Model Comparator

Compare up to four models using the same criteria.

GPT-6.1 Terra (Non-reasoning)
OpenAI
Claude Sonnet 4.6 (Non-reasoning, High)
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 (Non-reasoning) OpenAI	Claude Sonnet 4.6 (Non-reasoning, High) Anthropic
Intelligence	Best: 30.5	30.1
Coding	—	63
Agentic	—	31.8
Speed	Best: 83.8 t/s	43.1 t/s
TTFT	Best: 0.95 s	1 s
Input · $ / 1M tokens	Best: $1	$3×3 relative to the lowest price among the compared models
Output · $ / 1M tokens	Best: $5	$15×3 relative to the lowest price among the compared models
Context window	1M	1M
Reasoning	No	No
Open weights	No	No
Cost / task	$0.226	—

Intelligence

GPT-6.1 Terra (Non-reasoning): Best: 30.5
Claude Sonnet 4.6 (Non-reasoning, High): 30.1

Coding

GPT-6.1 Terra (Non-reasoning): —
Claude Sonnet 4.6 (Non-reasoning, High): 63

Agentic

GPT-6.1 Terra (Non-reasoning): —
Claude Sonnet 4.6 (Non-reasoning, High): 31.8

Speed

GPT-6.1 Terra (Non-reasoning): Best: 83.8 t/s
Claude Sonnet 4.6 (Non-reasoning, High): 43.1 t/s

TTFT

GPT-6.1 Terra (Non-reasoning): Best: 0.95 s
Claude Sonnet 4.6 (Non-reasoning, High): 1 s

Input · $ / 1M tokens

GPT-6.1 Terra (Non-reasoning): Best: $1
Claude Sonnet 4.6 (Non-reasoning, High): $3×3 relative to the lowest price among the compared models

Output · $ / 1M tokens

GPT-6.1 Terra (Non-reasoning): Best: $5
Claude Sonnet 4.6 (Non-reasoning, High): $15×3 relative to the lowest price among the compared models

Context window

GPT-6.1 Terra (Non-reasoning): 1M
Claude Sonnet 4.6 (Non-reasoning, High): 1M

Reasoning

GPT-6.1 Terra (Non-reasoning): No
Claude Sonnet 4.6 (Non-reasoning, High): No

Open weights

GPT-6.1 Terra (Non-reasoning): No
Claude Sonnet 4.6 (Non-reasoning, High): No

Cost / task

GPT-6.1 Terra (Non-reasoning): $0.226
Claude Sonnet 4.6 (Non-reasoning, High): —

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 (Non-reasoning)30.5 · $2
Claude Sonnet 4.6 (Non-reasoning, High)30.1 · $6