Buying guide

DeepSeek V4.1-Flash 0910 vs GLM 5.3: which should you use?

Input$0.300—
Output$1.20—
Cached input$0.0060—
Context window1,000K—
Blended /1M$0.750—

Pick 1 if
DeepSeek V4.1-Flash 0910

You need the highest benchmark scores and can absorb the higher per-token price.

Pick 2 if
GLM 5.3

You are optimizing for cost at scale and your workloads tolerate the score gap.

DeepSeek V4.1-Flash 0910 leads on 11 of 13 shared benchmarks.

DimensionDeepSeek V4.1-Flash 0910GLM 5.3
GPQA Diamond90.9%88.1%
HLE36.8%42%
Codeforces (Rating)3471—
MathArena Apex65.6%—
Terminal-Bench 2.190.6%88.2%
Terminal-Bench 3.030%28.3%
Terminal-Bench 4.031.2%37.9%
DeepSWE v1.174.2%66.9%
ProgramBench20.3%19%
NL2Repo-Bench65.4%58%
CyberGym88.1%84.5%
SEC-Bench Pro62.8%—
ExploitGym15.3%15%
HLE (w/tools)63.9%62.5%
Automation-Bench54.8%48.8%
Agents' Last Exam31.8%28.5%
Chartography (w/tools)78.9%—
BabyVision (w/tools)89.6%—
ZeroBench-main (w/tools)49%—
Blended price$0.750 /1M—
Full priceInput · Output · Cached input$0.300 · $1.20 · $0.0060—
Context window1,000K—

What your usage would cost

Adjust the monthly volume — every model recomputes instantly.

DeepSeek V4.1-Flash 0910
$24.00/mo
GLM 5.3
—

Estimates use list prices and ignore cached input, batch discounts, and off-peak rates.

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