Flux vs CustomGPT

A detailed comparison to help you choose the right AI tool for your needs.

Winner
Stability AI

Flux

4.7
Try Flux
CustomGPT

CustomGPT

4.4
Try CustomGPT
Our Pick
Flux

Flux edges out CustomGPT with superior overall performance and features that make it the better choice for most users.

Try Flux

Feature Comparison

Feature
Flux
CustomGPT
Ratings
Overall Rating
4.7
4.4
Coding
-
-
Writing
-
4.0
Reasoning
-
4.0
Speed
-
4.5
Value
4.8
4.3
Pricing
Monthly Price
-
$49
Free Tier
Input (per 1M tokens)
-
-
Output (per 1M tokens)
-
-
Features
Context Window
-
100K
Vision/Images
Audio
Video
Code Generation
AI Agents

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

CustomGPT

Pros

  • No-code chatbot builder
  • Train on your own data
  • Great for customer service
  • Easy to deploy on websites
  • MIT case study validation

Cons

  • Not for coding tasks
  • Limited customization vs building from scratch
  • Pricing can add up with usage

Choose Flux if you need:

Photorealism, professional imagery, text in images

Choose CustomGPT if you need:

Business chatbots, customer service, knowledge bases

Ready to get started?

Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.