o1-pro vs Kimi K3
Kimi K3 is 49× cheaper than o1-pro on a blended basis. Kimi K3 has the larger context window at 1.0M tokens.
Side by side
Green marks the better value in each row where a comparison is meaningful.
| Attribute | o1-pro | Kimi K3 |
|---|---|---|
| Provider | OpenAI | Moonshot AI |
| Input / 1M tokens | $150 | $2.65 |
| Output / 1M tokens | $600 | $13.28 |
| Blended / 1M tokens | $263 | $5.31 |
| Cached input / 1M | - | $0.303 |
| Context window | 200K | 1.0M |
| Max output | 100K | 944K |
| Input modalities | text, image, file | text, image, video |
| Reasoning | Yes | Yes |
| Tool calling | No | Yes |
| Structured output | Yes | Yes |
| Prompt caching | No | Yes |
| Open weights | No | Yes |
| Knowledge cutoff | 2023-10-31 | - |
| Released | March 19, 2025 | July 16, 2026 |
Frequently asked
Is o1-pro or Kimi K3 cheaper?
Kimi K3 is 49× cheaper than o1-pro on a blended basis.
What is the price difference between o1-pro and Kimi K3?
o1-pro costs $150 per million input tokens and $600 per million output tokens. Kimi K3 costs $2.65 and $13.28 respectively.
Which has the larger context window, o1-pro or Kimi K3?
Kimi K3, at 1.0M tokens versus 200K.