Model Comparison
Claude Opus 4.6Claude 3.7 Sonnet
Let's see who can write code better - Claude Opus 4.6 or Claude 3.7 Sonnet
Model Information
Claude Opus 4.6
Description
Latest flagship Claude model with breakthrough coding and agentic capabilities
Specifications
Context Window200K
Max Output16K
ReleasedFeb 2026
API✓
Pricing (per 1M)
In / Out
$5/ $25
Key Features
Breakthrough reasoningAdvanced agentic codingComplex problem solvingMulti-language supportVision capabilities
Strengths
- ✓State-of-the-art coding performance
- ✓Superior agentic task handling
- ✓Excellent at long-horizon tasks
- ✓Most capable Claude model to date
Weaknesses
- ✗Premium pricing
- ✗Slower response times
- ✗Overkill for simple tasks
Agent Support
No known agents
Claude 3.7 Sonnet
Description
Enhanced Sonnet model with improved capabilities
Specifications
Context Window200K
Max Output8K
ReleasedDec 2024
API✓
Pricing (per 1M)
In / Out
$3/ $15
Key Features
Enhanced reasoningBetter code generationImproved instruction followingMulti-language support
Strengths
- ✓Balanced performance
- ✓Good context handling
- ✓Reliable outputs
- ✓Improved over 3.5 Sonnet
Weaknesses
- ✗More expensive than Haiku
- ✗Not as powerful as Opus
- ✗Limited availability