OpenAI interview questions

Project Deep Dive: Leading a Large-Scope Product Launch, With API Questions

Companies: OpenAI

API Design · Project Deep Dive

Last reported Sep 2026

Three-Card Game: Deal Hands, Rank Them, Then Add a Flush Category

Companies: OpenAI

Low-Level Design (OOP) · Testing & Quality

Last reported Sep 2026

Designing a Revenue Model for ChatGPT Across Consumers and Businesses

Companies: OpenAI

Last reported Sep 2026

Design ChatGPT

Design a conversational AI system similar to ChatGPT that allows users to have natural language conversations and receive intelligent responses. Focus on a simple version…

Companies: OpenAI, Kikoff, Microsoft, Modular +2

Last reported Sep 2026

Design Online Chess

Design a chess platform similar to Chess.com that supports multiplayer games across multiple devices, with features like game creation, matchmaking, leaderboards, move undo…

Companies: OpenAI, Airbnb, Google, Meta +1

Last reported Sep 2026

Implement Follow Graph with Snapshots and Recommendations

Design and implement a social follow graph that supports snapshotting the state of relationships at a given point in time and generating friend/follow recommendations based…

Companies: OpenAI

Data Structure Design · Graphs

Last reported Sep 2026

Design YouTube

Design a video streaming platform like YouTube where creators can upload and share videos, viewers can stream content on-demand, and users receive personalized recommendations…

Companies: OpenAI, Amazon, Axon, Datadog +4

Last reported Aug 2026

Build a Rectangle Board with Remove-at-Cell, Batch Remove, and Undo

Companies: OpenAI

Data Structure Design · Low-Level Design (OOP)

Last reported Aug 2026

Build a Compose Rating Form with Validated Submission State

Companies: OpenAI

Android · State Management

Last reported Aug 2026

Design a Localized Usage-Limit Response and Compose Snackbar

Companies: OpenAI

Android · API Design

Last reported Aug 2026

Model Infection, Immunity, Delayed Death, and Burn Interventions on a Grid

Companies: OpenAI

Grids & Matrices · Simulation & State Machines

Last reported Aug 2026

Guess Number Higher or Lower

Use the API that reports whether a guess is too high, too low, or correct to identify the secret number in [1, n]; this is…

Companies: OpenAI

Last reported Aug 2026

ChatGPT Metric Diagnosis: Why Are More Responses Getting Negative Ratings?

Companies: OpenAI

Last reported Aug 2026

Design a Chatbot with Object-Oriented Principles

Companies: OpenAI

Last reported Aug 2026

Design a Cloud Development Environment

Companies: OpenAI

System Design

Last reported Aug 2026

Monitor Devices Over an Unreliable Network

Companies: OpenAI

Consistency & Availability · Fault Tolerance & Failover · System Design

Last reported Aug 2026

Compute Prefix Matrix Products

Companies: OpenAI

Last reported Aug 2026

Design Alternating Card Dealing and Hand Comparison

Companies: OpenAI

Last reported Aug 2026

Design an In-Memory Key-Value Cache

Companies: OpenAI

Last reported Aug 2026

Design a User-Respecting Smart-Grid Controller

Companies: OpenAI

System Design

Last reported Aug 2026

Hardware Product Sense: A Dedicated Device That Brings OpenAI Models Into Hotels

Companies: OpenAI

AI Product Management

Last reported Aug 2026

Design Real-Time Electricity Monitoring and Policy Control

Companies: OpenAI

System Design

Last reported Aug 2026