Model Comparator

Compare up to four models using the same criteria.

Claude 4 Opus (Reasoning)
Anthropic
GPT-5.4 nano (Xhigh)
OpenAI

Differences only

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

Model Comparator
Metrics	Claude 4 Opus (Reasoning) Anthropic	GPT-5.4 nano (Xhigh) OpenAI
Intelligence	20.6	Best: 20.7
Coding	—	56.1
Math	73.3	—
Agentic	—	16
Speed	—	166 t/s
TTFT	—	81 s
Input · $ / 1M tokens	$15×75 relative to the lowest price among the compared models	Best: $0.20
Output · $ / 1M tokens	$75×60 relative to the lowest price among the compared models	Best: $1.25
Context window	200K	Best: 400K
Reasoning	Yes	Yes
Open weights	No	No
Cost / task	—	$0.183

Intelligence

Claude 4 Opus (Reasoning): 20.6
GPT-5.4 nano (Xhigh): Best: 20.7

Coding

Claude 4 Opus (Reasoning): —
GPT-5.4 nano (Xhigh): 56.1

Math

Claude 4 Opus (Reasoning): 73.3
GPT-5.4 nano (Xhigh): —

Agentic

Claude 4 Opus (Reasoning): —
GPT-5.4 nano (Xhigh): 16

Speed

Claude 4 Opus (Reasoning): —
GPT-5.4 nano (Xhigh): 166 t/s

TTFT

Claude 4 Opus (Reasoning): —
GPT-5.4 nano (Xhigh): 81 s

Input · $ / 1M tokens

Claude 4 Opus (Reasoning): $15×75 relative to the lowest price among the compared models
GPT-5.4 nano (Xhigh): Best: $0.20

Output · $ / 1M tokens

Claude 4 Opus (Reasoning): $75×60 relative to the lowest price among the compared models
GPT-5.4 nano (Xhigh): Best: $1.25

Context window

Claude 4 Opus (Reasoning): 200K
GPT-5.4 nano (Xhigh): Best: 400K

Reasoning

Claude 4 Opus (Reasoning): Yes
GPT-5.4 nano (Xhigh): Yes

Open weights

Claude 4 Opus (Reasoning): No
GPT-5.4 nano (Xhigh): No

Cost / task

Claude 4 Opus (Reasoning): —
GPT-5.4 nano (Xhigh): $0.183

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 4 Opus (Reasoning)20.6 · $30
GPT-5.4 nano (Xhigh)20.7 · $0.463