edX (audit) vs fast.ai
We haven't taken both platforms through a full review cycle yet. The scores below are placeholders.
edX (audit) or fast.ai: which should you choose?
Choose edX (audit) if
- [TODO: verify]
- [TODO: verify]
- [TODO: verify]
Choose fast.ai if
- [TODO: verify]
- [TODO: verify]
- [TODO: verify]
Side by side
| edX (audit) | fast.ai | |
|---|---|---|
| Cost model | Free to audit; verified certificates are paid | Completely free, no certificate to sell |
| What is free | Audit gives you the course content; the verified certificate is a separate purchase. | Everything is free. There is no paid tier. |
| Certificates | Paid verified certificates | None offered |
| Best for | University-run courses, including Harvard's CS50 family | Coders who want to build real models immediately |
| Weakest at | Certificate value for money: CS50 offers its own free certificate instead | Newcomers who want theory before practice |
Where to go next
- edX (audit): our platform review
Good for auditing, but check whether the course has its own free certificate before paying edX for one.
- fast.ai: our platform review
The best hands-on option for developers, and there's no upsell to resist.
Last checked .
Still torn?
Skip the platform question. Answer two questions about you and we'll pick the course.

