Claude.ai

Latest changes timeline

1. Privacy Policy

   11 September 2026

   Effective date changed from July 8, 2026 to September 10, 2026. Added new sections for Republic of Korea residents on personal data collection, delegation of processing, and overseas data transfer. Removed the Data Processors table and updated the domestic representative's telephone and email.

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2. Privacy Policy

   17 August 2026

   Updated URLs or formatting only. No content changes detected.

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3. Data Processor Agreement

   20 July 2026

   Updated URLs or formatting only. No content changes detected.

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4. Privacy Policy

   8 July 2026

   Effective date changed from August 28, 2025 to July 8, 2026. Removed a sentence stating the publication date. Modified the description of Claude's availability. Updated the explanation of model training stages and data collection sources. Added details on how personal information is used at each stage of model training.

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5. Privacy Policy

   9 June 2026

   Updated URLs or formatting only. No content changes detected.

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6. Privacy Policy

   9 June 2026

   Effective date changed from 12 January 2026 to 8 July 2026. Policy scope clarified to exclude content processed on behalf of enterprise customers. Added Study Participation Data and Verification Data to personal data collected. Expanded description of Inputs and Outputs to include agentic sessions and connected services, and noted that Outputs may result in actions outside the Services. Updated description of Usage Information to include inter...

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7. Data Processor Agreement

   29 May 2026

   Updated URLs or formatting only. No content changes detected.

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8. Data Processor Agreement

   27 May 2026

   Updated URLs or formatting only. No content changes detected.

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9. Data Processor Agreement

   27 May 2026

   Changed effective date format from 'February 24, 2025' to '24 February 2025'.

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10. Data Processor Agreement

    22 May 2026

    Claude.ai updated Data Processor Agreement.

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11. Data Processor Agreement

    22 May 2026

    Claude.ai updated Data Processor Agreement.

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12. Acceptable Use Policy

    22 May 2026

    Updated URLs or formatting only. No content changes detected.

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