> ## Documentation Index > Fetch the complete documentation index at: https://praison.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # session • Rust AI Agent SDK > Session persistence module for PraisonAI Rust SDK. # session Rust AI Agent SDK Session persistence module for PraisonAI Rust SDK. Provides automatic session persistence with zero configuration. When a session\_id is provided to an Agent, conversation history is automatically persisted to disk and restored on subsequent runs. # Usage ```rust,ignore theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}} use praisonai::{Agent, Session}; // With session persistence let session = Session::new("my-session-123"); let agent = Agent::new() .session(session) .build()?; agent.chat("Hello").await?; // Later, new process - history is restored let session = Session::load("my-session-123")?; let agent = Agent::new() .session(session) .build()?; agent.chat("What did I say before?").await?; // Remembers! ``` ## Import ```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}} use praisonai::session::*; ``` ## Classes A single message in a session Complete session data structure Brief session info for listing File-based session store (default) In-memory session store (for testing) Session manager - main API for session persistence Session store trait for different storage backends *** ## Related Documentation