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Gemini 3.1 Pro Preview vs DeepSeek V4.1 Flash (Tencent)

DeepSeek V4.1 Flash (Tencent) is cheaper on output tokens, while Gemini 3.1 Pro Preview offers a larger context window. Choose Gemini 3.1 Pro Preview or DeepSeek V4.1 Flash (Tencent) based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecGemini 3.1 Pro PreviewDeepSeek V4.1 Flash (Tencent)
ProviderEden AIEden AI
Input / 1M tokens$2.00$0.15
Output / 1M tokens$12.00$0.60
Context window1M1M
Parameters——
Open weightsNoYes
ReleasedFeb 2026Sep 2026

FAQ

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