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August 5, 2025

  • We’ve added Claude Opus 4.1 to claude.ai, an incremental update to Claude Opus 4. Claude Opus 4.1 brings enhanced performance and remains our most capable model for complex reasoning, analysis, and creative tasks.

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May 22, 2025

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February 24th, 2025

  • We’ve added Claude Sonnet 3.7 to claude.ai, our most intelligent model yet. Claude Sonnet 3.7 can produce near-instant responses or show its extended thinking step-by-step. One model, two ways to think.

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December 20th, 2024

  • Custom instructions are now available on claude.ai, allowing you to set persistent preferences for how Claude responds.

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December 19th, 2024

  • Claude can now analyze large Excel files up to 30MB using the Analysis tool, available in both web and mobile apps.
  • The Analysis tool now supports targeted edits within artifacts.

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December 18th, 2024

  • Projects can now be created directly from the home page.
  • The Analysis tool now supports advanced mathematical operations through math.js, including symbolic differentiation, linear algebra, trigonometry, and high-precision math.
  • Project chip labels in recent chats are now clickable for quick access.

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November 26th, 2024

  • Introducing Styles: customize how Claude responds to better match your preferences and needs.

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November 21st, 2024

  • Google Docs integration is now available for Pro, Teams, and Enterprise accounts.

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November 1st, 2024

  • Enhanced PDF support with visual analysis capabilities, allowing Claude to understand both text and visual elements within PDFs.

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October 31st, 2024

  • Launched Claude desktop applications for Windows and Mac.
  • Added voice dictation support to Claude mobile apps.

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October 24th, 2024

  • Introduced the Analysis tool, enabling Claude to write and execute code for calculations and data analysis.

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October 22nd, 2024

  • Claude Sonnet 3.5, our most intelligent model yet, just got an upgrade and is available in claude.ai. Read more here.

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September 4th, 2024

  • We introduced the Claude Enterprise plan to help organizations securely collaborate with Claude using internal knowledge. Learn more in our Enterprise plan announcement.

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August 30th, 2024

  • We’ve added a new feature to claude.ai that allows you to highlight text or code within an Artifact and quickly have Claude improve or explain the selection.

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August 22nd, 2024

  • We’ve added support for LaTeX rendering as a feature preview. Claude can now display mathematical equations and expressions in a consistent format.

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August 16th, 2024

  • We’ve added a new screenshot button that allows you to quickly capture images from anywhere on your screen and include them in your prompt.

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July 31st, 2024

  • You can now easily bulk select and delete chats on the recents chats page on claude.ai.

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July 16th, 2024

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July 9th, 2024

  • Artifacts can now be published, shared, and remixed within claude.ai.

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June 25th, 2024

  • Projects is now available on claude.ai for all Claude Pro and Team customers. Projects allow you to ground Claude’s outputs in your internal knowledge—be it style guides, codebases, interview transcripts, or past work.

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June 20th, 2024

  • Claude Sonnet 3.5, our most intelligent model yet, is now available for free in claude.ai.
  • We’ve introduced Artifacts, an experimental feature now available across all Claude.ai plans. Artifacts allows you to generate and refine various content types—from text documents to interactive HTML—directly within the platform.

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June 5th, 2024

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May 13th, 2024

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May 1st, 2024

  • Claude iOS app is now available. Download it from the Apple App Store.
  • Claude Team plan is now available, enabling ambitious teams to create a workspace with increased usage for members and tools for managing users and billing. Learn more in our launch announcement.