{"uid":"cap_OFnHEBpOLoAHLM1REcMzs","slug":"json-repair-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-870ea088","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://json-repair.agentdiet.dev/v1/workflows)","url":"https://json-repair.agentdiet.dev/v1/workflows?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_XIQ0WgedFQXAzWKggg6Ee","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"json-repair.agentdiet.dev","brandSlug":"json-repair-agentdiet-dev-mpp","brandBaseUrl":"https://json-repair.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-screened tool references via a single connection.","exampleAgentPrompt":"Search the MCP tool index for agents that handle 'SEC filings' — I want to find available tools I can route to for that capability.","exampleUseCases":[{"title":"Discovering tools for GitHub security audits","prompt":"Search the MCP tool registry for anything that handles GitHub security scanning or code audits — I need to find an agent I can hand off repo analysis to."},{"title":"Finding company enrichment agents","prompt":"Look through the A2A and MCP index for tools that do B2B company enrichment or lead data — I want to see what's available before wiring up my pipeline."},{"title":"Verifying an endpoint is indexed and reachable","prompt":"Can you check whether this endpoint URL is in the MCP tool index and verify it's compliant: https://some-agent.example.com/v1/tools"}],"resultDescription":"Returns a compressed list of matching MCP servers or A2A tools relevant to the capability query, including tool names, descriptions, and routing references, filtered through a Prompt-Guard firewall to remove malicious or non-compliant entries.","failureModes":["Missing or empty 'query' parameter returns a 400 validation error","No matching tools found returns an empty result set","Endpoint URL provided for verification may not be indexed, returning no match","Service may return stale index data if upstream MCP servers are not recently crawled","Payment required (HTTP 402) if x402 credit is not provided"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools support a given capability at runtime, rather than hardcoding tool references. It is especially useful for swarm orchestrators that need to route tasks to the best available agent, or when building meta-agents that must adapt their toolset based on the query at hand. Prefer this over manual tool registries when you need 500+ tools searchable via a single connection with token compression.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T04:03:58.621Z","isFirstParty":false,"canonicalSlug":"json-repair-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-870ea088"}