What
Expanded model deprecation tracking with retirement dates and automatic remapping guidance for deprecated models.
Details
- New entries for Claude Opus 4 (retiring June 15, 2026 on first-party), Claude Opus 4.1, and Claude Sonnet 4 (retiring June 15, 2026 on first-party)
- Models with
remappedTofield tell users what replacement to use (e.g., Opus 4 and 4.1 remap to "the latest Opus") - Replaces the older deprecation table that only covered Claude 3 Opus, Claude 3.7 Sonnet, and Claude 3.5 Haiku
- The system displays warnings via
addNotificationwhen a model is approaching retirement
Evidence
Model deprecation table with remappedTo field (search for "remappedTo") — Vq8 at line ~544460
Strings lifted out of the shipped bundle, so the claim above can be checked against them.