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Kimi is Moonshot AI’s long-context model family. The Kimi K2 series ships under permissive open weights and leads many open agent leaderboards on tool-use and reasoning benchmarks.
See all models from Moonshot AIModels in family
8
Open weight
8
API only
0
Avg score
54.9
Top benchmark
97.1
MATH-500
Total HF downloads
1.8M
Primary modality
Text
Context window
128K – 1.0M
First release
Jul 2025
Latest release
Oct 2026
When each release shipped, newest first. Useful for tracking version cadence.
Oct 23
The Kimi family is a series of AI models from Moonshot AI. This page lists every release in the family with its benchmark scores, parameter count, and hardware requirements.
By composite score, Kimi K2.6 is currently the top model in the family. For local inference, match the parameter count to your VRAM budget. For quality, pick the highest scorer that fits.
See the open-weight section above for models you can run locally. The API-only section lists closed releases that must be accessed through the provider’s API.
Spin up an instance in the cloud, or pick local hardware that fits.
Advertising disclosure: we earn commissions when you shop through the links below.
Benchmark data sourced from: Hugging Face, Arena.ai, Artificial Analysis.
BB64.6 |
| 1.0T |
| Jan 2026 |
| 3 | text | BB60.3 | 2.8T | Jul 2026 |
| 4 | text | BB57.5 | 1.0T | Jun 2026 |
| 5 | text | BB55.1 | 1.0T | Oct 2025 |
| 6 | text | CC51.3 | 1.0T | Jul 2025 |
| 7 | text | CC46.0 | 1.0T | Sep 2025 |
| 8 | text | DD39.5 | 3.0T | Oct 2026 |
Jul 17
Jun 12
Apr 20
Jan 26
Oct 31
Jul 10
Composite grades across this family. Higher is better, blending benchmarks, popularity, and efficiency.
BB64.6 |
| 1.0T |
| Jan 2026 |
| 3 | text | BB60.3 | 2.8T | Jul 2026 |
| 4 | text | BB57.5 | 1.0T | Jun 2026 |
| 5 | text | BB55.1 | 1.0T | Oct 2025 |
| 6 | text | CC51.3 | 1.0T | Jul 2025 |
| 7 | text | CC46.0 | 1.0T | Sep 2025 |
| 8 | text | DD39.5 | 3.0T | Oct 2026 |
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