GPT-5.2 vs Aider
A detailed comparison to help you choose the right AI tool for your needs.
Our Pick
GPT-5.2 Instant
GPT-5.2 Instant edges out Aider with superior overall performance and features that make it the better choice for most users.
Try GPT-5.2Feature Comparison
Feature
GPT-5.2
Aider
Ratings
Overall Rating
4.8
4.6
Coding
4.6
4.7
Writing
4.8
4.0
Reasoning
4.7
4.5
Speed
4.9
4.5
Value
4.7
5.0
Pricing
Monthly Price
$20
-
Free Tier
Input (per 1M tokens)
$2.5
-
Output (per 1M tokens)
$10
-
Features
Context Window
128K
200K
Vision/Images
Audio
Video
Code Generation
AI Agents
GPT-5.2 Instant
Pros
- Newest OpenAI model (Dec 2025)
- Fast responses optimized for speed
- 30% fewer hallucinations than GPT-5.1
- Knowledge cutoff August 2025
- Better at spreadsheets and presentations
- Matches human experts on professional tasks
Cons
- Not as strong as Thinking variant for complex tasks
- Requires paid subscription for full access
- Coding not as strong as Claude Opus 4.5
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
Choose GPT-5.2 if you need:
Daily tasks, writing, translation, quick coding help
Choose Aider if you need:
Cost-conscious developers, Git workflows, model flexibility
Ready to get started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.