Model Comparator

Compare up to four models using the same criteria.

Claude Opus 4.6 (Non-reasoning, High)
Anthropic
GLM-5.1 (Reasoning)
Z.AI

Differences only

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

Model Comparator
Metrics	Claude Opus 4.6 (Non-reasoning, High) Anthropic	GLM-5.1 (Reasoning) Z.AI
Intelligence	Best: 26.4	26.1
Coding	—	55.8
Agentic	—	23.9
Speed	37.8 t/s	Best: 65.4 t/s
TTFT	2.13 s	Best: 1.7 s
Input · $ / 1M tokens	$5×3.9 relative to the lowest price among the compared models	Best: $1.29
Output · $ / 1M tokens	$25×6.1 relative to the lowest price among the compared models	Best: $4.07
Context window	Best: 1M	200K
Reasoning	No	Yes
Open weights	No	Yes
Cost / task	—	$1.02

Intelligence

Claude Opus 4.6 (Non-reasoning, High): Best: 26.4
GLM-5.1 (Reasoning): 26.1

Coding

Claude Opus 4.6 (Non-reasoning, High): —
GLM-5.1 (Reasoning): 55.8

Agentic

Claude Opus 4.6 (Non-reasoning, High): —
GLM-5.1 (Reasoning): 23.9

Speed

Claude Opus 4.6 (Non-reasoning, High): 37.8 t/s
GLM-5.1 (Reasoning): Best: 65.4 t/s

TTFT

Claude Opus 4.6 (Non-reasoning, High): 2.13 s
GLM-5.1 (Reasoning): Best: 1.7 s

Input · $ / 1M tokens

Claude Opus 4.6 (Non-reasoning, High): $5×3.9 relative to the lowest price among the compared models
GLM-5.1 (Reasoning): Best: $1.29

Output · $ / 1M tokens

Claude Opus 4.6 (Non-reasoning, High): $25×6.1 relative to the lowest price among the compared models
GLM-5.1 (Reasoning): Best: $4.07

Context window

Claude Opus 4.6 (Non-reasoning, High): Best: 1M
GLM-5.1 (Reasoning): 200K

Reasoning

Claude Opus 4.6 (Non-reasoning, High): No
GLM-5.1 (Reasoning): Yes

Open weights

Claude Opus 4.6 (Non-reasoning, High): No
GLM-5.1 (Reasoning): Yes

Cost / task

Claude Opus 4.6 (Non-reasoning, High): —
GLM-5.1 (Reasoning): $1.02

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.

Claude Opus 4.6 (Non-reasoning, High)26.4 · $10
GLM-5.1 (Reasoning)26.1 · $1.98