Model Comparator

Compare up to four models using the same criteria.

GPT-5.4 (Low)
OpenAI
GLM-5.3-Flash
Z.AI

Differences only

✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.

Model Comparator
Metrics	GPT-5.4 (Low) OpenAI	GLM-5.3-Flash Z.AI
Intelligence	27.6	Best: 27.8
Coding	—	71.5
Agentic	—	50.9
Cyber Index	—	49.9%
Speed	55.3 t/s	Best: 66.5 t/s
TTFT	2.22 s	Best: 1.47 s
Input · $ / 1M tokens	$2.50×16.7 relative to the lowest price among the compared models	Best: $0.15
Output · $ / 1M tokens	$15×30 relative to the lowest price among the compared models	Best: $0.50
Context window	Best: 1.1M	1M
Reasoning	Yes	Yes
Open weights	No	Yes
Cost / task	—	$0.583

Intelligence

GPT-5.4 (Low): 27.6
GLM-5.3-Flash: Best: 27.8

Coding

GPT-5.4 (Low): —
GLM-5.3-Flash: 71.5

Agentic

GPT-5.4 (Low): —
GLM-5.3-Flash: 50.9

Cyber Index

GPT-5.4 (Low): —
GLM-5.3-Flash: 49.9%

Speed

GPT-5.4 (Low): 55.3 t/s
GLM-5.3-Flash: Best: 66.5 t/s

TTFT

GPT-5.4 (Low): 2.22 s
GLM-5.3-Flash: Best: 1.47 s

Input · $ / 1M tokens

GPT-5.4 (Low): $2.50×16.7 relative to the lowest price among the compared models
GLM-5.3-Flash: Best: $0.15

Output · $ / 1M tokens

GPT-5.4 (Low): $15×30 relative to the lowest price among the compared models
GLM-5.3-Flash: Best: $0.50

Context window

GPT-5.4 (Low): Best: 1.1M
GLM-5.3-Flash: 1M

Reasoning

GPT-5.4 (Low): Yes
GLM-5.3-Flash: Yes

Open weights

GPT-5.4 (Low): No
GLM-5.3-Flash: Yes

Cost / task

GPT-5.4 (Low): —
GLM-5.3-Flash: $0.583

Each reasoning level remains a separate configuration.

Score and cost

Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.

GPT-5.4 (Low)27.6 · $5.63
GLM-5.3-Flash27.8 · $0.237