Pick two models. See the diff.
DeepSeek V4 Pro Max vs Qwen3.8 Max
Spec showdown
Capacity, price, freshness.
Qwen3.8 Max holds a narrow composite edge (72 vs 66), but the gap is small enough that other factors matter more. Qwen3.8 Max has the higher benchmark mix (72 vs 66). DeepSeek V4 Pro Max is significantly cheaper at $0.40/1M input vs $2.0/1M input. Qwen3.8 Max's 1M context window dwarfs DeepSeek V4 Pro Max's 256K — a meaningful difference for long-document or codebase work.
- Composite scoreDeepSeek V4 Pro Max66Qwen3.8 Max72Winner on this row
- Benchmark mixDeepSeek V4 Pro Max66Qwen3.8 Max72Winner on this row
- Context windowDeepSeek V4 Pro Max256KQwen3.8 Max1MWinner on this row
- Max outputDeepSeek V4 Pro Max66KWinner on this rowQwen3.8 Max—
- Input price / 1M (lower wins)DeepSeek V4 Pro Max$0.40Winner on this rowQwen3.8 Max$2.0
- Output speed (AA default API)DeepSeek V4 Pro Max—Qwen3.8 Max36 t/sWinner on this row
Capability grid
What each model can do.
Modalities
Access
Family profile
Top score per benchmark family.
Benchmark ranks
Every shared benchmark, side by side.
Reasoning
Dossier facts
Dates, sources, fineprint.
Ecosystem
Which tools wrap each model.
Qwen3.8 Max
Not listed in any tool yet.
Verdict
Which model to actually pick.
Qwen3.8 Max holds a narrow composite edge (72 vs 66), but the gap is small enough that other factors matter more. Qwen3.8 Max has the higher benchmark mix (72 vs 66). DeepSeek V4 Pro Max is significantly cheaper at $0.40/1M input vs $2.0/1M input. Qwen3.8 Max's 1M context window dwarfs DeepSeek V4 Pro Max's 256K — a meaningful difference for long-document or codebase work.
Questions this comparison answers
Every answer below is assembled from the dated fields on this page. Nothing is written separately for search.
Should you use DeepSeek V4 Pro Max or Qwen3.8 Max?
Qwen3.8 Max holds a narrow composite edge (72 vs 66), but the gap is small enough that other factors matter more. Qwen3.8 Max has the higher benchmark mix (72 vs 66). DeepSeek V4 Pro Max is significantly cheaper at $0.40/1M input vs $2.0/1M input. Qwen3.8 Max's 1M context window dwarfs DeepSeek V4 Pro Max's 256K — a meaningful difference for long-document or codebase work.
Is DeepSeek V4 Pro Max or Qwen3.8 Max cheaper?
DeepSeek V4 Pro Max: $0.40 / $1.6. Qwen3.8 Max: $2.0 / $6.0.
How do the DeepSeek V4 Pro Max and Qwen3.8 Max context windows compare?
DeepSeek V4 Pro Max: 256K. Qwen3.8 Max: 1M.