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Vikshy Models · DeepSeek

DeepSeek models: pricing, context & what each is for

DeepSeek has 6 models in the Vikshy catalogue, spanning DeepSeek V4, DeepSeek, DeepSeek R1, DeepSeek V3, compared side by side on context window, API pricing, modality, and what each is best for, every model linked to DeepSeek's official docs and pricing. Prices are per million tokens and can change, so the linked pricing page is the source of truth. For how DeepSeek ranks against other labs, see its Vikshy Score. Updated 2026-07-21.

ModelContextInput /MOutput /MModalityAccess
DeepSeek-V4-ProFlagship
Hard reasoning, long documents and agentic tasks.
1M
$1.74
$3.48
Text
API + open weights
DeepSeek-V4-FlashBalanced
Everyday chat, coding and high volume production use.
1M
$0.14
$0.28
Text
API + open weights
deepseek-chatLegacy
Existing code that still calls the old chat name.
1M
$0.14
$0.28
Text
API
deepseek-reasonerLegacy
Existing code that still calls the old reasoner name.
1M
$0.14
$0.28
Text
API
DeepSeek-R1Legacy
Self hosted reasoning and research on open weights.
128K
Open
Open
Text
Open weights
DeepSeek-V3.1Legacy
Self hosting the earlier V3 line.
128K
Open
Open
Text
Open weights

DeepSeek models, common questions

What is DeepSeek's most capable model?

Its highest-tier model in the catalogue is DeepSeek-V4-Pro (Flagship tier), built for hard reasoning, long documents and agentic tasks.

Which DeepSeek model is cheapest?

By API input price, DeepSeek-V4-Flash is the lowest at $0.14 per million input tokens ($0.28 output).

What is the largest context window DeepSeek offers?

DeepSeek-V4-Pro has the largest listed context window, up to 1M tokens.

Does DeepSeek offer open-weight models?

Yes. 4 of DeepSeek's catalogued models are available as open weights.