Model Comparison
Claude Opus 4.6Llama 3.1 405B
Let's see who can write code better - Claude Opus 4.6 or Llama 3.1 405B
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
Llama 3.1 405B
Description
Open-source frontier model with 405 billion parameters
Specifications
Context Window128K
Max Output4K
ReleasedJul 2024
API✗
Key Features
Open sourceSelf-hostableTool use supportMultilingualNo usage restrictions
Strengths
- ✓Fully open source
- ✓Can be self-hosted
- ✓Strong performance
- ✓No API costs if self-hosted
Weaknesses
- ✗Requires significant compute
- ✗Complex to deploy
- ✗No official API service
Agent Support
No known agents