Compare openrouter/grok-4-fast vs gemini/gemini-3-flash-preview

Model Comparison

Metric	grok-4-fast openrouter	gemini-3-flash-preview gemini
Pricing
Input Price	$0.2 / 1M tokens	$0.5 / 1M tokens
Output Price	$0.5 / 1M tokens	$3 / 1M tokens
Capabilities
Context Window	2M tokens	1M tokens
Capabilities	tools, reasoning	tools, reasoning
Input type	text, image	text, image, audio, video
Category Scores
Overall Average	70.5	0.0
Maths	89.7	N/A
Finance	75.0	N/A
Science	77.3	N/A
Writing	64.5	N/A
Academia	72.5	N/A
Marketing	66.1	N/A
Programming	48.4	N/A
Benchmark Tests
HLE	17.0	_
GPQA	84.7	_
SciCode	44.2	_
MMLU-Pro	85.0	_
LiveCodeBench	83.2	_
AA Math Index	89.7	_
AA Coding Index	48.4	_
AAII	60.3	_

grok-4-fast Advantages

• Higher benchmark scores (70.5 vs 0.0)
• Lower input token cost ($0.2 / 1M tokens vs $0.5 / 1M tokens)
• Larger context window (2M tokens vs 1M tokens)

gemini-3-flash-preview Advantages

Compare openrouter/grok-4-fast vs gemini/gemini-3-flash-preview