Came 56 days after Kimi K2, released Jul 11, 2025.
Replaced by Kimi K2 Thinking on November 6, 2025, 62 days later.
These days the line ships a new model about every 82 days.
No detailed card for this model: we only add numbers published by the maker or by independent benchmarks. Sources: Hugging Face · Kimi API Platform · Kimi
Get new AI models by email
Every Monday, only when something shipped: the AI models that came out, what each one changed, and which lines are due next.
Kimi K3 is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.
Past its usual gap86 days since the last release — usual gap is 82
Kimi K3 replaces Kimi K2.6 with a 2.8-trillion-parameter open model whose context window is four times larger (1M tokens) and whose API price is more than three times higher.