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DeepSeek V4 Pro vs DeepSeek V4 Flash: token pricing & cost compared (July 2026)

How DeepSeek V4 Pro (DeepSeek) and DeepSeek V4 Flash (DeepSeek) actually compare on price — input, output, and total monthly cost at the MAU you care about. Updated against live OpenRouter pricing.

DeepSeek

DeepSeek V4 Pro

Input
$0.43 / 1M tokens
Output
$0.87 / 1M tokens
Output / Input ratio
2.0×
Context window
1,048.576K

DeepSeek

DeepSeek V4 Flash

Input
$0.09 / 1M tokens
Output
$0.18 / 1M tokens
Output / Input ratio
2.0×
Context window
1,048.576K

The short answer

DeepSeek V4 Flash is cheaper across the board for typical workloads.

Token pricing side-by-side

Input ($/1M)Output ($/1M)$0$0.25$0.5$0.75$1
  • DeepSeek V4 Pro
  • DeepSeek V4 Flash

Cost at your usage

DeepSeek V4 Pro

Per call

$0.00065

Per user / mo

$0.0653

Total / mo

$65

DeepSeek V4 Flash

Per call

$0.00014

Per user / mo

$0.0135

Total / mo

$14

DeepSeek V4 Flash is cheaper by $0.0518/user/month — a saving of $52/month at 1,000 MAU.

Total monthly bill across MAU

1005001K5K10K50K100K$0$2K$4K$6K$8K
  • DeepSeek V4 Pro
  • DeepSeek V4 Flash

Same usage profile applied to both models; only the per-token price differs.

Run this against your real numbers

The mini-calculator above is a preview. Use the full tools to model power-user blast radius, gross margin, and 12-month spend forecasts.

Comparing DeepSeek V4 Pro vs DeepSeek V4 Flash on price alone never tells the whole story — output-token weighting, context length, and your usage profile change the answer dramatically. Use the calculators below for the full picture.

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