Seven columns. Fill them from any backtester, spreadsheet or journal and upload the file to get a full cost report. No account, no email address.
Copy this, or download it as a CSV. Times are ISO-8601 with a timezone — the single most common reason an upload fails is a timestamp with no zone attached, because we cannot check a fill against the market without knowing when it happened.
symbol,direction,entry_time,entry_price,exit_time,exit_price,quantity
BTCUSDT,long,2026-01-02T09:00:00Z,42150.5,2026-01-02T15:00:00Z,42580.0,0.25
BTCUSDT,short,2026-01-03T11:00:00Z,42900.0,2026-01-03T19:00:00Z,42610.5,0.25
ETHUSDT,long,2026-01-04T08:00:00Z,2280.4,2026-01-05T02:00:00Z,2311.9,4.0
Already have an export? A TradingView Strategy Tester file, a pasted List of Trades, or a Binance USDT-M trade history all work as they are — no reformatting. See what we can read.
A cost report: fees, funding, impact at your size and signal-to-fill drift, each labelled with how well it is known, a verdict with a confidence band, and the levers that would change it. A BTC strategy that looks profitable and is not is a worked example over a strategy anyone can reproduce.