{"uid":"cap_MsH6PfTnCzOmF_Mt-vJqF","slug":"whale-momentum-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-862accfa","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://whale-momentum.agentdiet.dev/v1/execute)","url":"https://whale-momentum.agentdiet.dev/v1/execute?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_vMIS4IeyTZn0OqTGwyMu_","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"whale-momentum.agentdiet.dev","brandSlug":"whale-momentum-agentdiet-dev-mpp","brandBaseUrl":"https://whale-momentum.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results via a single meta-router connection","exampleAgentPrompt":"Search the MCP tool index for any servers that handle 'SEC filings' so I can route my agent's financial data requests through the right tool.","exampleUseCases":[{"title":"Finding context compression tools","prompt":"Search for MCP tools that support context compression — I want to reduce token usage in my agent pipeline by at least 80%."},{"title":"Routing to GitHub security audits","prompt":"Look up which A2A or MCP tools in the index handle GitHub security auditing so I can plug one into my CI/CD workflow."},{"title":"Discovering B2B lead enrichment agents","prompt":"Search the tool registry for anything that does company enrichment or B2B lead data so my sales automation agent can call the right endpoint."}],"resultDescription":"Returns a structured object listing matching MCP servers or A2A tools relevant to the query, with tool descriptions compressed by up to 85% for token efficiency, filtered through a Prompt-Guard firewall for safety, and including routing metadata needed to connect to or invoke the matched endpoints.","failureModes":["Empty query string returns validation error (minLength:1 not met)","No matching tools found for obscure or overly specific queries","Prompt-Guard firewall may suppress results containing injection-like patterns","Remote MCP servers in the index may be offline or stale","HTTP 402 payment required if x402 credits are exhausted","Highly ambiguous queries may return irrelevant tool matches"],"whenToPreferThis":"Choose this endpoint when an agent needs to dynamically discover which MCP server or A2A tool to call for a given capability, rather than hardcoding a specific tool URL. It is especially valuable when building swarm architectures, when the required capability is not known at design time, or when token budget is tight (85% compression). Prefer alternatives if you already know the exact MCP server URL and just need to invoke it directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:49:57.151Z","isFirstParty":false,"canonicalSlug":"whale-momentum-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-c7017855"}