New Delhi, Aug. 29 -- Anthropic has made sweeping changes to how it handles the data of its users in the consumer tiers. The company behind popular AI chatbot Claude announced on Thursday that it will start training its AI on user data unless users choose to opt out of it by 28 September.

The AI startup also announced that it is extending the data retention policy for the messages sent to Claude to five years for the users that don't opt out of AI training.

Notably, Anthropic did not use the messages of users to train its AI models in the past and the company also claimed to delete all user prompts and outputs within 30 days if not required legally. However, the company still saved the inputs and outputs of users for up to 2 years in ca...