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 GPT-5.5OpenAI |  Mistral Large 2Mistral |  Claude 4.5 HaikuAnthropic |  Grok 4xAI | |
|---|---|---|---|---|
| Vendor | OpenAI | Mistral | Anthropic | xAI |
| Family | GPT | Mistral | Claude | Grok |
| Release date | 2026-04-23 | 2024-07-24 | 2025-10-01 | 2025-07-09 |
| Context window | 400,000 tokens | 128,000 tokens | 200,000 tokens | 256,000 tokens |
| Parameters | — | 123B | — | — |
| Modality | text, vision, audio | text | text, vision | text |
| License | proprietary | Mistral Research License | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | 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. | — | Fast, cost-effective Claude model. | — |
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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-5maxGrok 4✓Qwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1maxMistral Large 2✓Max 4 models. Remove one to add another.