The landscape, briefly
Coding exams fall on a spectrum:
- Practice and prep platforms — LeetCode, NeetCode, Educative, AlgoExpert. No rules against AI; you're learning.
- Take-home assignments — usually flexible. Often you are explicitly told "use any tools you would normally use, just be ready to explain it."
- Live unproctored coding interviews — increasingly common; AI assistance is usually unspecified, occasionally explicitly disallowed. Read the email.
- Proctored exams — certifications, university tests, HackerRank Proctored. AI assistance is typically explicitly prohibited and using it is academic misconduct / cheating.
The rule that matters
If the platform or the issuer says "no external resources, no AI" — that's binding. Cloak's Terms require you to honor those rules. We built an undetectable overlay because the detection arms race is bad for everyone, not because we want to help anyone cheat a regulated exam.
Where AI legitimately helps you on coding exams
Preparation
This is the largest legitimate use case by a mile. AI tools — including Cloak — can:
- Generate variants of a problem so you don't memorize a single solution.
- Walk you through the "why" of an unfamiliar algorithm at your pace.
- Stress-test your code with adversarial inputs you would not have invented.
- Score your verbal explanation and tell you where it's hand-wavy.
Take-home assignments
Use it as you would in a normal job: design discussions, boilerplate, tests, documentation, debugging. Be ready to defend every line. Many take-home rounds have a follow-up live walkthrough that filters out copy-paste solutions instantly.
Live unproctored interviews where AI is allowed or unspecified
Some companies — particularly modern engineering teams — explicitly allow AI in interviews because that's how real work happens. Others don't say either way. In the unspecified case, using Cloak to compress your thinking time and recall is, in our view, defensible, but you should be ready to do the same problem live in a follow-up round without help. Don't out-skill yourself.
Where AI on coding exams is not okay
- Any exam that says "no external resources" or "AI tools are prohibited".
- Any proctored cert (AWS, GCP, Azure, Oracle, university exams).
- Any state board, licensure, or regulated assessment.
The consequence isn't just losing the offer — academic fraud and certification revocation follow you. Don't trade a career for one round.
Using Cloak well during prep
- Use the NeetCode persona — it's tuned for structured "narration + answer + code" output.
- Always say the problem out loud before reading the answer. Builds the muscle that you need for unassisted rounds.
- Have Cloak generate three variants of the same problem and solve each cold the next day.
- For each solved problem, ask Cloak "what would the optimal follow-up be from an interviewer?" Practice answering it.
Get Cloak
Download from the home page. Free tier with BYOK gets you everything you need for prep.