Fast and efficient with near-frontier intelligence.
Open-source reasoning model matching OpenAI o1 performance.
No shared demos for these models yet.
No captured outputs for these models yet.
Based on the Capability Index, Claude Haiku 4.5 scores higher (75.3 vs 72.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
DeepSeek R1 has a lower blended cost. Claude Haiku 4.5: $1.00 input / $5.00 output. DeepSeek R1: $0.70 input / $2.50 output.
Claude Haiku 4.5 has a larger context window: Claude Haiku 4.5 supports 200K tokens vs DeepSeek R1 at 64K tokens.
Claude Haiku 4.5 supports vision/image input, but DeepSeek R1 does not.
Key differences: only Claude Haiku 4.5 supports vision input. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Haiku 4.5 and DeepSeek R1 for free on idapt.app to see which performs better for your specific needs.