Model Comparison
GPT-4.1 MiniGPT-5 Codex
Let's see who can write code better - GPT-4.1 Mini or GPT-5 Codex
Model Information
GPT-4.1 Mini
Description
Compact version of GPT-4.1 with efficient performance
Specifications
Context Window128K
Max Output8K
ReleasedJan 2025
API✓
Pricing (per 1M)
In / Out
$0.4/ $1.6
Key Features
Cost-effectiveFast inferenceGood performance
Strengths
- ✓Lower cost than full GPT-4.1
- ✓Fast response times
- ✓Still capable
Weaknesses
- ✗Not yet released
- ✗Reduced capabilities vs full GPT-4.1
Agent Support
No known agents
GPT-5 Codex
Description
Flagship model from OpenAI optimised for coding tasks
Specifications
Context Window272K
Max Output33K
ReleasedSep 2025
API✗
Pricing (per 1M)
In / Out
$1.25/ $10
Key Features
CodingAdvanced reasoningMulti-modal native
Strengths
- ✓State-of-the-art performance
- ✓Optimised for coding
- ✓Large context window
Weaknesses
- ✗Likely very expensive
- ✗Unknown specifications
Agent Support
No known agents