-guard firewall — search the tool index for that capability."}],"resultDescription":"A compressed, token-efficient list of matching MCP servers and A2A tools relevant to the search query, including their endpoint metadata, capability descriptions, and routing information, delivered through a Prompt-Guard firewall to prevent prompt injection in results.","failureModes":["Empty query string returns validation error","Query too vague returns no matching tools","Endpoint URL verification fails if URL is unreachable or malformed","Payment not processed results in HTTP 402 blocking the call","Rate limiting if too many calls without valid idempotency key"],"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 for swarm orchestration, multi-agent pipelines, or when building systems that need to self-discover new tools at runtime. The 85% token compression makes it efficient for agents with constrained context windows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T12:37:12.782Z","isFirstParty":false,"canonicalSlug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-b9feed5d"}