DeepSeek V4.1 Flash vs GLM 5.3 FlashX Legal

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4.1 Flash

DeepSeek
$0.022 / $0.40
Input / Output · per 1M tokens
VS
Z.ai (Zhipu)

GLM 5.3 FlashX Legal

Z.ai (Zhipu)
$0.37 / $1.25
Input / Output · per 1M tokens
Compare different models
DeepSeek
Z.ai (Zhipu)
Verdict: DeepSeek V4.1 Flash is 5.1× cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix.
DeepSeek V4.1 FlashGLM 5.3 FlashX Legal
Input price / 1M$0.022$0.37
Output price / 1M$0.40$1.25
Blended price (3:1)$0.12$0.59
Cached input / 1M$0.004$0.075
Context window1M1M
Max output944K131K
Intelligence index——
Coding index——
Providers361
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-102026-11-02
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4.1 Flash or GLM 5.3 FlashX Legal?

DeepSeek V4.1 Flash is 5.1× cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs GLM 5.3 FlashX Legal: which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. GLM 5.3 FlashX Legal: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $244.00, GLM 5.3 FlashX Legal ≈ $1,365.

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