Compare gemini/gemini-3-flash-preview vs deepseek/deepseek-reasoner

Model Comparison

Metric	gemini-3-flash-preview gemini	deepseek-reasoner deepseek
Pricing
Input Price	$0.5 / 1M tokens	$0.28 / 1M tokens
Output Price	$3 / 1M tokens	$0.42 / 1M tokens
Capabilities
Context Window	1M tokens	128K tokens
Capabilities	tools, reasoning
Input type	text, image, audio, video	text
Category Scores
Overall Average	63.3	73.4
Maths	55.7	92.0
Finance	55.1	79.0
Science	81.1	77.8
Writing	62.8	67.6
Academia	72.5	75.0
Marketing	63.0	69.9
Programming	53.1	52.8
Benchmark Tests
HLE	14.1	22.2
GPQA	90.4	84.0
SciCode	49.9	38.9
MMLU-Pro	88.2	85.6
LiveCodeBench	79.7	86.2
AA Math Index	55.7	92.0
AA Coding Index	53.1	52.8
AAII	54.5	65.9

gemini-3-flash-preview Advantages

• Larger context window (1M tokens vs 128K tokens)

deepseek-reasoner Advantages

• Higher benchmark scores (73.4 vs 63.3)
• Lower input token cost ($0.28 / 1M tokens vs $0.5 / 1M tokens)

Compare gemini/gemini-3-flash-preview vs deepseek/deepseek-reasoner