| title | Models |
|---|
You can set an account wide default model from the settings page or choose one on the fly.
cto works with the best frontier models, including
- Claude Opus 4.7
- Claude Sonnet 4.6
- GPT-5.5
- GLM 5.1
- Kimi K2.6
- Minimax M2.7
Auto model automatically chooses a model balancing speed, quality, and usage efficiency.
Be prepared to experiment when choosing your own model. Performance may vary.