GPT-4o vs Claude Haiku 4.5 (latest)
Claude Haiku 4.5 (latest) is cheaper on output tokens, while Claude Haiku 4.5 (latest) offers a larger context window. Choose GPT-4o or Claude Haiku 4.5 (latest) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-4o | Claude Haiku 4.5 (latest) |
|---|---|---|
| Provider | Pioneer | Pioneer |
| Input / 1M tokens | $2.50 | $1.00 |
| Output / 1M tokens | $10.00 | $5.00 |
| Context window | 128K | 200K |
| Parameters | — | — |
| Open weights | No | No |
| Released | May 2024 | Oct 2025 |
FAQ
Is GPT-4o or Claude Haiku 4.5 (latest) cheaper?
Claude Haiku 4.5 (latest) is cheaper on output tokens ($5.00 vs $10.00 per 1M).
Which has the larger context window, GPT-4o or Claude Haiku 4.5 (latest)?
Claude Haiku 4.5 (latest) has the larger context window (200K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.