> For the complete documentation index, see [llms.txt](https://docs.datasaur.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.datasaur.ai/compatibility-and-updates/release-notes/version-6/6.173.0.md). # 6.173.0 August 27, 2026 ## **What's New? 💡** ### **Data Studio** * Bounding Box Labeling — Custom attribute values are now retained when switching between label classes with matching attribute names and types, eliminating the need to manually re-enter them. * Labeling Agent Project Settings — Reviewers can now assign and configure Labeling Agents from the Assignment tab in Project Settings for ongoing projects, with the same behavior as in the Project Creation Wizard. ## **Bug Fixes 🐞** ### **Data Studio** * Fixed an issue in Audio Labeling where the tooltip for a timestamp label would blink continuously when hovered over during audio playback. * Fixed an issue in Audio Labeling where rewinding during loop playback seeked to the beginning of the audio file instead of the start of the selected timestamp label. * Fixed an issue in Span Labeling Advanced Search where searching by Comment with "Search all files" toggled off and back on returned only one document instead of all matching documents. ## **API changes** 💡 ### **LLM Labs** * `updateLlmVectorStoreAsync` now accepts a `metadata` field per document, allowing file properties to be set at the time a document is added to a vector store instead of requiring a separate follow-up call.