How LeanPrep Works — UPSC Mains Answer Evaluation in 5 Minutes
How it works
From answer to insight in 5 minutes
01
Write your answer
Upload your PDF answer sheet for any UPSC Mains paper, any set of questions.
02
AI reads it deeply
Our 9-phase evaluation engine scores content, structure, analysis depth, and current affairs linkage — question by question.
03
Get named gaps + fixes
You see exactly what's missing, why marks were lost, and what a full-marks answer would include.
Answer Autopsy
See exactly what you get
A real answer sheet. A real evaluation. This is what specificity looks like.
LeanPrep Sample Evaluation
Overall Score
122/ 250
Questions with detailed feedback20/20
Strengths & weaknesses per answerIncluded
Model answers with diagramsIncluded
Overall mentor-style feedback8 parameters
Content DepthStructure AnalysisFactual AccuracyModel Answers
Browse through all 20 questions with marks, feedback, and model answers.
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