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DeepSeek V4.1 Flash vs GPT-5.4 Nano

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 GPT-5.4 Nano based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecDeepSeek V4.1 FlashGPT-5.4 Nano
ProviderVivgridVivgrid
Input / 1M tokens$0.31$0.20
Output / 1M tokens$1.23$1.25
Context window1M400K
Parameters——
Open weightsYesNo
ReleasedSep 2026Mar 2026

FAQ

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