Kimi K2 0905
ModelOpen sourceActiveby Moonshot AI · family “kimi-k”
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... (description from the OpenRouter listing)
in: textout: textTool useStructured output
Epoch Capabilities Index
Not scored by Epoch AI
Released
4 Sep 2025
Context window
262K tokens
Max output
98K tokens
Input $ / 1M tokens
$0.60
Output $ / 1M tokens
$2.50
Cached input $ / 1M
Unknown
Each benchmark shown separately with its own source
Benchmark results (0)
No benchmark results recorded for this model.
Source: Epoch AI Benchmarking Hub (CC BY 4.0). “External” rows are leaderboard results Epoch collects from third parties. Best reported setting per benchmark is shown.
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13 observations (OpenRouter listing + Internet Archive snapshots). History accumulates with every ingest run; a single point means no change has been observed yet.
Events
- Open release13mo agoMoonshotAI releases Kimi K2 0905OpenRouter models API