Kuaishou · KAT-Coder V2.5
KAT-Coder-Pro V2.5
Kuaishou's proprietary agentic coding model served via StreamLake, tuned for long-horizon repository tasks in Claude Code-style harnesses.
- AA Intelligence
- —
- Input / output per 1M
- $0.74/ $2.96
- Output speed
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- Context window
- 262K tokens
Coding
- SWE-bench Pro#7 of 3165.2%
Leader: Claude Opus 5.5 at 89.9%
- Terminal-Bench 2.x#49 of 10360.7%
Leader: Claude Fable 5.1 at 91.4%
- SciCode#40 of 9450.3%
Leader: Claude Opus 5.5 at 66.9%
Other published results
| Result | Score | Reported by | Source |
|---|---|---|---|
| PinchBench (avg) | 94.9% | vendor | arXiv 2607.05471: KAT-Coder-V2.5 Technical Report (Table 4) ↗ |
| KAT Code Bench | 53.1% | vendor | arXiv 2607.05471: KAT-Coder-V2.5 Technical Report (Table 4) ↗ |
| KAT Claw Bench | 85.5% | vendor | arXiv 2607.05471: KAT-Coder-V2.5 Technical Report (Table 4) ↗ |