cmd+jReal-time quant interview solutions
Ace Quant
Interviews with AI
The best AI helper for quant interviews. A desktop overlay for real-time help during live quant interviews and online assessments.
offers at top-tier firms:
Pre Black Friday "Special"•50% off with code PREBLACK00h:00m:00s
Ace Quant
REAL-TIME INTERVIEW SOLUTIONS
It Listens to Audio and Sees Your Screen
Our copilot works during both live technical interviews and online assessments.
Ace Live Interviews
Copilot listens to your interviewer in real-time and instantly solves complex questions in probability, statistics, market-making, betting games and more.
Watch it solve a medium Jane Street probability question
- Works with zoom, google meets, teams and more.
- Updates answers as your interviewer modifies the question.
- Explains reasoning and methodology clearly.
Crush Online Assessments
Copilot sees your screen in real-time and answers coding and math questions in online assessments instantly.
Watch it solve a *hard* Radix quant research OA question
- Works with hackerrank, codesignal, and more.
- Can solve: coding, math, probability, brain teasers and more.
- Works during screen sharing and recording.
MATH, CODING AND SO MUCH MORE
Solves Every Type of Quant Question
Copilot works on coding questions in any language as well as brain teasers, betting games, probability, statistics, and more.
Watch it speed-run different types of problems from the green book
📊 Probability Theory🧮 Combinatorics📈 Statistics🎲 Brain Teasers💻 Coding🔷 C++🧠 Mental Math🎯 Expected Value Variants💰 Betting Games💹 Quant Finance📉 Market Making🔢 Sequences📘 Econometrics🤖 Machine Learning𝚫 Options🗣️ Behavioral Questions
COMPLETELY STEALTH
Undetectable During Interviews
Interviewers can't tell you're using copilot - no awkward behavioral tells and nothing their tools can pick up.
Undetectable and easy to use during interviews
No Awkward Eye Movements
Copilot is a translucent overlay on your working screen so you never have to look away during live interviews.
Sneaky Hot Keys
Get instant solutions during interviews with smart hot-keys. No awkward "typing" required.
Bypass Detection Tools
Copilot never forces you to "tab away" from online exams and is completely invisible to OA proctors.
Invisible to Screen Share
Copilot runs outside the capture area of screen recording and sharing tools. Interviewers see only your work, never our assistance.
Stealth On Every Platform
QUANT COPILOT works with every platform and coding environment imaginable! Unlike competitors, we actually pay for proctor accounts of all the top coding interview platforms to constantly ensure our undetectability to protect your privacy. We even offer hot key commands instead of clicks to ensure you maintain cursor focus and active tab status at all times.
HackerRankCodeSignalCoderPadLeetCodeCodilityZoomGoogle MeetMicrosoft TeamsWebEX
Pricing
The Official Copilot for Quant Interviews
Basic
$0
per month
per month
Forever free
Try it out completely free and start using the core features
✓Works on online-assessments
✓Works during live remote interviews
✓Completely stealth during interviews
✓Limited copilot suggestions
Most popular
Ultra
$79
per month
per month
Billed semi-annually
Unlock all features and get expert level real-time technical interview solutions
✓Works on online-assessments
✓Works during live remote interviews
✓Completely stealth during interviews
✓Unlimited copilot suggestions
✓Expert level technical interview solutions
✓24/7 customer support
Pro
$143
per month
per month
Billed monthly
Unlock all features and get expert level real-time technical interview solutions
✓Works on online-assessments
✓Works during live remote interviews
✓Completely stealth during interviews
✓Unlimited copilot suggestions
✓Expert level technical interview solutions
✓24/7 customer support
Who Is This For?
Quant Researcher
Ace probability theory, machine learning, statistics, and complex mathematical modeling questions
Quant Trader
Master market making, betting games, expected value, mental math, and real-time decision making scenarios
Quant Developer
Solve complex algorithms, data structures, system design, and low-latency optimization problems
Quant Interview Copilot is fine-tuned to ace quant research, quant trading or quant development interviews.
Got Questions?
We've Got Answers
Quant Interview Copilot is a desktop app that can listen to your interviewer and see your screen during online assessments. It instantly solves any interview questions in real-time and is completely undetectable by the interviewer.
Our user interface is built to help you avoid awkward movements, delays and tells. In addition, the app is undetectable by most interview platforms and during screen-share, so the chances of you getting caught are low if you follow our pre-interview checklist.
We support coding questions as well as probability, market-making, betting games, statistics, brain teasers, mental math, and more.
We support all major coding languages such as Python, C++, Java and more.
Quant Interview Copilot uses the latest reasoning models, including gpt-5, fine-tuned by quants for quant interviews.
We offer 24/7 priority support to all our paying customers so you are set before your scheduled interview.
This depends on the company. While some companies allow the use of AI tools which are commonly used on the job, others do not.
Couldn't find your answer?
Send us an email at team@quantinterviewcopilot.com