{"uid":"cap_MzymkjIEqxG4VAsJCTBZl","slug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-659bcafe","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/workflows/rag-context-sanitizer)","url":"https://mcp-security.agentdiet.dev/v1/workflows/rag-context-sanitizer?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_akKHzgjHf63HAVRFvCT-U","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 a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, prompt-guard-filtered results via a single connection","exampleAgentPrompt":"Search the MCP tool index for any servers that handle 'context compression' or 'github security' — I want a single-connection safe proxy to route my agent through with token-compressed results.","exampleUseCases":[{"title":"Discover tools for SEC filing data","prompt":"Search the MCP meta-router for any A2A or MCP tools that can pull SEC filings — I need to find the right server to route my agent through for financial document retrieval."},{"title":"Find safe proxy for on-chain risk","prompt":"Look through the MCP tool index for servers that handle on-chain risk analysis or smart contract security — I want results filtered through the Prompt-Guard firewall so I know it's safe to use."},{"title":"Route agent to company enrichment tool","prompt":"Can you search the A2A and MCP tool registry for anything related to 'company enrichment' or 'B2B lead data'? I want to connect my swarm agent to the best available option via a single endpoint."}],"resultDescription":"A compressed, prompt-guard-filtered list of matching MCP servers or A2A tools from a 500+ item index, with up to 85% token reduction applied, relevant to the capability query or verified endpoint URL provided.","failureModes":["Empty result set if query does not match any indexed MCP/A2A tools","Payment required (HTTP 402) if x402 micropayment is not included","Rate limiting if too many queries are sent in quick succession","Malformed or injection-laden queries rejected by Prompt-Guard firewall","Timeout if the meta-router index is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability without hardcoding individual connections. It is especially useful for swarm architectures that need a single safe-proxy entry point, or when token budget is constrained and 85% compression is valuable. Prefer it over direct MCP server connections when Prompt-Guard firewall sanitization is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:15.550Z","isFirstParty":false,"canonicalSlug":"mcp-security-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-88de6323"}