We gave our LLM trading bot an auditor that never sees the chartEvery hour, on the hour, a vision model looks at three f...

We gave our LLM trading bot an auditor that never sees the chartEvery hour, on the hour, a vision model looks at three forex charts and decides whether our bot should buy, sell, or sit out. It has been doing this with real money since May. As of last Saturday, something finally grades its reasoning.This post is about the grader. The bot, brieflyIt's a Python script called gemini_snap_flash. Once an hour it sends a one-minute candlestick chart plus daily and weekly context images to Gemini, gets back UP or DOWN and a one-line thesis, and trades EURUSD, GBPUSD, or USDJPY through MT5 on funded prop accounts. One position per pair, fixed stop and take-profit, and hard rails around it: 2% daily loss cap, 0.6% daily profit cap, and an external watchdog that kills the process after four losses in a row.The rails matter. The first $10k account blew through its max drawdown on September 9 and is gone. The fleet is two $100k accounts now, run as separate instances (deepseek 4 flash, gemini flash...