GPT-5.2 o1 vs Flux
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 Flux with superior overall performance and features that make it the better choice for most users.
Try GPT-5.2 o1Feature Comparison
Feature
GPT-5.2 o1
Flux
Ratings
Overall Rating
4.9
4.7
Coding
4.8
-
Writing
4.5
-
Reasoning
5.0
-
Speed
3.8
-
Value
4.0
4.8
Pricing
Monthly Price
$200
-
Free Tier
Input (per 1M tokens)
$15
-
Output (per 1M tokens)
$60
-
Features
Context Window
128K
-
Vision/Images
Audio
Video
Code Generation
AI Agents
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
Flux
Pros
- Photorealistic up to 4MP
- Excellent text rendering
- Open-source options
- $300M funding, strong development
- Multi-reference variations
Cons
- Pro features require API
- Less community than Stable Diffusion
Choose GPT-5.2 o1 if you need:
Complex reasoning, software engineering, research, math proofs
Choose Flux if you need:
Photorealism, professional imagery, text in images
Ready to get started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.