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SOLVENCY

Head to head

DeepSeek V4 Pro vs DeepSeek V4 Flash

DeepSeek V4 Pro: currentDeepSeek V4 Flash: currentheavy tier

No verdict

Cost per solved task needs a published pass rate for both models. At least one has none, so it is reported as missing rather than estimated.

verified 2026-08-21 · prices from each provider's pricing page

Input $/M tokens

lower is better

  • DeepSeek V4 Pro$1.32
  • DeepSeek V4 Flash$0.44

Output $/M tokens

lower is better

  • DeepSeek V4 Pro$3.96
  • DeepSeek V4 Flash$1.32

Cost per solved task

needs a pass rate for both

  • DeepSeek V4 Promissing
  • DeepSeek V4 Flash$0.12
DeepSeek V4 ProDeepSeek V4 Flash
Input $/Mtok$1.32$0.44
Output $/Mtok$3.96$1.32
Cached input $/Mtok$0.044$0.014
Pass ratemissing50%
Pass rate sourcemissingAA
Cost basismissingmeasured
Cost per solved taskmissing$0.12

verified 2026-08-21 · heavy task tier; measured rows ignore the tier· Methodology· DeepSeek V4 Pro· DeepSeek V4 Flash