Anthropic's Internal Prompt for Claude 4.5 Just Leaked (It Has a Hidden Memory System)

Insights on Claude 4.5's Memory System

Introduction to the Leak

• The discussion begins with a revelation that the internal system prompt used by Enthropic for Claude 4.5 has been leaked, which was not intended for public knowledge.

• This leak includes specific instructions given to the model before user interaction, highlighting the controlled nature of its responses.

Discovery of Memory Functionality

• A significant aspect of the leaked information is the introduction of a memory system within Claude 4.5, which had not been publicly announced.

• The memory system allows Claude to retain information about users across different conversations, enhancing personalization in interactions.

Implications of Memory on User Interaction

• The model adjusts its responses based on historical data from previous conversations with users, indicating a more tailored experience.

• This capability raises questions about privacy and data retention practices in AI systems, as it involves remembering personal details shared by users over time.