03How would you double usage of an AI image-generation feature in a consumer app, with a team of three engineers?▼hard★ EssentialNewOpenAIGoogleMetaunlockedA growth prompt with a hard constraint. Three engineers rules out most ideas, and doubling usage also doubles the compute bill. The interviewer wants a funnel diagnosis and two or three bets that fit.Practise this question →Read answer →
16You run a consumer AI app with 10 million free users across the US and India. Design the free tier and pricing so the unit economics work.▼expertNewOpenAIPerplexityDuolingo◆ premiumA principal-level question because the cost of serving a user is the same in Mumbai and Minneapolis while the price you can charge is not. The free tier is an acquisition budget, and the paid tier needs a model mix by market.Practise this question →Read answer →
38Our AI app converts trials far better than the category but loses subscribers much faster. Is the business healthy?▼mediumNew◆ premiumIndustry data shows AI apps earn more per payer and churn faster. Compute lifetime value net of serving cost, find which jobs are one-off, and either build a recurring loop or price for the one-off job.Practise this question →Read answer →