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 Claude 4.7 OpusAnthropic |  Gemini 2.5 Flash |  GPT-5.5OpenAI | o3 OpenAI | |
|---|---|---|---|---|
| Vendor | Anthropic | OpenAI | OpenAI | |
| Family | Claude | Gemini | GPT | o-series |
| Release date | 2026-04-16 | — | 2026-04-23 | 2025-04-16 |
| Context window | 1,000,000 tokens | 1,000,000 tokens | 400,000 tokens | 200,000 tokens |
| Parameters | — | — | — | — |
| Modality | text, vision | text, vision, audio | text, vision, audio | text, vision |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | 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. | — | 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. | Reasoning-focused model in the o-series. |
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Gemini 2.5 Flash✓Claude 4.6 SonnetmaxGPT-5.5✓
DeepSeek-V4-Flashmax
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 Opus✓Claude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5max
Grok 4maxQwen3 235Bmaxo3✓GPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.