GLM 5.3 FlashX Legal vs Qwen3.5 397B A17B

Price, context window & benchmark comparison

GLM 5.3 FlashX Legal

Z.ai (Zhipu)

$0.37 / $1.25

Input / Output · per 1M tokens

Qwen3.5 397B A17B

Qwen (Alibaba)

$0.60 / $3.60

Input / Output · per 1M tokens

Compare different models

Verdict: GLM 5.3 FlashX Legal is 2.3× cheaper than Qwen3.5 397B A17B 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	Qwen3.5 397B A17B
Input price / 1M	$0.37	$0.60
Output price / 1M	$1.25	$3.60
Blended price (3:1)	$0.59	$1.35
Cached input / 1M	$0.075	$0.12
Context window	1M	262K
Max output	131K	64K
Intelligence index	—	—
Coding index	—	48.2
Providers	1	—
Best provider uptime (30m)	100.0%	—
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-11-02	2026-02-16
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, GLM 5.3 FlashX Legal or Qwen3.5 397B A17B?

GLM 5.3 FlashX Legal is 2.3× cheaper than Qwen3.5 397B A17B on a typical 3:1 input/output mix.

GLM 5.3 FlashX Legal vs Qwen3.5 397B A17B: which has a bigger context window?

GLM 5.3 FlashX Legal: 1,048,576 tokens. Qwen3.5 397B A17B: 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, Qwen3.5 397B A17B ≈ $3,000.

More comparisons