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 GPT-5.6 SolOpenAI |  Qwen3 235BAlibaba |  Claude 4.6 SonnetAnthropic |  DeepSeek-R1DeepSeek | |
|---|---|---|---|---|
| Vendor | OpenAI | Alibaba | Anthropic | DeepSeek |
| Family | GPT | Qwen | Claude | DeepSeek |
| Release date | 2026-06-26 | 2025-04-29 | 2026-02-17 | 2025-01-20 |
| Context window | — | 128,000 tokens | 1,000,000 tokens | 128,000 tokens |
| Parameters | — | 235B | — | 671B |
| Modality | text, vision, audio | text | text, vision | text |
| License | proprietary | Apache-2.0 | proprietary | MIT |
| Source | proprietary | open weights | proprietary | 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. | Predecessor to the Qwen3.6 family. | Anthropic's mid-tier flagship — released 12 days after Opus 4.6 and matching most of its capabilities at ~40% the API cost ($3/$15 per 1M tokens). 1M-token context. | Reasoning-focused open-weight model. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | — | 85.4% | — |
| GPQA-D | — | — | 85.8% | — |
| HumanEval | — | — | 95.9% | — |
| Aider | — | — | 83.6% | — |
| AIME-25 | — | — | 87.4% | 79.8% |
| LiveCB | — | — | 73.8% | — |
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GPT-5.6 Sol✓Claude 4.8 OpusmaxQwen3.7-Maxmax
Gemini 3.5 FlashmaxGemini 3.5maxGemini OmnimaxGPT-5.5maxDeepSeek-V4-FlashmaxGemini 3 PromaxDeepSeek-V4-PromaxQwen3.6-27BmaxClaude 4.7 OpusmaxClaude 4.6 Sonnet✓Claude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5 PromaxGPT-5max
Grok 4maxGemini 2.5 FlashmaxQwen3 235B✓o3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
Mistral Large 2maxMax 4 models. Remove one to add another.