Last updated Jun 21, 2026
DeepSeek V4 vs R1
DeepSeek V4
DeepSeek R1
Quick answer
V4 is the better general-purpose chat model. R1 is the choice for reasoning, math, and coding tasks where step-by-step thinking matters.
Pricing
| Feature | DeepSeek V4 | DeepSeek R1 |
|---|---|---|
| API input | ~$0.27 / 1M tokens | ~$0.55 / 1M tokens |
| API output | ~$1.10 / 1M tokens | ~$2.19 / 1M tokens |
| Hosted chat pricing | Free / cheap | Free / cheap |
| Cost per hard task | Lower | Higher |
Core capabilities
| Feature | DeepSeek V4 | DeepSeek R1 |
|---|---|---|
| General chat | Excellent | Good |
| Reasoning & math | Good | Excellent |
| Coding | Excellent | Excellent |
| Creative writing | Excellent | Good |
| Tool use | Yes | Yes |
Limits
| Feature | DeepSeek V4 | DeepSeek R1 |
|---|---|---|
| Context window | 128K tokens | 64K tokens |
| Output length | 8K tokens | 8K tokens |
| Latency | Lower | Higher |
Best for
| Feature | DeepSeek V4 | DeepSeek R1 |
|---|---|---|
| Everyday tasks | Excellent | Good |
| Math & logic puzzles | Good | Excellent |
| Debugging complex code | Good | Excellent |
| Budget-sensitive APIs | Excellent | Fair |
Ease of use
| Feature | DeepSeek V4 | DeepSeek R1 |
|---|---|---|
| API access | OpenAI-compatible | OpenAI-compatible |
| Reasoning transparency | Hidden | Visible chain |
| Hosted playground | DeepSeek platform | DeepSeek platform |
Final verdict
Use V4 for most tasks. Use R1 when you need transparent reasoning or solve hard problems.
FAQ
Is R1 more expensive?
Yes, R1 costs roughly 2x the V4 API rate because of the longer reasoning chain.