Audit remediation: XSS fix, pinned loaders, engine bug fixes, honest claims, head_dim KV, hackathon tags

Full model-URL breakdowns, gauge clarity, CPU honesty, multi-platform buying guide, chart tooltips, runner icon

Interactive results, working priority, fine-tuning mode, honest custom + model lookup

GPU spam guard (serialize + button lock), live progress tickers, describe-first layout, real-machine bindings, chart fix for custom VRAM

Paste box goes live: fine-tuned spec parser fills the form from messy text

Multi-goal checks (union buying advice), fix vision/audio quality bars, honest niche fallback

Real catalogue: 83 verified models, buy-advice mode, live model lookup, license-aware cards

Deploy FitCheck: engine + Nemotron model brick on ZeroGPU

Deploy FitCheck UI brick