v4.6.8

onyx-dot-app/onyxv4.6.8Sep 13, 2026by github-actions[bot]

Upgrading?

AI Summary

This release introduces a critical upgrade warning regarding document index migration for users on v3.x. It includes fixes for LLM tool calls, UI chat preferences, and MinIO deployment dependencies.

Key Highlights

  • Critical warning: Users on v3.x must run the document index migration to preserve existing indexed documents.
  • Fixed LLM tool calls for GPT-5.4+ by sending reasoning_effort=none.
  • Unblocked Chat Preferences toggles by keeping disabled actions out of chat.
  • Updated MinIO deployment to pull from quay.io with pinned digest.

Breaking Changes

  • Upgrading from v3.x requires running the document index migration to preserve existing indexed documents.

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(llm): send reasoning_effort=none for GPT-5.4+ tool calls over chat completions (#14603) to release v4.6 by @nmgarza5 in https://github.com/onyx-dot-app/onyx/pull/14611
* fix: keep disabled actions out of chat and unblock Chat Preferences toggles (#14627) to release v4.6 by @evan-onyx in https://github.com/onyx-dot-app/onyx/pull/14634
* fix(deployment): pull MinIO from quay.io and pin the latest release by digest (#14689) to release v4.6 by @onyx-cherry-pick[bot] in https://github.com/onyx-dot-app/onyx/pull/14691


**Full Changelog**: https://github.com/onyx-dot-app/onyx/compare/v4.6.7...v4.6.8

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