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DeepSeek V4 Flash 0731 Fast vs Mercury 2.5

DeepSeek V4 Flash 0731 Fast is cheaper on output tokens, while DeepSeek V4 Flash 0731 Fast offers a larger context window. Choose DeepSeek V4 Flash 0731 Fast or Mercury 2.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecDeepSeek V4 Flash 0731 FastMercury 2.5
ProviderVenice AIVenice AI
Input / 1M tokens$0.35$0.25
Output / 1M tokens$0.70$0.94
Context window1M260K
Parameters——
Open weightsYesNo
ReleasedAug 2026Sep 2026

FAQ

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