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DeepSeek V4.1 Flash vs DeepSeek V3.1

DeepSeek V4.1 Flash is cheaper on output tokens, while DeepSeek V4.1 Flash offers a larger context window. Choose DeepSeek V4.1 Flash or DeepSeek V3.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecDeepSeek V4.1 FlashDeepSeek V3.1
ProviderBasetenBaseten
Input / 1M tokens$0.30$0.50
Output / 1M tokens$1.20$1.50
Context window1M164K
Parameters——
Open weightsYesYes
ReleasedSep 2026Aug 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.