Model comparison
Claude Haiku 4.5 vs DeepSeek R1
Anthropic
Claude Haiku 4.5
Fast, cheap, surprisingly capable for high-volume jobs.
DeepSeek
DeepSeek R1
The open-weights reasoning model that reset the cost curve.
Specs
| Metric | Claude Haiku 4.5 | DeepSeek R1 |
|---|---|---|
| Context window | 200K tokens↑ | 64K tokens |
| Input $/1M tokens | $1.00 | $0.700↑ |
| Output $/1M tokens | $5.00 | $2.50↑ |
| Modalities | Text · Image · File | Text |
| Open weights | No | Yes |
| Released | Oct 2025 | Jan 2025 |
Capability differences
| Capability | Claude Haiku 4.5 | DeepSeek R1 |
|---|---|---|
| Tool use | Yes | No |
| Vision | Yes | No |
| Prompt caching | Yes | No |
| Open weights | No | Yes |
Key differences
- -Claude Haiku 4.5 offers 200K context; DeepSeek R1 offers 64K.
- -Input pricing: Claude Haiku 4.5 at $1.00/1M vs DeepSeek R1 at $0.700/1M.
- -DeepSeek R1 is open weights; Claude Haiku 4.5 is proprietary.