Model Comparator

Compare up to four models using the same criteria.

Claude Opus 5 (Low)
Anthropic
GPT-5.4 (Xhigh)
OpenAI

Differences only

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

Model Comparator
Metrics	Claude Opus 5 (Low) Anthropic	GPT-5.4 (Xhigh) OpenAI
Intelligence	Best: 39.4	39
Coding	66.9	Best: 71.1
Agentic	36	—
Speed	46.8 t/s	Best: 85.4 t/s
TTFT	Best: 2.63 s	229 s
Input · $ / 1M tokens	$5×2 relative to the lowest price among the compared models	Best: $2.50
Output · $ / 1M tokens	$25×1.7 relative to the lowest price among the compared models	Best: $15
Context window	1M	Best: 1.1M
Reasoning	Yes	Yes
Open weights	No	No
Cost / task	$1.10	—

Intelligence

Claude Opus 5 (Low): Best: 39.4
GPT-5.4 (Xhigh): 39

Coding

Claude Opus 5 (Low): 66.9
GPT-5.4 (Xhigh): Best: 71.1

Agentic

Claude Opus 5 (Low): 36
GPT-5.4 (Xhigh): —

Speed

Claude Opus 5 (Low): 46.8 t/s
GPT-5.4 (Xhigh): Best: 85.4 t/s

TTFT

Claude Opus 5 (Low): Best: 2.63 s
GPT-5.4 (Xhigh): 229 s

Input · $ / 1M tokens

Claude Opus 5 (Low): $5×2 relative to the lowest price among the compared models
GPT-5.4 (Xhigh): Best: $2.50

Output · $ / 1M tokens

Claude Opus 5 (Low): $25×1.7 relative to the lowest price among the compared models
GPT-5.4 (Xhigh): Best: $15

Context window

Claude Opus 5 (Low): 1M
GPT-5.4 (Xhigh): Best: 1.1M

Reasoning

Claude Opus 5 (Low): Yes
GPT-5.4 (Xhigh): Yes

Open weights

Claude Opus 5 (Low): No
GPT-5.4 (Xhigh): No

Cost / task

Claude Opus 5 (Low): $1.10
GPT-5.4 (Xhigh): —

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 5 (Low)39.4 · $10
GPT-5.4 (Xhigh)39 · $5.63