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Model Comparison

claude-sonnet-4.5vsdeepseek-v3.1-nex-n1

Model Comparison

Compare performance, benchmarks, and characteristics

claude-sonnet-4.5

anthropic

Context200K tokens

Input Price$3 / 1M tokens

Output Price$15 / 1M tokens

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deepseek-v3.1-nex-n1

openrouter

Context131072 tokens

Input Price$0.27 / 1M tokens

Output Price$1 / 1M tokens

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Model Comparison

Metric	claude-sonnet-4.5 anthropic	deepseek-v3.1-nex-n1 openrouter
Pricing
Input Price	$3 / 1M tokens	$0.27 / 1M tokens
Output Price	$15 / 1M tokens	$1 / 1M tokens
Capabilities
Context Window	200K tokens	131072 tokens
Capabilities	tools, reasoning	tools
Input type	text, image	text
Category Scores
Overall Average	66.7	0.0
Maths	88.0	N/A
Finance	65.5	N/A
Science	77.7	N/A
Writing	66.9	N/A
Academia	63.1	N/A
Marketing	67.2	N/A
Programming	38.6	N/A
Benchmark Tests
HLE	17.3	_
GPQA	83.4	_
SciCode	44.7	_
MMLU-Pro	87.5	_
LiveCodeBench	71.4	_
AA Math Index	88.0	_
AA Coding Index	38.6	_
AAII	42.9	_

claude-sonnet-4.5 Advantages

• Higher benchmark scores (66.7 vs 0.0)
• Larger context window (200K tokens vs 131072 tokens)

deepseek-v3.1-nex-n1 Advantages

• Lower input token cost ($0.27 / 1M tokens vs $3 / 1M tokens)

Compare anthropic/claude-sonnet-4.5 vs openrouter/deepseek-v3.1-nex-n1