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Claude Haiku 4.5 vs DeepSeek R1
A detailed comparison of Claude Haiku 4.5 (Anthropic) and DeepSeek R1 (DeepSeek) across pricing, performance, and features.
Pricing Comparison
| Metric | Claude Haiku 4.5 | DeepSeek R1 | Difference |
|---|---|---|---|
| Input / 1M tokens | $0.80 | $0.55 | -31% |
| Output / 1M tokens | $4.00 | $2.19 | -45% |
| Context window | 200K | 128K | — |
| Max output | 8.192K | 64K | — |
Benchmark Comparison
| Benchmark | Claude Haiku 4.5 | DeepSeek R1 |
|---|---|---|
| MMLU-Pro | 69.4% | 84% |
| HumanEval | 88.1% | 92% |
| GPQA | — | 71.5% |
Capabilities
| Capability | Claude Haiku 4.5 | DeepSeek R1 |
|---|---|---|
| code | ✓ | ✓ |
| reasoning | ✗ | ✓ |
| text | ✓ | ✓ |
| tool-use | ✓ | ✗ |
| vision | ✓ | ✗ |
Claude Haiku 4.5 Strengths
- ✓Very fast responses
- ✓Cheapest Anthropic option
- ✓Good for classification and extraction
Claude Haiku 4.5 Weaknesses
- ✗Weakest reasoning in the Claude family
- ✗Can struggle with nuanced instructions
DeepSeek R1 Strengths
- ✓Cheapest reasoning model available
- ✓Strong math and science performance
- ✓Open-source with off-peak discounts
DeepSeek R1 Weaknesses
- ✗Slower than non-reasoning models
- ✗No vision or tool-use
- ✗China-based — availability concerns
Quick Verdict
Best value: DeepSeek R1 is the more affordable option at $0.55/$2.19 per 1M tokens.
Higher benchmarks: DeepSeek R1 scores higher on average across available benchmarks (82.5% avg).
Larger context: Claude Haiku 4.5 supports 200K tokens.
Choose DeepSeek R1 if cost matters most. Choose Claude Haiku 4.5 if you need the best possible quality for complex tasks.