DeepSeek V4.1 Flash 1017 vs GLM-5.3: scores, price and which to pick

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Our take

DeepSeek V4.1 Flash 1017 wins 1 of 1 categories and costs less: 4.1× cheaper for everyday text work. Easy pick.

Overall–61

Coding74Best68

Writing–70

Support–67

Value–54

Input / 1M$0.30Best$1.40

Output / 1M$1.20Best$4.40

Blended / 1M$0.53Best$2.15

Context window1MBest1M

Open weightsYesYes

Released17 Oct 202614 Aug 2026

Your monthly bill

Tasks per month50k

DeepSeek V4.1 Flash 1017$105Cheapest

GLM-5.3$430

List prices, a quarter of the tokens as output. Scores are provisional, from Arena and Epoch AI.