Model Comparison
GPT-5 NanoLlama 3.1 405B
Let's see who can write code better - GPT-5 Nano or Llama 3.1 405B
Model Information
GPT-5 Nano
Description
Ultra-lightweight version of GPT-5
Specifications
Context Window272K
Max Output4K
ReleasedJun 2025
API✓
Pricing (per 1M)
In / Out
$0.05/ $0.4
Key Features
Minimal resource usageEdge deployment readyBasic GPT-5 capabilities
Strengths
- ✓Very low cost
- ✓Fast responses
- ✓Good for simple tasks
Weaknesses
- ✗Not yet released
- ✗Limited capabilities
Agent Support
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