Premium
Free versus Premium
What changes when you upgrade, row by row.
| Feature | Free | Premium |
|---|---|---|
| Public coding challenges, contests and leaderboards | Included | Included |
| Learning paths and skill tracks | Included | Included |
| Premium challenge bank | Not included | 200+ challenges |
| AI credits for Alex, your AI companion | 10 to start, buy more with coins | 40 every week |
| Live collaboration on a challenge | Not included | Included |
| Create and publish your own challenges | From the Ambitious DOJO rank (300 XP) | From day one |
| Projects | Up to 5 | Up to 100 |
| AI image and multimodal generation inside projects | Not included | Included |
| Premium badge on your profile | Not included | Included |
Teaching a class or training a team? See business pricing
What Premium adds
The premium challenge bank
Private challenges that are not in the free library, across languages and difficulty levels, with new ones added as they are curated.
AI help with 40 credits every week
Alex explains errors, gives hints and reviews your approach while you solve. Premium accounts get 40 AI credits every Monday. Free accounts start with 10 and can buy more with coins.
Live collaboration
Open a challenge with another developer and write code in the same editor at the same time.
More projects, with AI generation inside them
Up to 100 projects instead of 5, and AI image and multimodal generation available in your projects.
Create and publish challenges
Write your own challenges with tests, publish them to the community, and earn tokens when they are rated well. Free accounts get this at the Ambitious DOJO rank (300 XP); Premium has it from day one.
A Premium badge
A badge on your profile that shows you are a Premium member.