KI

Kimi K2 0905

Chat modelKimi K2Kimi K2

Kimi K2-Instruct-0905

Release date: 2025-09-05Updated: 2026-06-15 07:18:24.0571,527
Parameters
1T
Context length
256K
Chinese support
Supported
Reasoning ability

Kimi K2-Instruct-0905 is an AI model published by Moonshot AI, released on 2025-09-05, for Chat model, with 1T parameters, and 256K context length, requiring about 1.01TB storage, under the MIT License license, with a 75.20 score on AIME2025.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Kimi K2 0905

Model basics

Reasoning traces
Not supported
Thinking modes
Thinking modes not supported
Context length
256K tokens
Max output length
4K tokens
Model type
Chat model
Modality (in / out)
Text → Text
Release date
2025-09-05
Model file size
1.01TB
MoE architecture
Yes
Total params / Active params
1T / 32B
Knowledge cutoff
No data
Kimi K2 0905

Open source & experience

Code license
Weights license
MIT License- 免费商用授权
GitHub repo
GitHub link unavailable
Kimi K2 0905

Official resources

Paper
No paper available
DataLearnerAI blog
Kimi K2 0905

API details

API speed
2/5
No public API pricing yet.
Kimi K2 0905

Benchmark Results

Kimi K2 0905 currently shows benchmark results led by Terminal-Bench (6 / 35, score 44.50), SWE-bench Verified (59 / 108, score 69.20), HLE (97 / 159, score 21.70). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking

General Knowledge

1 evaluations
Benchmark / mode
Score
Rank/total
21.70
97 / 159

Coding and Software Engineer

3 evaluations
Benchmark / mode
Score
Rank/total

Math and Reasoning

2 evaluations
Benchmark / mode
Score
Rank/total
75.20
67 / 106
7.10
13 / 16

AI Agent - Tool Usage

2 evaluations
Benchmark / mode
Score
Rank/total
44.50
6 / 35
44.50
6 / 35

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Kimi K2 0905

Publisher

Kimi K2-Instruct-0905

Model Overview

Kimi K2-Instruct-0905 is an AI model published by Moonshot AI, released on 2025-09-05, for Chat model, with 1T parameters, and 256K context length, requiring about 1.01TB storage, under the MIT License license, with a 75.20 score on AIME2025.

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