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DeepSeek V4.1 Flash vs GLM-4.5

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 GLM-4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecDeepSeek V4.1 FlashGLM-4.5
Provider302.AI302.AI
Input / 1M tokens$0.15$0.29
Output / 1M tokens$0.60$1.14
Context window1M131K
Parameters—355B
Open weightsYesYes
ReleasedSep 2026Jul 2025

FAQ

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