Claude Haiku 4.5 leaves the chat model picker on October 29
Free, Pro and Max users will get Haiku 5.5 instead. Old chats stay, and API users are not affected.
An older AI helper is leaving the Claude chat menu on October 29. A newer one takes over, so try your usual tasks with it now.
Oct 29Haiku 4.5 removed
Hype check
Hype2
Real4
Quieter than it deserves. This one matters more than the coverage suggests.
Our editorial opinion, based on the sources below. How we score
Why it matters
If you rely on a saved routine, test it on the newer model before the switch.
For most people
Skip: nothing changes for you.
The details
- Anthropic announced the change in a help article on October 15, Notebookcheck reports.
- It covers Free, Pro and Max plans in chat, Claude Cowork and Claude Design.
- Team and Enterprise plans, Claude Code and the are not affected.
- Old Haiku 4.5 chats stay in your account; Haiku 5.5 answers if you continue them.
- Anthropic suggests trying Haiku 5.5 on a familiar task before October 29.
Try itTest your favourite prompts before October 29.
Receipts
One trusted outlet reports it. Not confirmed yet. Open the sources and check us.
Written with the help of AI tools and checked against the sources above. How we work
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