Models Model details

MoonshotAI

MoonshotAI: Kimi K2 0711

moonshotai/kimi-k2

Kimi K2 Instruct is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32 billion active per forward pass. It is optimized for agentic capabilities, including advanced tool use, reasoning, and code synthesis. Kimi K2 excels across a broad range of benchmarks, particularly in coding (LiveCodeBench, SWE-bench), reasoning (ZebraLogic, GPQA), and tool-use (Tau2, AceBench) tasks. It supports long-context inference up to 128K tokens and is designed with a novel training stack that includes the MuonClip optimizer for stable large-scale MoE training.

Input
$0.57

/ 1M tokens

Output
$2.3

/ 1M tokens

Context window
131.07K

tokens

Limits

Context

131,072

tokens

Max output

98,304

75% of the context window

Parameters

1,026,408,235,864

Model facts

Author

MoonshotAI

Tokenizer

Other

Modality

Text -> Text

License

Other

Knowledge cutoff

2024-12-31

Created

Jul 11, 2025

Hugging Face

moonshotai/Kimi-K2-Instruct

Publication status

Hugging Face: verifiedLicense: publishedParameter count: published

Modalities

Input · TextOutput · Text

Generation controls

Frequency penaltyMax tokensPresence penaltyRepetition penaltySeedStopTemperatureTool choiceToolsTop kTop p

Capability scores

12.7
Intelligence index

Better than 31% of models compared

Creative tasks

Category performance

UI components
Top 85%

1030 Elo

55.1% win

Websites
Top 85%

1052 Elo

53.1% win

Code
Top 87%

1035 Elo

51.7% win

Data visualization
Top 90%

1018 Elo

49.4% win

Games
Top 93%

977 Elo

46.4% win