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Engineering Blog

How Brizm builds production audio analysis — dependency elimination, real-time DSP, and neural architectures that run on devices and servers alike.

· 8 min read · DSP
Why We Killed Librosa
Brizm's key detection called librosa for one function. That single import dragged in 280 MB of dependencies — numba, LLVM, LAPACK. So we built a standalone CQT from scratch, deleted the import, and unlocked the same model running in browsers via WASM. Cold start: 14.65 s → 2.0 s.

More posts coming. Explore the technology page for a broader overview, or check the API changelog for developer-facing updates.

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