v4.0.5
onyx-dot-app/onyxv4.0.5Jun 2, 2026by github-actions[bot]
AI Summary
A maintenance release focused on bug fixes to enable the v4.0 rollout, specifically addressing embedding prefix coercion and crawler dependencies. It includes a critical warning for users upgrading from v3.x regarding document index migration.
Key Highlights
- Fix null embedding prefixes to empty string
- Warning: Do not upgrade if document index migration hasn't been run
- Cherry-pick to release v4.0
Full Release Notes
## Warning Do not upgrade to this release if you want to preserve your existing indexed documents but have not yet run the document index migration, which can be done from any version v3.x. [See additional documentation here](https://docs.onyx.app/admins/advanced_configs/opensearch_document_index_migration#opensearch-document-index-migration). See the assets to download this version and install. ## What's Changed * fix(search-settings): coerce null embedding prefixes to empty string (#11632) to release v4.0 by @onyx-cherry-pick[bot] in https://github.com/onyx-dot-app/onyx/pull/11633 **Full Changelog**: https://github.com/onyx-dot-app/onyx/compare/v4.0.4...v4.0.5