Compare models
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 Claude 4.5 HaikuAnthropic |  GPT-5OpenAI | Claude 4.7 Opus Anthropic | |
|---|---|---|---|
| Vendor | Anthropic | OpenAI | Anthropic |
| Family | Claude | GPT | Claude |
| Release date | 2025-10-01 | 2025-08-07 | 2026-04-16 |
| Context window | 200,000 tokens | 400,000 tokens | 1,000,000 tokens |
| Parameters | — | — | — |
| Modality | text, vision | text, vision, audio | text, vision |
| License | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary |
| Description | Fast, cost-effective Claude model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | Anthropic's most capable model, optimized for complex reasoning and coding. Improved software engineering, long-running coding tasks, and higher-resolution vision over Claude 4.6. |
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