Major Release Moonshot AI · Released
Kimi K3.1 Pro
What is Kimi K3.1 Pro?
Kimi K3.1 Pro is a Major Release AI model from Moonshot AI, released on October 23, 2026. It has a 1,048,576 tokens context window, costs $2.00 per million input tokens. It is available via API.
Moonshot AI 1M-context reasoning and coding model.
Moonshot AI Kimi K3.1 Pro long-context flagship model with a 1,048,576-token context window.
How much does Kimi K3.1 Pro cost?
| Metric | Price |
|---|---|
| input per mtok | $2.00 |
| output per mtok | $10.00 |
Pricing data verified .
What context window does Kimi K3.1 Pro have?
- Context window
- 1,048,576 tokens
- Input modalities
- text, image
- Output modalities
- text
How does Kimi K3.1 Pro compare to Kimi K2?
- Input pricing: $0.15 → $2.00
- Context window: 2M tokens → 1,048,576 tokens
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