Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | Claude 4.5 Haiku (Reasoning) | DeepSeek R1 0528 (May '25) |
|---|---|---|
| Input ($/M tokens) | $1 | $1.35 |
| Output ($/M tokens) | $5 | $5.4 |
Data from Artificial Analysis API — 12 benchmarks
Claude 4.5 Haiku (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $2.00/M tokens vs $2.36/M for DeepSeek R1 0528 (May '25).
Claude 4.5 Haiku (Reasoning) wins 7 out of 12 benchmarks compared to 5 for DeepSeek R1 0528 (May '25). See the detailed benchmark chart above for per-category results.
Claude 4.5 Haiku (Reasoning) generates tokens faster at 139 tok/s vs 0 tok/s. However, DeepSeek R1 0528 (May '25) has lower time-to-first-token (0.00s vs 9.86s).
Choose based on your priorities: Claude 4.5 Haiku (Reasoning) for lower cost, Claude 4.5 Haiku (Reasoning) for stronger benchmark performance, and Claude 4.5 Haiku (Reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.