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 GPT-5OpenAI |  Grok 4xAI |  DeepSeek-V3.1DeepSeek | DeepSeek-V4-Pro DeepSeek | |
|---|---|---|---|---|
| Vendor | OpenAI | xAI | DeepSeek | DeepSeek |
| Family | GPT | Grok | DeepSeek | DeepSeek |
| Release date | 2025-08-07 | 2025-07-09 | 2025-08-21 | 2026-04-22 |
| Context window | 400,000 tokens | 256,000 tokens | 128,000 tokens | 1,000,000 tokens |
| Parameters | — | — | 671B | 1.6T (49B active) |
| Modality | text, vision, audio | text | text | text |
| License | proprietary | proprietary | MIT | MIT |
| Source | proprietary | proprietary | open weights | open weights |
| Description | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — | Large MoE open-weight model. Predecessor to DeepSeek-V4. | 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. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 85.1% | 82.8% | — | 84.2% |
| GPQA-D | 87.3% | 87.5% | — | 82.4% |
| HumanEval | 95.2% | — | — | 95.1% |
| Aider | 85.4% | 72.5% | — | 80.1% |
| AIME-25 | 91.0% | 86.1% | — | 88.6% |
| LiveCB | 74.5% | 65.3% | — | 72.4% |
| MMMU | 74.1% | — | — | — |
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Claude 4.8 Opusmax
Qwen3.7-Maxmax
Gemini 3.5maxGemini OmnimaxGPT-5.5maxQwen3.6-27BmaxDeepSeek-V4-FlashmaxDeepSeek-V4-Pro✓Gemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 SonnetmaxClaude 4.5 HaikumaxDeepSeek-V3.1✓GPT-5✓Grok 4✓Gemini 2.5 FlashmaxQwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.