{"uid":"cap_DuHt3gsWZQImc4jqWYJQ4","slug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-c6961797","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://workflows.agentdiet.dev/v1/broker/execute)","url":"https://workflows.agentdiet.dev/v1/broker/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_p_irZ_rmk3xUQQ20xk7XX","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"workflows.agentdiet.dev","brandSlug":"workflows-agentdiet-dev-mpp","brandBaseUrl":"https://workflows.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 across your indexed MCP servers and A2A tools to find me everything available for 'company enrichment' — I need results with token compression enabled and safe-proxied so no prompt injection gets through.","exampleUseCases":[{"title":"Finding MCP tools for SEC filings","prompt":"Search your index of 500+ MCP servers for any tools that handle SEC filings or EDGAR data — I want a compressed list of what's available so I can pick the best one for my research agent."},{"title":"Safe-proxy routing for GitHub audits","prompt":"Route my query for 'github security audit' through your swarm router with the prompt firewall on — I need to find the right A2A tool and make sure any responses are sanitized before they hit my pipeline."},{"title":"Discovering context compression tools","prompt":"Search your MCP tool index for anything related to 'context compression' or token reduction — my agent is running into context window limits and I need to find a suitable tool fast."}],"resultDescription":"Returns a filtered, token-compressed list of matching MCP servers and A2A tools relevant to the query, including metadata about each tool's capabilities, with responses passed through a Prompt-Guard firewall to strip injection attempts.","failureModes":["Empty query string returns a validation error (minLength:1 not met)","No matching tools found for obscure or misspelled capability queries","Prompt-Guard firewall may reject or sanitize queries containing injection-like patterns","Upstream MCP server unavailability may result in partial or empty result sets","Rate limiting or payment failure (x402) may block execution"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool is best suited for a task at runtime, rather than hardcoding a specific tool. Especially useful when operating in multi-agent swarms where tool availability may vary, when prompt injection protection is required, or when token budget is constrained and 85% compression is needed. Prefer over manual tool registries when the landscape of available tools changes frequently.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T06:44:14.192Z","isFirstParty":false,"canonicalSlug":"workflows-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-proxy-9abf6654"}