Model Comparator

Compare up to four models using the same criteria.

GPT-6 Astra (Low)
OpenAI
Grok 4.6 (High)
SpaceXSI

Differences only

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

Model Comparator
Metrics	GPT-6 Astra (Low) OpenAI	Grok 4.6 (High) SpaceXSI
Intelligence	43.3	Best: 44.3
Coding	75.7	Best: 76.8
Agentic	38.8	Best: 53
Speed	42.2 t/s	Best: 66.5 t/s
TTFT	Best: 2.88 s	37 s
Input · $ / 1M tokens	$10×5 relative to the lowest price among the compared models	Best: $2
Output · $ / 1M tokens	$50×8.3 relative to the lowest price among the compared models	Best: $6
Context window	1M	1M
Reasoning	Yes	Yes
Open weights	No	No
Cost / task	Best: $1.42	$1.48

Intelligence

GPT-6 Astra (Low): 43.3
Grok 4.6 (High): Best: 44.3

Coding

GPT-6 Astra (Low): 75.7
Grok 4.6 (High): Best: 76.8

Agentic

GPT-6 Astra (Low): 38.8
Grok 4.6 (High): Best: 53

Speed

GPT-6 Astra (Low): 42.2 t/s
Grok 4.6 (High): Best: 66.5 t/s

TTFT

GPT-6 Astra (Low): Best: 2.88 s
Grok 4.6 (High): 37 s

Input · $ / 1M tokens

GPT-6 Astra (Low): $10×5 relative to the lowest price among the compared models
Grok 4.6 (High): Best: $2

Output · $ / 1M tokens

GPT-6 Astra (Low): $50×8.3 relative to the lowest price among the compared models
Grok 4.6 (High): Best: $6

Context window

GPT-6 Astra (Low): 1M
Grok 4.6 (High): 1M

Reasoning

GPT-6 Astra (Low): Yes
Grok 4.6 (High): Yes

Open weights

GPT-6 Astra (Low): No
Grok 4.6 (High): No

Cost / task

GPT-6 Astra (Low): Best: $1.42
Grok 4.6 (High): $1.48

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 Astra (Low)43.3 · $1.42
Grok 4.6 (High)44.3 · $1.48