Model Comparator

Compare up to four models using the same criteria.

GPT-5.5 (Medium)
OpenAI
GLM-5.2 (Max)
Z.AI

Differences only

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

Model Comparator
Metrics	GPT-5.5 (Medium) OpenAI	GLM-5.2 (Max) Z.AI
Intelligence	Best: 33.8	33.7
Coding	Best: 71.5	68.8
Agentic	29.5	Best: 38.4
Speed	Best: 81.8 t/s	81.1 t/s
TTFT	7.87 s	Best: 3.21 s
Input · $ / 1M tokens	$5×3.6 relative to the lowest price among the compared models	Best: $1.40
Output · $ / 1M tokens	$30×6.8 relative to the lowest price among the compared models	Best: $4.40
Context window	922K	Best: 1M
Reasoning	Yes	Yes
Open weights	No	Yes
Cost / task	Best: $0.902	$1.47×1.6 relative to the lowest price among the compared models

Intelligence

GPT-5.5 (Medium): Best: 33.8
GLM-5.2 (Max): 33.7

Coding

GPT-5.5 (Medium): Best: 71.5
GLM-5.2 (Max): 68.8

Agentic

GPT-5.5 (Medium): 29.5
GLM-5.2 (Max): Best: 38.4

Speed

GPT-5.5 (Medium): Best: 81.8 t/s
GLM-5.2 (Max): 81.1 t/s

TTFT

GPT-5.5 (Medium): 7.87 s
GLM-5.2 (Max): Best: 3.21 s

Input · $ / 1M tokens

GPT-5.5 (Medium): $5×3.6 relative to the lowest price among the compared models
GLM-5.2 (Max): Best: $1.40

Output · $ / 1M tokens

GPT-5.5 (Medium): $30×6.8 relative to the lowest price among the compared models
GLM-5.2 (Max): Best: $4.40

Context window

GPT-5.5 (Medium): 922K
GLM-5.2 (Max): Best: 1M

Reasoning

GPT-5.5 (Medium): Yes
GLM-5.2 (Max): Yes

Open weights

GPT-5.5 (Medium): No
GLM-5.2 (Max): Yes

Cost / task

GPT-5.5 (Medium): Best: $0.902
GLM-5.2 (Max): $1.47×1.6 relative to the lowest price among the compared models

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-5.5 (Medium)33.8 · $0.902
GLM-5.2 (Max)33.7 · $1.47