{"uid":"cap_RbXItegTmc6Oo6zgGehHh","slug":"papacasper-websocket-endpoint-check-45a7d571","name":"PapaCasper WebSocket Endpoint Check","description":"A hosted MCP server exposing utility tools any AI agent can call over HTTP — page-to-markdown, SEO audits, robots/sitemap checks, and more.","url":"https://papacasper.com/mcp/pay/websocket_endpoint_check","method":"POST","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"WebSocket URL to test, e.g. wss://example.com/socket"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","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":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_64-8b_2ScE2n4qUOm56LF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Tests whether a given WebSocket URL is reachable and responsive","exampleAgentPrompt":"Can you check if my WebSocket server at wss://example.com/socket is up and accepting connections?","exampleUseCases":[{"title":"Pre-deploy WebSocket health check","prompt":"Before I push my new release, can you verify that wss://staging.myapp.com/live is actually reachable and accepting WebSocket connections?"},{"title":"Debugging a broken real-time feed","prompt":"My live data feed seems broken — can you test wss://feeds.myservice.io/stream and tell me if the WebSocket endpoint is up?"},{"title":"Monitoring a third-party socket endpoint","prompt":"I rely on wss://api.thirdparty.com/events for my app — can you quickly check whether that WebSocket URL is currently reachable?"}],"resultDescription":"Returns an object indicating whether the WebSocket URL is reachable and connectable, including connection status and any relevant error or response details from the handshake attempt.","failureModes":["Invalid or malformed WebSocket URL (non-wss/ws scheme) — returns error","Target host unreachable or DNS resolution failure","Connection timeout if the server does not respond","TLS/SSL certificate errors on secure wss:// endpoints","Payment not accepted or insufficient USDC balance for the x402 call"],"whenToPreferThis":"Use this endpoint when you need a quick, lightweight check on whether a specific WebSocket URL is live and accepting connections — especially useful in CI/CD pipelines, pre-flight checks, or debugging real-time infrastructure. Prefer this over general HTTP uptime checkers when the target protocol is WebSocket (ws:// or wss://).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:44:56.152Z","isFirstParty":false}