{"uid":"cap_NR_RfB36TLIs4EdkDojXX","slug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4e149718","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://alpha-stream.agentdiet.dev/v1/swarm-router)","url":"https://alpha-stream.agentdiet.dev/v1/swarm-router?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_gqvBxUp8RFZ0hzL6Hv8Tg","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"alpha-stream.agentdiet.dev","brandSlug":"alpha-stream-agentdiet-dev-mpp","brandBaseUrl":"https://alpha-stream.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools through a single connection with token compression and prompt injection protection","exampleAgentPrompt":"Search the swarm router for MCP tools that can handle SEC filings and company enrichment — I need to find which servers are available for those capabilities.","exampleUseCases":[{"title":"Discovering SEC filing tools for agent","prompt":"Find me all the MCP servers or A2A tools in the swarm router that can pull SEC filings — I'm building an agent that needs to query 10-K reports automatically."},{"title":"Routing to GitHub security audit tool","prompt":"Search the swarm router for tools that do GitHub security auditing or code vulnerability scanning — I want to route my agent's security checks through whatever MCP endpoint covers that."},{"title":"Finding token-compressed context tools","prompt":"Can you look up tools in the swarm router that specialize in context compression or token reduction? I'm trying to cut down my agent's token usage on long documents."}],"resultDescription":"Returns a list of matching MCP servers or A2A tools relevant to the capability query, including metadata about each tool (name, description, endpoint), with 85% token-compressed responses and prompt-injection filtering applied by the Prompt-Guard firewall.","failureModes":["Empty query string returns validation error — query is required and must have at least 1 character","No matching tools found for obscure or overly specific capability queries","Upstream MCP server indexing lag may cause recently added servers to not appear in results","x402 payment failure if USDC balance is insufficient for the $0.01 per-call fee","Timeout if the swarm router cannot reach upstream tool registries within SLA window"],"whenToPreferThis":"Choose this endpoint when you need to discover the right MCP server or A2A tool from a large catalog without managing individual connections to each server. It is especially useful when you don't know which specific tool handles a capability, want to reduce token overhead via compression, or need prompt-injection protection when proxying tool calls through untrusted external agents.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:29.398Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-4c5998e1"}