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awesome-copilot/cookbook/copilot-sdk/go/persisting-sessions.md
2026-01-29 14:29:36 +11:00

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# Session Persistence and Resumption
Save and restore conversation sessions across application restarts.
## Example scenario
You want users to be able to continue a conversation even after closing and reopening your application.
> **Runnable example:** [recipe/persisting-sessions.go](recipe/persisting-sessions.go)
>
> ```bash
> cd recipe
> go run persisting-sessions.go
> ```
### Creating a session with a custom ID
```go
package main
import (
"fmt"
"github.com/github/copilot-sdk/go"
)
func main() {
client := copilot.NewClient()
client.Start()
defer client.Stop()
// Create session with a memorable ID
session, _ := client.CreateSession(copilot.SessionConfig{
SessionID: "user-123-conversation",
Model: "gpt-5",
})
session.Send(copilot.MessageOptions{Prompt: "Let's discuss TypeScript generics"})
// Session ID is preserved
fmt.Println(session.SessionID)
// Destroy session but keep data on disk
session.Destroy()
}
```
### Resuming a session
```go
client := copilot.NewClient()
client.Start()
defer client.Stop()
// Resume the previous session
session, _ := client.ResumeSession("user-123-conversation")
// Previous context is restored
session.Send(copilot.MessageOptions{Prompt: "What were we discussing?"})
session.Destroy()
```
### Listing available sessions
```go
sessions, _ := client.ListSessions()
for _, s := range sessions {
fmt.Println("Session:", s.SessionID)
}
```
### Deleting a session permanently
```go
// Remove session and all its data from disk
client.DeleteSession("user-123-conversation")
```
### Getting session history
```go
messages, _ := session.GetMessages()
for _, msg := range messages {
fmt.Printf("[%s] %v\n", msg.Type, msg.Data)
}
```
## Best practices
1. **Use meaningful session IDs**: Include user ID or context in the session ID
2. **Handle missing sessions**: Check if a session exists before resuming
3. **Clean up old sessions**: Periodically delete sessions that are no longer needed