Aider vs GPT-5.2 o1
A detailed comparison to help you choose the right AI tool for your needs.
Our Pick
GPT-5.2 Thinking
GPT-5.2 Thinking edges out Aider with superior overall performance and features that make it the better choice for most users.
Try GPT-5.2 o1Feature Comparison
Feature
Aider
GPT-5.2 o1
Ratings
Overall Rating
4.6
4.9
Coding
4.7
4.8
Writing
4.0
4.5
Reasoning
4.5
5.0
Speed
4.5
3.8
Value
5.0
4.0
Pricing
Monthly Price
-
$200
Free Tier
Input (per 1M tokens)
-
$15
Output (per 1M tokens)
-
$60
Features
Context Window
200K
128K
Vision/Images
Audio
Video
Code Generation
AI Agents
Aider
Pros
- Model agnostic - use any LLM
- Git-native with automatic commits
- 100+ language support
- Zero software cost
- Voice-to-code functionality
Cons
- Requires API key setup
- Less polished UI than commercial tools
GPT-5.2 Thinking
Pros
- Best reasoning model from OpenAI
- Edges out Gemini 3 and Claude Opus 4.5 on most tests
- Performs at/above human expert level on GDPval
- Excellent for coding, math, and document analysis
- State-of-the-art on SWE-Bench Pro
Cons
- Expensive ($200/mo for Pro subscription)
- Slower than Instant variant
- Requires Pro subscription for full access
- Writing can feel robotic
Choose Aider if you need:
Cost-conscious developers, Git workflows, model flexibility
Choose GPT-5.2 o1 if you need:
Complex reasoning, software engineering, research, math proofs
Ready to get started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.