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 Claude 4.5 HaikuAnthropic |  GPT-5OpenAI | GPT-5.5 OpenAI |  Llama 4 MaverickMeta | |
|---|---|---|---|---|
| Vendor | Anthropic | OpenAI | OpenAI | Meta |
| Family | Claude | GPT | GPT | Llama |
| Release date | 2025-10-01 | 2025-08-07 | 2026-04-23 | 2025-04-05 |
| Context window | 200,000 tokens | 400,000 tokens | 400,000 tokens | 1,000,000 tokens |
| Parameters | — | — | — | 400B |
| Modality | text, vision | text, vision, audio | text, vision, audio | text, vision |
| License | proprietary | proprietary | proprietary | Llama 4 Community License |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Fast, cost-effective Claude model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning. | Mixture-of-experts open-weight model from Meta. |
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Gemini 2.5 FlashmaxClaude 4.6 SonnetmaxGPT-5.5✓
DeepSeek-V4-Flashmax
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 Haiku✓DeepSeek-V3.1maxGPT-5✓
Grok 4maxQwen3 235Bmaxo3maxGPT-4.1maxLlama 4 ScoutmaxLlama 4 Maverick✓Gemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.