SSE is underrated. Everyone reaches for WebSockets, but SSE is simpler, works over HTTP/2, and automatically reconnects. For monitoring dashboards, it's the right choice.
Token calculation is an estimate. OpenClaw doesn't expose exact token counts in the Gateway events. I calculate from message content lengths — accurate enough for trend analysis, not for billing.
The Result
A dashboard that starts in 30 seconds and uses ~50MB RAM. Fits alongside any OpenClaw deployment.
GitHub: https://github.com/flik2002/openclaw-monitor
If you're running OpenClaw and want visibility into what's happening, give it a try. Installation takes about 5 minutes.