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Checked Active: 2026-10-15
DeepSeek
DeepSeek V4 Pro
DeepSeek's strongest API model for reasoning and coding at a low price. No vision.
Evaluation Analysis: Thinking and non-thinking modes. Off-peak prices are half of peak. DeepSeek V4.1 Flash (model name deepseek-flash) is the cheaper option at $0.30 in and $1.20 out at peak, with vision.
Context Window1M tokens (384K max output)
Input Price / 1M$1.32 peak / $0.66 off-peak
Output Price / 1M$3.96 peak / $1.98 off-peak
Release Date2026-08
Specs and prices checked 2026-10-15 against the official page.