Atlas — a private trading desk by Pretty Paisa · NSE & BSE
A private trading desk for one

Your capital deserves an institution.
Even at a desk of one.

Atlas is a complete trading platform on a server you own: professional charting, the live option chain, research charged every rupee of transaction cost — and pre-trade risk enforcement with the final word on every order.

Read the engineering The research engine
65 ms
Order execution round trip at its fastest, measured by the platform on its own clock — on every order, not taken from the broker's word.
100%
Of orders through pre-trade risk checks — manual, automated, and exits. No bypass path exists in the architecture.
₹0.00
Tolerated discrepancy between your books and your broker's. Reconciled nightly, to the paisa.
Chapter I — Capabilities

Everything a working desk requires.

i.

The market, complete

NSE & BSE equities and derivatives, the full option chain live, a real order book — and eighteen years of exchange-sourced history, verified and repaired nightly.

ii.

Research at full cost

Backtests are charged every rupee of brokerage, tax and slippage, then tested against luck. Most candidate strategies fail, and the platform records why — a negative result is a result.

iii.

Structures with proven worst cases

Every option structure is priced against no-arbitrage bounds — a mathematical ceiling on loss, not a model's opinion. What cannot be bounded cannot be placed.

iv.

Risk limits that bind

Daily loss limits, mandatory stops, an emergency brake — enforced by the platform on every order, including manual orders placed in a hurry. The refusal arrives before the loss, not after it.

v.

Models validated before deployment

A quantitative research engine over eighteen years of data: models are validated out-of-sample against statistical significance floors, and most are rejected. The one that passed serves in an advisory capacity — monitored and graded against realized outcomes, nightly. The research engine →

Chapter II — The Terminal

Not an artist's impression. The working instrument.

Atlas terminal — charts and option chain
Plate I — The desk in sessioncaptured from a running installation
Options workbench
Plate II — The options workbench
Backtest report
Plate III — The reading room
Journal and reconciliation
Plate IV — The ledger
Chapter III — Risk

Discipline should not depend on the afternoon.

SEBI's own study found that 93% of individual F&O traders lost money between FY22 and FY24 — over ₹1.8 lakh crore in aggregate. Not for lack of information: because a standard broker application executes the tenth loss-chasing order of a losing afternoon as readily as the first.

Atlas is designed on the opposite assumption: discipline degrades under stress, so it is not left to discipline. The limits set in the morning are enforced by the platform in the afternoon — on every order, with the reason for any refusal recorded.

Pre-trade decisionsOne afternoon
Iron condor, 24,600–25,200
Approved
worst case proven at ₹4,850 — executes as one position.
Naked short call, ×2
Refused
maximum loss unbounded — no worst case can be proven.
Fourth entry after daily loss limit
Refused
daily loss limit reached — new entries closed for the day. The limit reads the same at 2:47 PM as it did at 9:00 AM.
Illustrative entries · behavior as shipped
Chapter IV — Engineering

Built like something that touches money. Because it does.

One deliberate monolith on a private server, one database as the single source of truth, every order an immutable event. No trackers, no middleman account — orders pass through your broker's official API with keys you own. The architecture notes are public and written to be read.

110,988
Lines of code
59,199
Lines of tests
2,182
Tests, incl. failure injection
0
Third-party trackers
Weekly, the platform restores its own encrypted backup and verifies the result. An unrestored backup is not counted as a backup.
See it running

A walkthrough of the desk, on the desk itself.

One conversation, one running installation, no deck of slides. Walkthroughs are arranged personally.