Windsurf + Sonnet 4.6
A IDE agent plus hosted coding model stack for AI-native IDE workflows with Cascade-style multi-file edits.
ARscore 471M context$2/$8mixed stack
| Agent | Windsurf |
|---|---|
| Model | Sonnet 4.6 |
| Agent score | 59 |
| Model SWE-bench | 79.6% |
| Combined score | 47 |
| Best fit | AI-native IDE workflows with Cascade-style multi-file edits |
Related Windsurf stacks
Same agent, different model choices.
Windsurf + GPT-5.5
ARscore 48.7, 1M context, $6/$25
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Windsurf + DeepSeek V4 Pro
ARscore 47.6, 1M context, $0.44/$0.87
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Related Sonnet 4.6 stacks
Same model, different agent wrappers.