v1.4.552 v1.4.553

danielmiessler/FabricOct 23, 2026 → Oct 23, 20260 days between releases

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The Two Releases

v1.4.552

v1.4.552

Oct 23, 2026· 20 hours ago

This release adds AI Stupid Level as a new OpenAI-compatible provider. It includes configuration via the AISTUPIDLEVEL_API_KEY environment variable and documents the provider in multiple READMEs. A test case was also added for client creation.

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v1.4.553

v1.4.553

Oct 23, 2026· 19 hours ago

This release fixes an Anthropic provider compatibility issue with the --thinking=off option. Previously, Fabric sent thinking.type=disabled to models that reject that setting, causing 400 errors. The fix uses supported fallback thinking configurations for affected models.

Full release notes