Model Comparison
Claude 3.7 SonnetClaude Opus 4.6
Let's see who can write code better - Claude 3.7 Sonnet or Claude Opus 4.6
Model Information
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
Agent Support
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