Model Comparison
Claude Opus 4.5Cursor Small
Let's see who can write code better - Claude Opus 4.5 or Cursor Small
Model Information
Claude Opus 4.5
Description
Most advanced Claude model with enhanced capabilities
Specifications
Context Window200K
Max Output8K
ReleasedNov 2025
API✓
Pricing (per 1M)
In / Out
$5/ $25
Key Features
State-of-the-art reasoningAdvanced code generationComplex problem solvingMulti-language supportVision capabilities
Strengths
- ✓More affordable than 4.1
- ✓Superior reasoning abilities
- ✓Excellent at complex tasks
- ✓Most advanced Claude model
Weaknesses
- ✗Higher cost
- ✗Slower response times
- ✗Overkill for simple tasks
Agent Support
No known agents
Cursor Small
Description
Cursor's proprietary small model optimized for code completion, only available in Cursor IDE
Specifications
Context Window60K
Max Output4K
ReleasedJun 2024
API✗
Key Features
Fast code completionIDE-optimizedLow latency
Strengths
- ✓Very fast responses
- ✓Optimized for IDE use
- ✓Good for autocomplete
Weaknesses
- ✗Limited to Cursor IDE
- ✗Smaller model
- ✗Less capable than larger models