Model comparison
Kimi K2.7 Code vs Nova 2.0 Pro Preview
Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 33.4 on the Noometry Index.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. Kimi K2.7 Code scores higher in 3 categories and Nova 2.0 Pro Preview in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Kimi K2.7 Code leads 39.0 to 22.4.
- The biggest single-benchmark swing is CritPt: 10% for Kimi K2.7 Code and 0% for Nova 2.0 Pro Preview.
- Kimi K2.7 Code has downloadable open weights; the other is API-only.
Side by side
| Kimi K2.7 Code | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | Moonshot AI | Amazon |
| Noometry Index | 43.3 | 33.4 |
| Released | 2026-06-12 | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | 262K | — |
| Max output | 262K | — |
| Input $ / M tokens | $0.95 | — |
| Output $ / M tokens | $4 | — |
| Results tracked | 19 | 3 |
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Category by category
Coding Kimi K2.7 Code leads
Kimi K2.7 Code: 42.9 (#95), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Kimi K2.7 Code | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | 47.5% | 42.7% |
| DeepSWE | 30.5% | — |
| FrontierCode | 30.1% | — |
| LMArena WebDev | 1473 | — |
| WeirdML | 54.1% | — |
| ALE-Bench | 886.23 | — |
Agentic & Tool Use Kimi K2.7 Code leads
Kimi K2.7 Code: 24.0 (#122), Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Kimi K2.7 Code | Nova 2.0 Pro Preview |
|---|---|---|
| APEX-Agents | 37.6% | — |
| GBAEval | 0.9% | — |
| GDP.pdf | — | 2% |
| Vending-Bench 2 | 5,083 | — |
Reasoning Kimi K2.7 Code leads
Kimi K2.7 Code: 39.0 (#61), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Kimi K2.7 Code | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | 10% | 0% |
| SimpleBench | 57.9% | — |
| Chess Puzzles | 21% | — |
| Surface Evolver Bench | 48.8% | — |
| Epoch Capabilities Index | 149.97 | — |
Math Not comparable
Kimi K2.7 Code: 52.9 (#48), Nova 2.0 Pro Preview: —
| Benchmark | Kimi K2.7 Code | Nova 2.0 Pro Preview |
|---|---|---|
| FrontierMath (Tiers 1-3) | 54% | — |
| FrontierMath Tier 4 | 12.2% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
Knowledge Not comparable
Kimi K2.7 Code: 53.5 (#57), Nova 2.0 Pro Preview: —
| Benchmark | Kimi K2.7 Code | Nova 2.0 Pro Preview |
|---|---|---|
| GPQA Diamond | 87.9% | — |
| SimpleQA Verified | 36.5% | — |
Frequently asked questions
Is Kimi K2.7 Code better than Nova 2.0 Pro Preview?
Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 33.4 on the Noometry Index.
Is Kimi K2.7 Code or Nova 2.0 Pro Preview better for coding?
Kimi K2.7 Code scores higher on coding benchmarks: 42.9 versus 40.8 in the Noometry coding category.
How many benchmarks do Kimi K2.7 Code and Nova 2.0 Pro Preview share?
2 benchmarks have published results for both models. Kimi K2.7 Code has 19 scored results on Noometry and Nova 2.0 Pro Preview has 3.