o3-mini vs Claude Haiku 4.5
o3-mini is cheaper on output tokens. Choose o3-mini or Claude Haiku 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | o3-mini | Claude Haiku 4.5 |
|---|---|---|
| Provider | Merge Gateway | Merge Gateway |
| Input / 1M tokens | $1.10 | $1.00 |
| Output / 1M tokens | $4.40 | $5.00 |
| Context window | 200K | 200K |
| Parameters | — | — |
| Open weights | No | No |
| Released | Dec 2024 | Oct 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.