Groq appears to have quantized the Kimi K2 model they're serving, which is part of the reason why there's a noticeable performance gap between K2 on Moonshot's

Groq appears to have quantized the Kimi K2 model they're serving, which is part of the reason why there's a noticeable performance gap between K2 on Moonshot's official API and the one served by Groq. We don't know how/whether the Qwen3-235B served by Cerebras has been quantized.