Low latency is not the only metric, but it directly affects interaction rhythm. Read it together with availability and current status.
Latency samples
NowCoding: 99.4% availability, 1518 ms average latency, current status up.
JuCodex: 100% availability, 1588 ms average latency, current status up.
SudoCode: 99.6% availability, 1905 ms average latency, current status up.
YunDou: 99.6% availability, 1987 ms average latency, current status up.
Fit
Low latency helps live chat, short coding help, and support automation.
Long Claude Code and Codex tasks still need sustained stability more than one fast response.