Development · By scragnog

Explains where HOT-Step generation time goes (LM/DiT/VAE), how the TensorRT paths activate, how to benchmark from logs, and which knobs trade quality for speed.

scragnog/HOT-Step-CPP

Maps HOT-Step's native MiniMax-Music3 backend — engine port modules, endpoints, server/UI integration, parity/fixture infrastructure, and the hard-won trap list.

scragnog/HOT-Step-CPP

Diagnoses HOT-Step CPP generation failures, engine crashes, hangs, and startup problems from the logs/ session folders.

scragnog/HOT-Step-CPP

Traces the full life of a music generation request (UI form → Node job queue → engine LM → synth → SQLite song row) and every place params can silently drop, especially the LM echo sideband gotcha.

scragnog/HOT-Step-CPP

Explains MiniMax-Music3's Structured Caption format (Global Metadata / Vocal Details / Arrangement) and the vendored upstream music-caption-rewriter reference library.

scragnog/HOT-Step-CPP

Guides adding or modifying a feature in the HOT-Step CPP Node/TypeScript server (Express route + service pattern, better-sqlite3 schema changes, engine calls via aceClient, logging, tsx watch dev…

scragnog/HOT-Step-CPP

How HOT-Step's custom flash-attention training ops (GGMLOPFLASHATTNTRAIN/BACK) work, what the AS1.5 DiT trainer campaign proved and disproved, and the exact contract for porting flash mode to the…

scragnog/HOT-Step-CPP