Moonshot AI paused new subscriptions to its Kimi K3 model just days after launch, as surging demand strained its computing capacity amid heightened competition between Chinese and US AI developers.

Moonshot AI's latest model is impressing developers with its coding skills, low API costs, and open-weight strategy.

WASHINGTON, July 18 — Kimi K3, a new artificial intelligence program from a Chinese startup called Moonshot AI, stunned the US tech industry on Friday, setting off fresh...