Claude Opus 4.5on Krater.ai
Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use.
Released November 24, 2025
Specifications
Claude Opus 4.5 at a glance
Context
200K tokens
Max output
64K tokens
Input
File, Image, Text
Output
Text
Input price
$5.00 / 1M
Output price
$25.00 / 1M
Krater rank
#61
Capabilities
What it is good at
Catalog capabilities
- Accepts image input
- Generates text responses
- Supports tool calling
- Supports structured outputs
Good for
Benchmarks
Catalog data, not Krater benchmarks.
Design Arena mobileapps rank
#6
Design Arena androidnative rank
#14
Compare
Compare Claude Opus 4.5
Claude Opus 4.5 vs Claude Opus 4.6
Opus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks.
Open comparisonClaude Opus 4.5 vs Claude Opus 4.8 (Fast)
Fast-mode variant of Opus 4.8 - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs:
Open comparisonClaude Opus 4.5 vs Claude Opus 4.7 (Fast)
Fast-mode variant of Opus 4.7 - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs:
Open comparisonFAQ
Questions about Claude Opus 4.5
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