v1.4.526 v1.4.527
danielmiessler/FabricOct 18, 2026 → Oct 19, 20261 day between releases
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Analyzing what changed between v1.4.526 and v1.4.527. This page updates automatically — usually within a minute.
The Two Releases
v1.4.526
Oct 18, 2026· 3 days ago
This release addresses critical compatibility issues with Anthropic's Claude Haiku 5.5 and Mythos models by adjusting sampling parameters and adaptive thinking settings. It introduces support for new Claude models including Fable 5.1 and Sonnet 5.5, while upgrading various internal dependencies.
Full release notesv1.4.527
Oct 19, 2026· 2 days ago
Resolves cross-platform compatibility issues in the web development environment by replacing shell commands with Node.js native file system commands, ensuring scripts run correctly on Windows.
Full release notes