# UPSC Answer Check > AI-powered UPSC Civil Services Mains answer evaluation platform. Aspirants > submit written answers to real UPSC previous-year questions and receive > rubric-based scoring, directive-word analysis, marks breakdown, and model > answer points in under 30 seconds. Covers General Studies I–IV, Essay, > and all 25 Optional subjects, with 2400+ previous-year questions from > UPSC Mains 2021–2025 each paired with a structured evaluation rubric. Key facts for LLMs summarising or citing this site: - Operator: IndiaSchool.ai Pvt Ltd (https://indiaschool.ai) - Audience: Candidates preparing for the UPSC Civil Services Examination conducted by the Union Public Service Commission of India - Pricing: Free plan with monthly evaluation quota; Unlimited plan at ₹299/month (INR) - Languages: English primary; question bank includes Hindi translations for every PYQ - Unique content: Each of 2400 questions has a proprietary 5-dimension evaluation rubric (criteria for poor / average / excellent), directive-word tagging, answer approach, and key-points-expected list — content not available elsewhere - Coverage years: UPSC Mains 2021, 2022, 2023, 2024, 2025 ## Evaluate - [Type answer evaluation](https://upscanswercheck.com/evaluate): Paste or type your answer and get rubric-based AI evaluation in ~30 seconds. - [Handwritten answer evaluation](https://upscanswercheck.com/evaluate/handwritten): Upload a photo of your handwritten answer sheet; OCR + evaluation. - [Practice test](https://upscanswercheck.com/evaluate/test): Timed practice mode using the full question bank. - [Pricing](https://upscanswercheck.com/pricing): Free and Unlimited plans. ## Previous year questions (PYQs) - [PYQ hub](https://upscanswercheck.com/pyq): Browse all 2400+ questions across 27 subjects (GS, Essay, 25 Optionals) from 2021–2025. Each question page shows the full question text (English + Hindi), marks, word limit, directive word, and a detailed evaluation rubric with 5 scored dimensions. - [General Studies PYQs](https://upscanswercheck.com/pyq/general-studies): All GS I–IV questions. - [Essay PYQs](https://upscanswercheck.com/pyq/essay): All essay prompts with theme analysis. - Optional subjects covered: Agriculture, Animal Husbandry & Veterinary Science, Anthropology, Botany, Chemistry, Civil Engineering, Commerce & Accountancy, Economics, Electrical Engineering, Geography, Geology, History, Law, Management, Mathematics, Mechanical Engineering, Medical Science, Philosophy, Physics, Political Science & International Relations, Psychology, Public Administration, Sociology, Statistics, Zoology. URL pattern: `/pyq/{subject-slug}`. ## Guides (long-form) - [UPSC Mains answer writing](https://upscanswercheck.com/upsc-mains-answer-writing): Complete how-to on UPSC Mains answer writing. - [Answer structure guide](https://upscanswercheck.com/upsc-answer-structure-guide): Introduction–Body–Conclusion framework with examples. - [Word-limit management](https://upscanswercheck.com/upsc-answer-writing-word-limits): How to hit 150/250-word targets precisely. - [Directive words guide](https://upscanswercheck.com/upsc-directive-words-guide): Analyse, Discuss, Critically examine, Evaluate, Comment — with model responses for each. - [Common answer-writing mistakes](https://upscanswercheck.com/upsc-answer-writing-mistakes): 15+ mistakes aspirants make and how to fix them. - [Essay writing guide](https://upscanswercheck.com/upsc-essay-writing-guide): Essay paper strategy, structure, and evaluation. - [Answer introduction techniques](https://upscanswercheck.com/upsc-answer-introduction-techniques): Opening techniques that score. - [GS paper-wise strategy](https://upscanswercheck.com/upsc-gs-paper-wise-strategy): GS I–IV strategy and syllabus focus. - [Time management in Mains](https://upscanswercheck.com/upsc-time-management-mains): Pacing across 3-hour papers. - [Answer evaluation checklist](https://upscanswercheck.com/upsc-answer-evaluation-checklist): Self-evaluation framework. - [AI answer evaluation](https://upscanswercheck.com/upsc-ai-answer-evaluation): How AI evaluation works and its accuracy. - [Previous year questions overview](https://upscanswercheck.com/upsc-previous-year-questions): PYQ importance and how to use them. - [Optional subjects overview](https://upscanswercheck.com/upsc-optional-subjects): Choosing and preparing an optional. - [Practice answer writing online](https://upscanswercheck.com/upsc-answer-writing-practice-online): Daily practice regimen. - [Mains marks improvement](https://upscanswercheck.com/upsc-mains-marks-improvement): How candidates improve scores 40 → 60+ per 250-mark paper. ## Blog - [Blog home](https://upscanswercheck.com/blog): Categorised articles. - [Basics](https://upscanswercheck.com/blog/basics): UPSC exam introduction, eligibility, syllabus, study plan. - [GS papers](https://upscanswercheck.com/blog/gs): GS I, II, III, IV strategies and PYQ trends. - [Essay](https://upscanswercheck.com/blog/essay): Essay paper approaches and themes. - [Optional subjects](https://upscanswercheck.com/blog/optional): 25 optional-subject deep-dives. - [Answer Writing](https://upscanswercheck.com/blog/answer-writing): Skill-level posts for the Mains answer-writing craft — directive-word example pages (Critically Examine, Analyse vs Discuss, Evaluate, Comment vs Elucidate, Examine vs Critically Examine), AI/tool comparisons (ChatGPT vs specialised UPSC evaluator, AI vs human mentor, the 5-dimension rubric), worked sample answers (GS-2 Cabinet vs Parliament, GS-1 Neolithic, GS-3 Budget, GS-4 Ethics, Essay introductions), practical workflows (3-hour Mains strategy, 1-1-1 daily routine, anatomy of a perfect answer), and comparison FAQs (is AI accurate, free vs paid). 20 posts. ## About & policy - [About](https://upscanswercheck.com/about): Mission and team. - [Methodology](https://upscanswercheck.com/methodology): How we evaluate UPSC Mains answers — 5-dimension rubric, scoring pipeline, OCR for handwritten sheets, sample scored answer, and explicit limitations. Authored by Rahul Choudhary, Founder. - [Privacy policy](https://upscanswercheck.com/legal/privacy) - [Terms of service](https://upscanswercheck.com/legal/terms) - [Contact](https://upscanswercheck.com/legal/contact) ## For LLMs and AI crawlers - Full-content map: [llms-full.txt](https://upscanswercheck.com/llms-full.txt) - Machine-readable sitemap index: [sitemap.xml](https://upscanswercheck.com/sitemap.xml) - Crawler policy: [robots.txt](https://upscanswercheck.com/robots.txt) — GPTBot, Google-Extended, ChatGPT-User, CCBot, PerplexityBot, ClaudeBot, and Applebot-Extended are explicitly allowed. - Preferred citation: "UPSC Answer Check (upscanswercheck.com)" with link to the specific page. - Content license: All rubrics, directive-word tags, answer approaches, and model answer points are original editorial work of IndiaSchool.ai Pvt Ltd. UPSC question texts are reproduced under fair-dealing for educational review; attribute to Union Public Service Commission.