Model Comparator

Compare up to four models using the same criteria.

GPT-5.6 Luna (Non-reasoning)
OpenAI
Gemini 3.1 Flash-Lite
Google

Differences only

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

Model Comparator
Metrics	GPT-5.6 Luna (Non-reasoning) OpenAI	Gemini 3.1 Flash-Lite Google
Intelligence	15.5	Best: 15.6
Coding	Best: 39.3	34.7
Agentic	Best: 13.4	1.6
Speed	118 t/s	Best: 342 t/s
TTFT	Best: 0.76 s	4.25 s
Input · $ / 1M tokens	Best: $0.20	$0.25×1.3 relative to the lowest price among the compared models
Output · $ / 1M tokens	Best: $1.20	$1.50×1.3 relative to the lowest price among the compared models
Context window	1M	1M
Reasoning	No	Yes
Open weights	No	No
Cost / task	Best: $0.0101	$0.0602×6 relative to the lowest price among the compared models

Intelligence

GPT-5.6 Luna (Non-reasoning): 15.5
Gemini 3.1 Flash-Lite: Best: 15.6

Coding

GPT-5.6 Luna (Non-reasoning): Best: 39.3
Gemini 3.1 Flash-Lite: 34.7

Agentic

GPT-5.6 Luna (Non-reasoning): Best: 13.4
Gemini 3.1 Flash-Lite: 1.6

Speed

GPT-5.6 Luna (Non-reasoning): 118 t/s
Gemini 3.1 Flash-Lite: Best: 342 t/s

TTFT

GPT-5.6 Luna (Non-reasoning): Best: 0.76 s
Gemini 3.1 Flash-Lite: 4.25 s

Input · $ / 1M tokens

GPT-5.6 Luna (Non-reasoning): Best: $0.20
Gemini 3.1 Flash-Lite: $0.25×1.3 relative to the lowest price among the compared models

Output · $ / 1M tokens

GPT-5.6 Luna (Non-reasoning): Best: $1.20
Gemini 3.1 Flash-Lite: $1.50×1.3 relative to the lowest price among the compared models

Context window

GPT-5.6 Luna (Non-reasoning): 1M
Gemini 3.1 Flash-Lite: 1M

Reasoning

GPT-5.6 Luna (Non-reasoning): No
Gemini 3.1 Flash-Lite: Yes

Open weights

GPT-5.6 Luna (Non-reasoning): No
Gemini 3.1 Flash-Lite: No

Cost / task

GPT-5.6 Luna (Non-reasoning): Best: $0.0101
Gemini 3.1 Flash-Lite: $0.0602×6 relative to the lowest price among the compared models

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-5.6 Luna (Non-reasoning)15.5 · $0.0101
Gemini 3.1 Flash-Lite15.6 · $0.0602