Model comparison
GPT-5.4 vs Claude Haiku 4.5
OpenAI
GPT-5.4
OpenAI's flagship - broadest modality and ecosystem coverage.
Anthropic
Claude Haiku 4.5
Fast, cheap, surprisingly capable for high-volume jobs.
Specs
| Metric | GPT-5.4 | Claude Haiku 4.5 |
|---|---|---|
| Context window | 1.1M tokens↑ | 200K tokens |
| Input $/1M tokens | $2.50 | $1.00↑ |
| Output $/1M tokens | $15.00 | $5.00↑ |
| Modalities | Text · Image · File | Text · Image · File |
| Open weights | No | No |
| Released | Mar 2026 | Oct 2025 |
Key differences
- -GPT-5.4 offers 1.1M context; Claude Haiku 4.5 offers 200K.
- -Input pricing: GPT-5.4 at $2.50/1M vs Claude Haiku 4.5 at $1.00/1M.