{"slug": "websocket-support-is-now-generally-available", "title": "WebSocket support is now generally available", "summary": "Vercel's WebSocket support in Vercel Functions is now generally available, following a public beta that launched in late June. Vercel CDN has served 300 million WebSocket connections since the beta and now serves 15 million per day, with customers using the feature for AI chat, streaming, realtime multiplayer apps, and AI Gateway's realtime models. WebSocket connections follow the same limits and pricing as other Function invocations, and under Active CPU pricing CPU is billed only for time spent processing messages.", "body_md": "[WebSocket](https://vercel.com/docs/functions/websockets) support in [Vercel Functions](https://vercel.com/docs/functions) is now generally available.\n\nSince the [public beta launched in late June](https://vercel.com/changelog/websocket-support-is-now-in-public-beta-1Wz7OuDJmgObCjILLggdQI), Vercel CDN has served 300 million WebSocket connections, and now serves 15 million per day.\n\nCustomers use WebSockets for AI chat, streaming, and realtime multiplayer apps. WebSockets also power AI Gateway's [realtime models](https://vercel.com/docs/ai-gateway/modalities/realtime).\n\nWebSocket connections follow the same limits and pricing as other Function invocations. With [Active CPU pricing](https://vercel.com/docs/functions/usage-and-pricing), CPU is billed only for the time spent processing messages. \n\nGet started at [the documentation](https://vercel.com/docs/functions/websockets).", "url": "https://wpnews.pro/news/websocket-support-is-now-generally-available", "canonical_source": "https://vercel.com/changelog/websocket-support-is-now-generally-available", "published_at": "2026-10-20 20:00:00+00:00", "updated_at": "2026-10-20 20:18:14.342388+00:00", "lang": "en", "topics": ["ai-infrastructure", "developer-tools", "ai-products"], "entities": ["Vercel", "Vercel Functions", "Vercel CDN", "AI Gateway"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/websocket-support-is-now-generally-available", "markdown": "https://wpnews.pro/news/websocket-support-is-now-generally-available.md", "text": "https://wpnews.pro/news/websocket-support-is-now-generally-available.txt", "jsonld": "https://wpnews.pro/news/websocket-support-is-now-generally-available.jsonld"}}