HomeAssistant Core 2026.5.4 released on 22-05-2026
HomeAssistant Core 2026.5.4 is out now. The openai_conversation integration now strips web search citation content when using GPT-5.x models to avoid leaking raw search citations into responses, and the release also bundles several dependency updates and stability fixes for device integrations and media handling.
See the Home Assistant Core release notes on GitHub and the individual integration docs for full details and links to the specific fixes and dependency changes.
What’s in this release
- OpenAI Conversation: web search citation content is stripped for GPT-5.x models to prevent raw citation leakage (openai_conversation docs).
- Dependency bumps and library updates: aiolyric bumped to 2.1.0 then 2.1.1 (updated OAuth URL for Lyric), python-roborock to 5.12.0, aiodns to 4.0.4, renault-api to 0.5.9 then 0.5.10, and wled to 0.23.0 (removing a backoff exception).
- Stability and crash fixes across integrations and media handling: fixes include SmartThings timestamp crash, Shelly media_image_hash handling and MIME validation, preventing ZHA blocking on minor version downgrades, PowerView cover position crash, Tedee string reference, Lutron Caseta battery sensor protection, Insteon modem registration ordering, ZBT-2 hardware page VID handling, Hue device trigger fixes, OpenHome config flow fix, and several translation and documentation corrections.
Upgrade notes
- OpenAI conversation behaviour change for GPT-5.x: web search citations will be stripped from responses — consult the openai_conversation docs for the updated behaviour and notes.
- No other breaking changes are listed in the release notes; if you encounter issues, roll back via your usual update process and report problems on the Home Assistant GitHub so they can be tracked.
Please share comments on your experience updating or any regressions you see on the Home Assistant GitHub or the community channels.
