One epoch of domain fine-tuning took Qwen2.5-Coder-14B from 1% to 92% compile success on MQL5. gpt-5.6-sol got 97% on the same items. Benchmark is public.
This story is from 2026-09-05. It is preserved in the archive; the latest stories are on the live feed.
I build MQL5 training data (the MetaTrader 5 trading language —niche, thin public corpus, easy to get subtly wrong). For the last 11 months I've been generating specs with my own generators and machine-verifying every completion through the real compiler and a back test pipeline. Today I published…
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