DeepSeek V4.1 Flash vs DeepSeek V4 Flash 0731.

model vs model · prices as of

DeepSeek V4 Flash 0731 takes 1 of 5 rounds against DeepSeek V4.1 Flash. It is also the cheaper of the two to run, at $0.22 per million tokens against $1.05.

DeepSeek

DeepSeek V4.1 Flash

$1.05/M tokens

DeepSeek list price, nothing below it is accounted for · $0.126 per 1,000 pages

1M context · tool calling · reads images · open weights

DeepSeekwins 1 rounds

DeepSeek V4 Flash 0731

$0.22/M tokens

cheapest we can explain, at OpenRouter · $0.03 per 1,000 pages

1M context · tool calling · open weights

List price in (lower wins)

$0.15/M

$0.15/M

List price out (lower wins)

$0.60/M

$0.60/M

Cheapest we can explain (lower wins)

none below list

$0.22/M at OpenRouter

Standard price (lower wins)

$1.05/M

$1.05/M

Cost per 1,000 pages (lower wins)

$0.126

$0.03

Context

1M tokens

1M tokens

Open weights

yes

yes

Tool calling

yes

yes

Structured output

yes

yes

Reads images

yes

no

Reasoning

yes

yes

Released

10 Sept 2026

31 Jul 2026

Providers selling it

9

97

Price we measure against

the maker's own

the maker's own

Trains on your prompts (no is better)

no provider to check

not stated

Providers selling both · 8

  • Kilo Gateway$1.05 / $0.22
  • Nous Portal$1.05 / $0.22
  • OpenRouter$1.05 / $0.22
  • TrustedRouter$1.11 / $0.39
  • LLMTR$1.05 / $0.94
  • DeepSeek$1.05 / $1.05
  • Eden AI$1.05 / $1.05
  • Fireworks AI$1.32 / $1.32

DeepSeek V4.1 Flash then DeepSeek V4 Flash 0731, per million tokens

Go further

Add a third or fourth model, or switch the weighting, in the tool.

What moved in the last seven days

  1. DeepSeek V4 Flash 0731above.dev$0.24 / $0.73 $0.17 / $0.6620% cheaper ·
  2. DeepSeek V4 Flash 0731Cortecs$0.14 / $0.29 $0.09 / $0.1834% cheaper ·
  3. DeepSeek V4 Flash 0731GMI Cloud$0.09 / $0.18 $0.29 / $0.86277% dearer ·
  4. DeepSeek V4 Flash 0731Inceptron$0.11 / $0.29 $0.05 / $0.1744% cheaper ·
  5. DeepSeek V4 Flash 0731Inceptron$0.11 / $0.29 $0.05 / $0.1744% cheaper ·
  6. DeepSeek V4 Flash 0731io.net Intelligence$0.23 / $0.73 $0.21 / $0.5913% cheaper ·
  7. DeepSeek V4 Flash 0731Kilo Gateway$0.05 / $0.16 $0.04 / $0.1029% cheaper ·
  8. DeepSeek V4 Flash 0731Mancer$0.17 / $0.50 $0.20 / $0.6021% dearer ·
  9. DeepSeek V4 Flash 0731DeepSeekDeepSeek's list price, in and out per million tokens$0.20 / $0.40 $0.15 / $0.605% dearer ·
  10. DeepSeek V4 Flash 0731Morph$0.12 / $0.35 $0.14 / $0.4015% dearer ·
  11. DeepSeek V4 Flash 0731Nous Portal$0.04 / $0.13 $0.04 / $0.1011% cheaper ·
  12. DeepSeek V4 Flash 0731OpenInference$0.05 / $0.16 $0.04 / $0.1029% cheaper ·
  13. DeepSeek V4 Flash 0731OpenRouter$0.05 / $0.16 $0.04 / $0.1029% cheaper ·
  14. DeepSeek V4 Flash 0731Relace$0.07 / $0.18 $0.06 / $0.1220% cheaper ·
  15. DeepSeek V4 Flash 0731Requesty$0.28 / $0.56 $0.09 / $0.1868% cheaper ·
  16. DeepSeek V4 Flash 0731Sail Research$0.07 / $0.30 $0.07 / $0.3414% dearer ·
  17. DeepSeek V4 Flash 0731StreamLake$0.09 / $0.26 $0.06 / $0.1735% cheaper ·
  18. DeepSeek V4 Flash 0731DeepInfra$0.06 / $0.18 $0.09 / $0.1825% dearer ·
  19. DeepSeek V4 Flash 0731DeepSeek$0.14 / $0.28 $0.15 / $0.6050% dearer ·
  20. DeepSeek V4 Flash 0731Merge Gateway$0.22 / $0.66 $0.14 / $0.2847% cheaper ·
  21. DeepSeek V4 Flash 0731Ofox$0.44 / $1.32 $0.19 / $0.5159% cheaper ·
  22. DeepSeek V4 Flash 0731Zenifra$2.40 / $6.90 $2.20 / $6.606% cheaper ·

Frequently asked

Which is cheaper, DeepSeek V4.1 Flash or DeepSeek V4 Flash 0731?
DeepSeek V4 Flash 0731, at $0.22 per million tokens against $1.05 for DeepSeek V4.1 Flash, three parts input to one part output, read on 16 Sept 2026.
Where is each one cheapest?
DeepSeek V4.1 Flash: nobody goes below the maker's own price with a reason we can point at, so $1.05 is the number to beat. DeepSeek V4 Flash 0731: $0.22 at OpenRouter.
Can I buy both from one provider?
Yes. 8 providers sell both: Kilo Gateway, Nous Portal, OpenRouter, TrustedRouter, LLMTR, DeepSeek, and more. The cheapest of them for the two together is Kilo Gateway.
Which holds more context?
Both hold 1M tokens in one call.

Prices exclude tax and are per million tokens, read 16 Sept 2026 from each provider's own catalog. The standard price blends three parts input to one part output; a page is 600 tokens in and 60 out. Bars are scaled to the larger value in each row.

Related head-to-headsCommand R vs DeepSeek V4.1 FlashCommand R vs DeepSeek V4 Flash 0731DeepSeek V4.1 Flash vs DeepSeek V4.1 FlashDeepSeek V4.1 Flash vs DeepSeek V4 Flash Vision ExpDeepSeek V4.1 Flash vs Gemma 4 26B A4B ITDeepSeek V4.1 Flash vs GPT-4o miniMorecompare any two modelsevery model we track