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 GPT-5.6 SolOpenAI |  DeepSeek-R1DeepSeek |  Llama 4 ScoutMeta | DeepSeek-V4-Flash DeepSeek | |
|---|---|---|---|---|
| Vendor | OpenAI | DeepSeek | Meta | DeepSeek |
| Family | GPT | DeepSeek | Llama | DeepSeek |
| Release date | 2026-06-26 | 2025-01-20 | 2025-04-05 | 2026-04-22 |
| Context window | — | 128,000 tokens | 10,000,000 tokens | 1,000,000 tokens |
| Parameters | — | 671B | 109B | 284B (13B active) |
| Modality | text, vision, audio | text | text, vision | text |
| License | proprietary | MIT | Llama 4 Community License | MIT |
| Source | proprietary | open weights | open weights | open weights |
| Description | 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. | Reasoning-focused open-weight model. | — | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. |
| Links | ||||
| Benchmarks | ||||
| AIME-25 | — | 79.8% | — | — |
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GPT-5.6 Sol✓
Claude 4.8 Opusmax
Qwen3.7-Maxmax
Gemini 3.5 FlashmaxGemini 3.5maxGemini OmnimaxGPT-5.5maxDeepSeek-V4-Flash✓Gemini 3 PromaxDeepSeek-V4-PromaxQwen3.6-27BmaxClaude 4.7 OpusmaxClaude 4.6 SonnetmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5 PromaxGPT-5max
Grok 4maxGemini 2.5 FlashmaxQwen3 235Bmaxo3maxGPT-4.1maxLlama 4 Scout✓Llama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
Mistral Large 2maxMax 4 models. Remove one to add another.