{"uid":"cap_yY--jzI6EjBnmS2ccAfu5","slug":"domain-osint-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-950f9f3b","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://domain-osint.agentdiet.dev/v1/workflows/execute)","url":"https://domain-osint.agentdiet.dev/v1/workflows/execute?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_JGKoM3_MPUrobDvQmbSFt","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"domain-osint.agentdiet.dev","brandSlug":"domain-osint-agentdiet-dev-mpp","brandBaseUrl":"https://domain-osint.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches a meta-index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered tool discovery results through a single connection","exampleAgentPrompt":"Search across all indexed MCP servers and A2A tools to find something that handles SEC filings or financial intelligence — I need the best match with the compressed tool description.","exampleUseCases":[{"title":"Swarm agent tool discovery","prompt":"I'm building a multi-agent swarm and need to find all available MCP servers that can do B2B lead enrichment and company data lookups — can you search the tool index and show me what's available?"},{"title":"Verify a specific MCP endpoint","prompt":"Can you check if this endpoint URL is a valid and safe MCP tool I can connect to: https://some-mcp-server.example.com/mcp — I want the firewall check and capability summary."},{"title":"Find context compression tools","prompt":"I'm running out of tokens in my agent pipeline — search for MCP tools that specialize in context compression or token pruning so I can integrate one into my workflow."}],"resultDescription":"A structured JSON response containing matched MCP servers or A2A tools relevant to the query, with token-compressed descriptions (up to 85% compression), prompt-injection firewall status, routing metadata, and relevance signals to help the agent select and connect to the right tool.","failureModes":["Empty or too-vague query returns no matches or low-relevance results","Queried endpoint URL is unreachable or not indexed, returning no verification data","Prompt-Guard firewall flags the query itself as potentially injected, blocking execution","Payment failure (x402) if USDC balance is insufficient for the $0.01 per-call fee","Rate limiting if the same Idempotency-Key is reused incorrectly across non-identical requests","Malformed query (empty string or non-string) rejected by schema validation"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability without hardcoding integrations — especially useful in swarm architectures where agents must self-select tools at runtime. Prefer it over manual MCP server lists when you need token-compressed results and built-in prompt-injection firewall protection across 500+ indexed tools in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:36:03.302Z","isFirstParty":false,"canonicalSlug":"domain-osint-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-8753d8b2"}