UPSC CSE Prelims Answer Key 2026: Provisional Key, QPRep Objection Window & Score Estimate

Exam Snapshot / परीक्षा अवलोकन

Important Dates & Event Schedule / तिथियां

Answer Key & Objection Window Highlights / उत्तर कुंजी मुख्य बिंदु

Raw Score Calculation Formula / प्राप्तांक गणना नियम

Answer Key Download & Challenge Instructions / निर्देश

For CSE 2026, UPSC released the provisional Prelims answer key just four days after the 24 May exam, on 28 May 2026, through its QPRep objection portal — a notably faster and more transparent process than in previous cycles. This page covers the answer key, objection process, and how to estimate your Prelims score.

For CSE 2026, UPSC made a genuinely notable procedural change to how quickly it engages with the Prelims answer key process: the provisional answer key for both General Studies Paper I and the CSAT paper was released on 28 May 2026, just four days after the 24 May examination, through UPSC's QPRep (Question Paper Representation) portal — a considerably faster turnaround than the multi-week gaps UPSC's answer key process has historically involved, and one that gave candidates an unusually early opportunity to estimate their own scores and gauge their qualifying prospects well before the official result arrived on 15 June. The QPRep portal itself functions differently from a simple downloadable PDF: rather than only publishing a static answer key for public viewing, it allows candidates to log in and formally raise objections against specific questions they believe have an incorrect or ambiguous marked answer, submitting supporting justification within the window UPSC specifies on the portal. This objection mechanism matters because UPSC does periodically drop or re-key individual questions across a paper based on expert review of these representations, which can shift the effective maximum marks and, in turn, marginally affect the qualifying cutoff — a dynamic candidates should keep in mind if their self-calculated score sits close to a borderline estimate. It is worth being clear about what the provisional key does and does not tell a candidate: it lets you calculate your own approximate raw score using the standard UPSC formula of one mark for every correct answer and a one-third mark (0.33) deduction for every incorrect answer, with no penalty at all for questions left unattempted, but it does not, by itself, tell you whether you have cleared the cutoff, because UPSC does not publish an official cutoff figure alongside the answer key or even alongside the result. Scoring is calculated separately for the two Prelims papers, but only General Studies Paper I, worth 200 marks, factors into the qualifying cutoff and the eventual Mains-shortlisting merit order; the CSAT paper, also worth 200 marks, is purely qualifying in nature, meaning a candidate only needs to cross the 33% threshold (66.7 marks out of 200) to remain in contention, after which the exact CSAT score carries no further weight in determining who advances to Mains. This structure is precisely why coaching institutes and current-affairs platforms publish their own 'expected cutoff' estimates within days of an answer key release, generally built from crowd-sourced average scores reported by test-takers combined with historical cutoff-movement patterns — for CSE 2026, most such estimates for the General category clustered in the 72-86 mark range out of 200, reflecting widespread feedback that this year's GS Paper I ran longer and more difficult than the 2024 edition, whose actual cutoff came in considerably higher at 87.98. Candidates should treat these estimates as directional planning tools rather than confirmed figures, given that UPSC's own official cutoff — along with individual marks and the finalised answer key incorporating any accepted QPRep objections — is released only once the entire Civil Services Examination 2026 process, including the Personality Test, has concluded, generally many months after the Prelims stage itself. In the meantime, the practical use of the provisional answer key is almost entirely forward-looking: candidates whose self-assessed score sits comfortably above the historical cutoff range typically use the weeks following the answer key release to begin Mains-focused preparation immediately, rather than waiting for the formal result on 15 June, since the roughly ten-week gap between the Prelims result and the August Mains exam leaves relatively little slack for candidates who delay their transition into descriptive-writing practice, current-affairs consolidation, and Optional Subject revision.

सीएसई 2026 चक्र में यूपीएससी ने प्रीलिम्स उत्तर कुंजी प्रक्रिया में एक उल्लेखनीय बदलाव किया — जनरल स्टडीज पेपर-I और सीसैट दोनों की अनंतिम उत्तर कुंजी परीक्षा (24 मई) के केवल चार दिन बाद, 28 मई 2026 को, क्यूपीरेप पोर्टल के माध्यम से जारी कर दी गई। इस पोर्टल पर उम्मीदवार विशिष्ट प्रश्नों पर औपचारिक आपत्ति भी दर्ज कर सकते हैं। स्कोर गणना: सही उत्तर x 1 - गलत उत्तर x 0.33 (एक-तिहाई नकारात्मक अंकन)। केवल जीएस पेपर-I (200 अंक) कट-ऑफ और मेरिट तय करता है; सीसैट केवल क्वालीफाइंग है (33% अनिवार्य)। आधिकारिक कट-ऑफ और व्यक्तिगत अंक पूरी सीएसई 2026 प्रक्रिया (साक्षात्कार सहित) समाप्त होने के बाद ही जारी होंगे। 2026 के लिए सामान्य वर्ग का अनुमानित कट-ऑफ 72-86 अंकों के बीच बताया जा रहा है।

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