""Claude Sonnet 4.5"" - Results on X | Live Posts & Updates - Twitter
Quick Answer
Claude Sonnet 4.5, developed by Anthropic, is set to be quietly removed from service on May 15, 2026.
Quick Take
This change was discovered on the company's support page, indicating a significant shift for users relying on this model for AI applications.
Key Points
- Claude Sonnet 4.5 removal date is May 15, 2026.
- The announcement was made on Anthropic's support page.
- Users of Claude Sonnet 4.5 will need to transition to alternative models.
- The removal may affect ongoing AI projects utilizing this model.
- No specific reasons for the removal have been disclosed.
Article Excerpt
From source RSS / original summaryURGENT: Claude Sonnet 4. 5 being silently removed on May 15, 2026 Today I discovered this on Anthropic's support page—quietly added under a small
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