Model comparison
Claude Haiku 4.5 vs GPT-5.4 Mini
Anthropic
Claude Haiku 4.5
Fast, cheap, surprisingly capable for high-volume jobs.
OpenAI
GPT-5.4 Mini
GPT-5 economics for high-volume routine tasks.
Specs
| Metric | Claude Haiku 4.5 | GPT-5.4 Mini |
|---|---|---|
| Context window | 200K tokens | 400K tokens↑ |
| Input $/1M tokens | $1.00 | $0.750↑ |
| Output $/1M tokens | $5.00 | $4.50↑ |
| Modalities | Text · Image · File | File · Image · Text |
| Open weights | No | No |
| Released | Oct 2025 | Mar 2026 |
Capability differences
| Capability | Claude Haiku 4.5 | GPT-5.4 Mini |
|---|---|---|
| Extended thinking | Yes | No |
Key differences
- -Claude Haiku 4.5 offers 200K context; GPT-5.4 Mini offers 400K.
- -Input pricing: Claude Haiku 4.5 at $1.00/1M vs GPT-5.4 Mini at $0.750/1M.