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Updated weekly · Last refresh Aug 30

OpenAI Research Scientist Interview Questions

The questions to prepare for a OpenAI Research Scientist interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
NLPStart here. 9 questions · ~75 min
2
Execution3 questions · ~25 min
Scale a Model ExperimentEasy
Recently asked

Plan an 8-week path to scale a promising OpenAI model experiment under tight compute, evaluation, and shared-cluster constraints.

Trade-offsSuccess CriteriaRisk AssessmentOpenAI
Execute Through Unclear Research DirectionEasy
Recently asked

Explain how you would create momentum, reduce risk, and align stakeholders when a research direction is still unclear.

Trade-offsRoadmappingScope ManagementOpenAI
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3
Model Evaluation10 questions · ~83 min
Alignment vs Evaluation TradeoffEasy
Recently asked

Explain alignment vs evaluation using a ChatGPT model release where safety improved but task completion, calibration, and over-refusal worsened.

CalibrationAccuracyThreshold TuningOpenAI
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4
Machine Learning10 questions · ~83 min
Bias-Variance Tradeoff in PracticeMedium
Recently asked

Explain the bias-variance tradeoff and how it guides model choice, regularization, and generalization performance.

Cross-ValidationBias-Variance TradeoffRegularizationOpenAI
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5
Coding10 questions · ~83 min
Transformer Block From ScratchMedium
Recently asked

Tests your ability to implement core transformer components correctly and efficiently.

OpenAI
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6
Statistics & Probability5 questions · ~42 min
Scaling Laws FoundationsHard
Recently asked

Tests your ability to explain the theory behind scaling laws and connect it to model performance.

RegressionCorrelationExpected ValueOpenAI
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7
More topics3 questions · ~25 min
Explain Research to Non ExpertsEasy
Recently asked

Approach for translating a complex research result into a clear, useful message for a non-expert audience.

User NeedsValue PropositionProduct VisionOpenAI
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