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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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Claude Code v2.0.62

Model Deprecation Warnings

What: Claude Code now displays proactive warnings when using models approaching retirement dates. Details:

  • Warns users when using Claude 3 Opus (retiring January 5-15, 2026 depending on provider)
  • Warns users when using Claude 3.7 Sonnet (retiring February-May 2026 depending on provider)
  • Displays as a high-priority notification: "⚠ [Model Name] will be retired on [Date]. Consider switching to a newer model."
  • Different retirement dates based on provider (Bedrock, Vertex, or first-party API)
  • Evidence: $x7() at line 483888, jX1() at line 483910, KW9() at line 483919

Related

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.

See this entry in the whole of v2.0.62 →