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Claude just got a major personalization upgrade — here’s what’s new

Anthropic is giving Claude a personal touch with a new wave of updates that include: chat history search, custom preferences, project-based instructions and tone controls; all aimed at making Claude feel less like a one-size-fits-all chatbot and more like a true AI assistant.
Today’s update rolls out four big personalization features:
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- Chat history search: Max, Team and Enterprise users can now quickly revisit past conversations with broader rollout planned. This means Claude can maintain context over multiple sessions without you having to rehash the same details.
- Profile preferences: Set your ideal writing style, preferred terms or typical topics so Claude’s responses align better with your voice and needs.
- Project instructions: For paid users, Claude can follow specific guidance for ongoing projects, keeping tone, structure and priorities consistent across multiple chats.
- Styles: Switch Claude’s tone to Formal, Concise or Explanatory or go further by uploading writing samples so the AI mirrors your own style.
Why this matters
Anthropic’s upgrades shift Claude from a static assistant into a more adaptive partner, making it feel far more personal.
So now, users doing everything from drafting professional emails or outlining a novel, to planning a trip, can expect Claude to adapt its personality and structure to fit the task.
The chat history search also removes friction for long-term projects by letting you pick up exactly where you left off.
What’s next: Claude with memory
Anthropic is also testing a memory feature that could take personalization further by letting Claude remember details from previous conversations, similar to what users experience with ChatGPT.
While this could make the assistant even more helpful for ongoing work, it raises familiar questions around privacy and data retention.
If those memory capabilities launch alongside the new personalization tools, Claude could become one of the most context-aware AI assistants yet, and a serious competitor to ChatGPT for users who value long-term consistency.
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