Models / Moonshot AI

MoonshotAI: Kimi K2 0905

moonshotai/kimi-k2-0905

Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32...

Source-linkedClosed weights

Report data

Context window262.144K

Maximum output100.352K

Provider offers0

Knowledge cutoffUndisclosed

Capabilities

What this model supports

ReasoningNo

Tool callingNo

Structured outputNo

AttachmentsNo

Temperature controlNo

Open weightsNo

Creator: Moonshot AI
Family: Not documented
Modalities: Text
License: Not documented
Release date: Not documented
Model ID: moonshotai/kimi-k2-0905

Market availability

Provider pricing

Report price →

No known providers available.

Evidence

Published benchmark results

Design Arena: codecategories vs top 8 models

Z.ai: GLM 5.2

1352.0

Claude Fable 5

1344.0

Anthropic: Claude Opus 4.6

1336.0

Anthropic: Claude Opus 4.7

1330.0

xAI: Grok 4.5

1328.0

Z.ai: GLM 5.1

1321.0

Kimi K2.6

1320.0

MoonshotAI: Kimi K2 0905

1140.0

Design Arena: website vs top 8 models

Z.ai: GLM 5.2

1346.0

Claude Fable 5

1336.0

Anthropic: Claude Opus 4.6

1331.0

Anthropic: Claude Opus 4.7

1329.0

xAI: Grok 4.5

1323.0

Anthropic: Claude Sonnet 4.6

1320.0

Claude Sonnet 5

1314.0

MoonshotAI: Kimi K2 0905

1142.0