Toppers of CSE 2025 - AIR 14, 19, 52, 80, 85, 123, 128 & more prepared with us · Use code for launch discounts
India’s largest UPSC mains evaluation platform

Write like a topper.
Get evaluated like one.

Upload your full-length answer copy - GS, Essay or Optional - and get it back evaluated by mains experts: marks, margin remarks, missing dimensions and rewrite pointers. Guaranteed in under 24 hours.

200K+ answers evaluated · 65K+ full PDFs · Every 8 minutes, an aspirant submits a copy

Our toppers -AIR 14AIR 19AIR 52 ShubhankarAIR 80AIR 85+ many more
Two years of evaluations, then AIR 52Shubhankar · AIR 52
GS2 copy evaluated
2 min ago · by Mains expert
Results do the talking

Straight from the toppers. Unedited.

Handwritten notes, mails to support, Telegram posts, full evaluated copies - exactly as they reached us.

Pranay Mittal on his mains evaluation with CBAIR 85
Handwritten note, posted to usVibhor Bhardwaj · AIR 19
AIR 52 - Shubhankar’s actual evaluated copies. Two years with us, from his first GS1 mock to renewal for 2025. Download his actual evaluated copies:
On his own Telegram channelRishabh Dev · AIR 167
“Hats off CB Team” - mail to supportNilesh · CSE interview
Mail after writing CSE MainsChhaya Chaudhary

“Surprised and extremely satisfied with the quality of evaluation. Not generic comments like ‘nice intro, good conclusion’ - I’d recommend it to every UPSC aspirant who wants good quality reviews.”

Zenith planAditi Chaudhary · AIR 389 · IRS-IT
Post-mains feedbackRishabh
200K+
Answers evaluated
65K+
Full PDFs reviewed
40K+
Aspirants learning
<24 hrs
Evaluation turnaround

In their own words

Unedited notes, mails and messages our students sent us. Tap any one to read it in full.

Handwritten noteVibhor Bhardwaj · AIR 19
On his Telegram channelRishabh Dev · AIR 167
Handwritten noteAditi Chaudhary · AIR 389 · IRS-IT
Mail to supportAnubhav Kumar · AIR 309
WhatsApp on result dayKaran Ayappa · AIR 691
Handwritten noteArnav Bhandari · AIR 232
Mail to supportNilesh · CSE interview
Mail to supportChhaya Chaudhary · CSE Mains
Mail to the founderManpreet Sharma · CSE interview
Mail to supportDarshan · CSE Mains
From copy to feedback

Faster than your coaching’s pigeonhole

Upload your test copy

Full-length PDFs of any size - GS, Essay, Optional, even PCS papers. Handwritten is the norm here, not a problem.

Two layers, one evaluation

A consistent marking engine reads every page first; a mains expert then reviews, corrects and signs off. You get consistency and judgement - never generic comments.

Improve on the margins

Your evaluated copy is back in under 24 hours - marks, margin remarks, model points. Track progress copy-over-copy.

Try it first

Put one test through the full pipeline.

3 GS answers or 1 full essay, evaluated exactly the way our toppers’ copies were - two layers, real remarks, back in under 24 hours.

Plans for 2027 · 2028

One-time. Full plans stay valid till your Mains - whichever attempt you’re targeting.

₹49
incl. GST · under-24-hr guarantee
same experts, same remarks

Your next mock deserves better than
“good attempt, add examples.”

Join 40K+ aspirants. Put 3 answers or one essay through the full Zenith pipeline for ₹49 - see the difference yourself.

Or join 4,000+ aspirants on our Telegram community