Buzz Transcription: Speaker Identification Overhaul

Buzz shipped a major upgrade to speaker diarization today, restructuring how speaker data is stored and giving users control over speaker count, followed by same-day fixes to speaker identification and translations.

Duration: PT2M32S

Episode overview

This episode is a short developer briefing from Buzz Transcription.

It explains recent repository work in plain language.

  • Show: Buzz Transcription
  • Published: 2026-08-22T13:14:18Z
  • Audio duration: PT2M32S

Transcript excerpt

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Welcome to Buzz Transcription, your developer briefing for August 22, 2026.

Today's activity centers on one clear theme: speaker identification is getting a serious rework, and the team is actively hardening it in real time.

The centerpiece is PR 1587, which moves diarization results out of embedded transcript text and into a dedicated speaker field. That's a structural change with real payoff: it enables the new editable Speaker column in the timestamp editor, a dedicated Speakers view with consistent colors and per-speaker filtering,…

Paired with that is PR 1586, which lets users set a known speaker count from two to eight, instead of relying purely on automatic estimation. The motivation is direct: automatic detection can merge similar or quieter speakers into one. Worth noting, this control only applies to the MSDD diarizer — the Sortformer…

Both of these landed as commits 646c61b and 749001c, with Raivis Dejus co-authoring, which suggests close collaboration on this feature rather than isolated work.

That same-day involvement continued with two fast follow-up fixes from Dejus: PR 1591 addressed a speaker identification bug tied to the forced aligner's backpointer sizing, and PR…

Nearby episodes from Buzz Transcription

  1. Weekly Recap - Speaker Intelligence & Transcription Reliability
  2. Cleaning Up Import Rules and Foundations
  3. Keeping Long Jobs Alive
  4. Speakers Get a Proper Data Model
  5. Speaker Count Control Lands
  6. Weekly Recap - Cross-Platform Stability & Build Pipeline Cleanup
  7. Windows Playback Fix and CI Stability
  8. Speaker ID Gets a Fix, Recording Goes Network-Wide