Model Comparator

Compare up to four models using the same criteria.

GPT-6.1 Terra (Medium)
OpenAI
Claude Opus 4.8 (batch)
Anthropic

Differences only

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

Model Comparator
Metrics	GPT-6.1 Terra (Medium) OpenAI	Claude Opus 4.8 (batch) Anthropic
Intelligence	41.3	Best: 41.8
Coding	—	74.3
Agentic	—	41.9
Speed	91 t/s	—
TTFT	1.45 s	—
Input · $ / 1M tokens	Best: $1	$2.50×2.5 relative to the lowest price among the compared models
Output · $ / 1M tokens	Best: $5	$12.50×2.5 relative to the lowest price among the compared models
Context window	1M	1M
Reasoning	Yes	Yes
Open weights	No	—
Cost / task	$0.0953	—

Intelligence

GPT-6.1 Terra (Medium): 41.3
Claude Opus 4.8 (batch): Best: 41.8

Coding

GPT-6.1 Terra (Medium): —
Claude Opus 4.8 (batch): 74.3

Agentic

GPT-6.1 Terra (Medium): —
Claude Opus 4.8 (batch): 41.9

Speed

GPT-6.1 Terra (Medium): 91 t/s
Claude Opus 4.8 (batch): —

TTFT

GPT-6.1 Terra (Medium): 1.45 s
Claude Opus 4.8 (batch): —

Input · $ / 1M tokens

GPT-6.1 Terra (Medium): Best: $1
Claude Opus 4.8 (batch): $2.50×2.5 relative to the lowest price among the compared models

Output · $ / 1M tokens

GPT-6.1 Terra (Medium): Best: $5
Claude Opus 4.8 (batch): $12.50×2.5 relative to the lowest price among the compared models

Context window

GPT-6.1 Terra (Medium): 1M
Claude Opus 4.8 (batch): 1M

Reasoning

GPT-6.1 Terra (Medium): Yes
Claude Opus 4.8 (batch): Yes

Open weights

GPT-6.1 Terra (Medium): No
Claude Opus 4.8 (batch): —

Cost / task

GPT-6.1 Terra (Medium): $0.0953
Claude Opus 4.8 (batch): —

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-6.1 Terra (Medium)41.3 · $2
Claude Opus 4.8 (batch)41.8 · $5