kitio.aiScale AI vs Sieve
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Scale AI starts at See pricing page and Sieve 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
- Managed data labeling
- RLHF and expert data
- Model evaluations
- Data Engine platform
- Public leaderboards
- Curated video datasets
- Editing pairs
- Audio-visual data
- Dense annotation and QA
- Computer-use environments
| Feature | Scale AI | Sieve |
|---|---|---|
| Best for | Training data, evaluation and data labeling for frontier AI | Curated video, audio and image datasets for AI labs |
| Category | Data & analytics | Data & analytics |
| Pricing model | Paid | Paid |
| Starting price | See pricing page | See pricing page |
| Free plan | No | No |
| Made by | Scale AI | Sieve |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
Scale AI starts at See pricing page and Sieve starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Scale AI
- Handles very large labeling projects
- Expert contributors for hard tasks
- Strong evaluation work
- Built for large contracts
- Some labs moved to rivals after Meta deal
Sieve
- Covers video, audio, image and interaction data
- Filters for rights and quality
- Custom datasets delivered on an SLA
- No public pricing
- Sales-led purchasing
- Not a tool for individual developers
Which one should you choose?
Choose Scale AI if you want:
- Handles very large labeling projects
- Expert contributors for hard tasks
- Strong evaluation work
Watch out: built for large contracts.
Choose Sieve if you want:
- Covers video, audio, image and interaction data
- Filters for rights and quality
- Custom datasets delivered on an SLA
Watch out: no public pricing.
Scale AI vs Sieve FAQ
What is the difference between Scale AI and Sieve?
Scale AI: Training data, evaluation and data labeling for frontier AI. Sieve: Curated video, audio and image datasets for AI labs. Both are data & analytics tools.
Is Scale AI or Sieve cheaper?
Scale AI starts at See pricing page and Sieve starts at See pricing page. Check both pricing pages for current plans.
Do Scale AI and Sieve have free plans?
Scale AI: No. Sieve: No.
Who makes Scale AI?
Scale AI is made by Scale AI, based in United States.
Who makes Sieve?
Sieve is made by Sieve.
Which should I choose, Scale AI or Sieve?
Choose Scale AI if you value handles very large labeling projects and expert contributors for hard tasks. Choose Sieve if you value covers video, audio, image and interaction data and filters for rights and quality.