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 Claude 4.6 SonnetAnthropic |  DeepSeek-V4-FlashDeepSeek |  Grok 4xAI |  GPT-4.1OpenAI | |
|---|---|---|---|---|
| Vendor | Anthropic | DeepSeek | xAI | OpenAI |
| Family | Claude | DeepSeek | Grok | GPT |
| Release date | 2026-02-17 | 2026-04-22 | 2025-07-09 | 2025-04-14 |
| Context window | 1,000,000 tokens | 1,000,000 tokens | 256,000 tokens | 1,000,000 tokens |
| Parameters | — | 284B (13B active) | — | — |
| Modality | text, vision | text | text | text, vision |
| License | proprietary | MIT | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | 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. | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. | — | — |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 85.4% | — | 82.8% | — |
| GPQA-D | 85.8% | — | 87.5% | — |
| HumanEval | 95.9% | — | — | — |
| Aider | 83.6% | — | 72.5% | — |
| AIME-25 | 87.4% | — | 86.1% | — |
| LiveCB | 73.8% | — | 65.3% | — |
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Claude 4.8 Opusmax
Qwen3.7-Maxmax
Gemini 3.5maxGemini OmnimaxGPT-5.5maxQwen3.6-27BmaxDeepSeek-V4-Flash✓DeepSeek-V4-PromaxGemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 Sonnet✓Claude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5maxGrok 4✓Gemini 2.5 FlashmaxQwen3 235Bmaxo3maxGPT-4.1✓
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
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