Grok 4.3 vs KAT-Coder-Pro V1
xAI vs Kuaishou — benchmarks, pricing, and capabilities side by side.
- •Grok 4.3 has the higher intelligence index (90.1 vs 81.8)
- •KAT-Coder-Pro V1 is cheaper ($0.30 vs $1.25 per 1M input)
- •KAT-Coder-Pro V1 is faster
| Grok 4.3 | KAT-Coder-Pro V1 | |
|---|---|---|
| Intelligence index | 90.1 | 81.8 |
| Developer | xAI | Kuaishou |
| Type | LLM | LLM |
| Access | API only | — |
| Context window | 1,000,000 tokens | — |
| Input price | $1.25 / 1M | $0.30 / 1M |
| Output price | $2.50 / 1M | $1.20 / 1M |
| Speed | 88 tok/s | 108 tok/s |
| Released | May 6, 2026 | November 11, 2025 |
| Parameters | — | — |
| Input modalities | Text, Image | — |
| Output modalities | Text | — |
Shared benchmarks
Grok 4.3
KAT-Coder-Pro V1
GPQA Diamond
90.1
76.4
Humanity’s Last Exam
35
33.4