v1.4.455

kubero-dev/kuberov1.4.455Jun 9, 2026by github-actions[bot]

AI Summary

Adds persistent caching for AI provider model discovery, serves stale data during failures, introduces support for Claude Fable 5, and improves rate limit error handling across all locales.

Key Highlights

Persistent cache for provider model discovery results
Serve stale model caches during discovery failures
Add Claude Fable 5 Anthropic model support
Return concise localized errors for rate-limited model fetches

New Features

Persistent cache for provider integrations
Stale cache serving logic
Claude Fable 5 model support
Rate limit error localization

Full Release Notes

## Changes

### PR [#2138](https://github.com/danielmiessler/Fabric/pull/2138) by [ksylvan](https://github.com/ksylvan): New Claude Fable model + cache OpenAI model discovery and handle provider rate limits

- Add persistent cache for provider model discovery results, improving performance and reliability of provider integrations.
- Serve stale model caches during discovery failures, ensuring continued operation when upstream providers are unavailable.
- Add Claude Fable 5 Anthropic model support, with sampling parameters automatically omitted for compatibility.
- Return concise localized errors for rate-limited model fetches, with updated translations across all supported locales.
- Update Go dependencies for AI provider integrations to keep upstream libraries current.