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 Claude 4.6 SonnetAnthropic |  DeepSeek-V4-FlashDeepSeek | DeepSeek-V3.1 DeepSeek |  Grok 4xAI | |
|---|---|---|---|---|
| Vendor | Anthropic | DeepSeek | DeepSeek | xAI |
| Family | Claude | DeepSeek | DeepSeek | Grok |
| Release date | — | 2026-04-22 | 2025-08-21 | 2025-07-09 |
| Context window | 200,000 tokens | 1,000,000 tokens | 128,000 tokens | 256,000 tokens |
| Parameters | — | 284B (13B active) | 671B | — |
| Modality | text, vision | text | text | text |
| License | proprietary | MIT | MIT | proprietary |
| Source | proprietary | open weights | open weights | proprietary |
| Description | — | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. | Large MoE open-weight model. Predecessor to DeepSeek-V4. | — |
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Gemini 2.5 FlashmaxClaude 4.6 Sonnet✓
GPT-5.5maxDeepSeek-V4-Flash✓
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 HaikumaxDeepSeek-V3.1✓GPT-5maxGrok 4✓Qwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.