kitio.aiThinkDiffusion vs ComfyOnline
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ThinkDiffusion starts at $29.99/mo and ComfyOnline starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Hosted ComfyUI and Automatic1111
- Fooocus, Forge and Kohya
- Upload your own models
- Hourly GPU machines
- Team workspaces
- Persistent storage
- Serverless ComfyUI
- Automatic workflow APIs
- Per-second GPU billing
- Choice of GPU types
- Hosted video and image models
- Private models and LoRAs
| Feature | ThinkDiffusion | ComfyOnline |
|---|---|---|
| Best for | Cloud workspaces for Stable Diffusion, ComfyUI and video models | Serverless cloud for running ComfyUI workflows and APIs |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Paid |
| Starting price | $29.99/mo | See pricing page |
| Free plan | Yes | No |
| Made by | ThinkDiffusion | ComfyOnline |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
ThinkDiffusion starts at $29.99/mo and ComfyOnline starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Pay as you go
From $0.99/hr
- Quick, Turbo and Ultra machines
- Files deleted after 48h idle
TD-PRO
$29.99/mo
- $10 monthly credit
- 200 GB private storage
- 20% off machine rates
TD-TEAMS
$59.99/mo
- 2 team members included
- $20 monthly credit
- 200 GB team workspace
- 20% off machine rates
4 plans
Pay-as-you-go
From $10 credit packs
- Runs on RTX 4090 by default
- Billed per second of runtime
- Private models and LoRAs
Personal
$17.5/mo billed yearly
- Unlimited relax-mode queue
Startups
$70/mo billed yearly
- Monthly credit allowance
- Custom deployments
- Wider GPU choice incl. H100
Business
$700/mo billed yearly
- Large monthly credit allowance
- Custom features
- Everything in Startups
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
ThinkDiffusion
- No local GPU or install needed
- Upload your own models and LoRAs
- Wide set of open-source apps
- Machine hours cost extra on top of plans
- Files deleted after 48 hours without a plan
- Costs rise quickly on bigger GPUs
ComfyOnline
- No idle GPU costs
- Workflows become APIs quickly
- Access to many commercial models
- Credit rates differ by GPU and are hard to estimate
- H100 access needs the Startups plan
- Only useful for ComfyUI users
Which one should you choose?
Choose ThinkDiffusion if you want:
- No local GPU or install needed
- Upload your own models and LoRAs
- Wide set of open-source apps
Watch out: machine hours cost extra on top of plans.
Choose ComfyOnline if you want:
- No idle GPU costs
- Workflows become APIs quickly
- Access to many commercial models
Watch out: credit rates differ by gpu and are hard to estimate.
ThinkDiffusion vs ComfyOnline FAQ
What is the difference between ThinkDiffusion and ComfyOnline?
ThinkDiffusion: Cloud workspaces for Stable Diffusion, ComfyUI and video models. ComfyOnline: Serverless cloud for running ComfyUI workflows and APIs. Both are models & apis tools.
Is ThinkDiffusion or ComfyOnline cheaper?
ThinkDiffusion starts at $29.99/mo and ComfyOnline starts at See pricing page. Check both pricing pages for current plans.
Do ThinkDiffusion and ComfyOnline have free plans?
ThinkDiffusion: Yes. ComfyOnline: No.
Who makes ThinkDiffusion?
ThinkDiffusion is made by ThinkDiffusion.
Who makes ComfyOnline?
ComfyOnline is made by ComfyOnline.
Which should I choose, ThinkDiffusion or ComfyOnline?
Choose ThinkDiffusion if you value no local gpu or install needed and upload your own models and loras. Choose ComfyOnline if you value no idle gpu costs and workflows become apis quickly.