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 DeepSeek-R1DeepSeek |  Gemini 3.5 |  GPT-5.6 SolOpenAI |  Grok 4xAI | |
|---|---|---|---|---|
| Vendor | DeepSeek | OpenAI | xAI | |
| Family | DeepSeek | Gemini | GPT | Grok |
| Release date | 2025-01-20 | 2026-05-20 | 2026-06-26 | 2025-07-09 |
| Context window | 128,000 tokens | 2,000,000 tokens | — | 256,000 tokens |
| Parameters | 671B | — | — | — |
| Modality | text | text, vision, audio, video | text, vision, audio | text |
| License | MIT | proprietary | proprietary | proprietary |
| Source | open weights | proprietary | proprietary | proprietary |
| Description | Reasoning-focused open-weight model. | Google DeepMind's next-gen Gemini — positioned as "frontier intelligence with action". Built for complex agentic workflows. Announced at Google I/O 2026. | Flagship of OpenAI's GPT-5.6 three-model suite (Sol / Terra / Luna), released as a limited preview. Strong gains in coding, cybersecurity, biology, and long-horizon agentic work. Pricing: $5 / $30 per million input/output tokens. | — |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 88.9% | — | 82.8% |
| GPQA-D | — | 91.2% | — | 87.5% |
| Aider | — | — | — | 72.5% |
| AIME-25 | 79.8% | 96.1% | — | 86.1% |
| LiveCB | — | — | — | 65.3% |
| MMMU | — | 86.0% | — | — |
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GPT-5.6 Sol✓
Claude 4.8 Opusmax
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Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
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