Reasoning-specialized model for difficult technical tasks.
Model details →DeepSeek R1 vs o3-mini
o3-mini wins on 1 of 6 axes — pricing and capability skew in its favour for most workloads.
Fast reasoning model optimized for cost/performance.
Model details →Side-by-side comparison
| Capability | DeepSeek R1 | o3-mini | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 128K | 200K | 🏆 o3-mini |
| Input price (per 1M) Cost per million input tokens billed by the provider. | Custom | Custom | — |
| Output price (per 1M) Cost per million output tokens billed by the provider. | Custom | Custom | — |
| Tool / function calling First-class support for emitting structured tool calls. | — | — | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is DeepSeek R1 better than o3-mini?
o3-mini wins on 1 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between DeepSeek R1 and o3-mini?
Input: Custom vs Custom per 1M tokens. Output: Custom vs Custom per 1M tokens.
What context windows do DeepSeek R1 and o3-mini support?
DeepSeek R1 supports up to 128K tokens. o3-mini supports up to 200K tokens.
Do both DeepSeek R1 and o3-mini support tool calling?
DeepSeek R1: not advertised. o3-mini: not advertised.