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 DeepSeek-V4-ProDeepSeek |  GPT-4.1OpenAI |  Claude 4.5 HaikuAnthropic | GPT-5 OpenAI | |
|---|---|---|---|---|
| Vendor | DeepSeek | OpenAI | Anthropic | OpenAI |
| Family | DeepSeek | GPT | Claude | GPT |
| Release date | 2026-04-22 | 2025-04-14 | 2025-10-01 | 2025-08-07 |
| Context window | 1,000,000 tokens | 1,000,000 tokens | 200,000 tokens | 400,000 tokens |
| Parameters | 1.6T (49B active) | — | — | — |
| Modality | text | text, vision | text, vision | text, vision, audio |
| License | MIT | proprietary | proprietary | proprietary |
| Source | open weights | proprietary | proprietary | proprietary |
| Description | DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs. | — | Fast, cost-effective Claude model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. |
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Gemini 2.5 FlashmaxClaude 4.6 SonnetmaxGPT-5.5maxDeepSeek-V4-Flashmax
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-Pro✓Claude 4.7 OpusmaxClaude 4.5 Haiku✓DeepSeek-V3.1maxGPT-5✓
Grok 4maxQwen3 235Bmaxo3maxGPT-4.1✓
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.