GLM 5.3 FlashX Legal vs Mistral Small 4

Price, context window & benchmark comparison

GLM 5.3 FlashX Legal

Z.ai (Zhipu)

$0.37 / $1.25

Input / Output · per 1M tokens

Mistral Small 4

Mistral AI

$0.15 / $0.60

Input / Output · per 1M tokens

Compare different models

Verdict: Mistral Small 4 is 2.2× cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix. GLM 5.3 FlashX Legal has the larger context window (1M vs 262K).

	GLM 5.3 FlashX Legal	Mistral Small 4
Input price / 1M	$0.37	$0.15
Output price / 1M	$1.25	$0.60
Blended price (3:1)	$0.59	$0.26
Cached input / 1M	$0.075	$0.015
Context window	1M	262K
Max output	131K	210K
Intelligence index	—	4.3
Coding index	—	26.6
Providers	1	3
Best provider uptime (30m)	100.0%	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-11-02	2026-03-16
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, GLM 5.3 FlashX Legal or Mistral Small 4?

Mistral Small 4 is 2.2× cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix.

GLM 5.3 FlashX Legal vs Mistral Small 4: which has a bigger context window?

GLM 5.3 FlashX Legal: 1,048,576 tokens. Mistral Small 4: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 FlashX Legal ≈ $1,365, Mistral Small 4 ≈ $600.00.

More comparisons