> ## 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 Store • Rust AI Agent SDK
> SessionStore: Session store trait for different storage backends
# SessionStore
> Defined in the [**session**](../modules/session) module.
Rust AI Agent SDK
Session store trait for different storage backends
## Methods
### `load`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn load(&self, session_id: &str) -> Result
```
Load session data
**Parameters:**
| Name | Type |
| ------------ | ------ |
| `session_id` | `&str` |
### `save`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn save(&self, session: &SessionData) -> Result<()>
```
Save session data
**Parameters:**
| Name | Type |
| --------- | -------------- |
| `session` | `&SessionData` |
### `exists`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn exists(&self, session_id: &str) -> bool
```
Check if session exists
**Parameters:**
| Name | Type |
| ------------ | ------ |
| `session_id` | `&str` |
### `delete`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn delete(&self, session_id: &str) -> Result<()>
```
Delete a session
**Parameters:**
| Name | Type |
| ------------ | ------ |
| `session_id` | `&str` |
### `list`
```rust theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
fn list(&self, limit: usize) -> Result>
```
List all sessions
**Parameters:**
| Name | Type |
| ------- | ------- |
| `limit` | `usize` |
## Source
`praisonai/src/session/mod.rs` at line 0
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