Compare anthropic/claude-opus-4.5 vs openrouter/step3

Model Comparison

Metric	claude-opus-4.5 anthropic	step3 openrouter
Pricing
Input Price	$5 / 1M tokens	$0.57 / 1M tokens
Output Price	$25 / 1M tokens	$1.42 / 1M tokens
Capabilities
Context Window	200K tokens	65536 tokens
Capabilities		tools
Input type	text, image	text, image
Category Scores
Overall Average	76.6	0.0
Maths	91.3	N/A
Finance	80.5	N/A
Science	81.3	N/A
Writing	71.2	N/A
Academia	78.2	N/A
Marketing	73.3	N/A
Programming	60.2	N/A
Benchmark Tests
HLE	28.4	_
GPQA	86.6	_
SciCode	49.5	_
MMLU-Pro	89.5	_
LiveCodeBench	87.1	_
AA Math Index	91.3	_
AA Coding Index	60.2	_
AAII	69.8	_

claude-opus-4.5 Advantages

• Higher benchmark scores (76.6 vs 0.0)
• Larger context window (200K tokens vs 65536 tokens)

step3 Advantages

• Lower input token cost ($0.57 / 1M tokens vs $5 / 1M tokens)

Compare anthropic/claude-opus-4.5 vs openrouter/step3