## Syntax

`getLLMTokenUsageForSession()`

## Description

Retrieves the token usage information for the current session.**Returns:**`TSessionUsageInformation | null` — the number of input and output tokens used, or `null` if the data is unavailable.

### TSessionUsageInformation object

```
type TSessionUsageInformation = {
    [key: string]: {
        llmDisplayName: string;
        providerType: string;
        modelType: string;
        usage: {
            inputTokens: number;
            outputTokens: number;
        }
    }
};
```

## Example

```
const usage = getLLMTokenUsageForSession();

if (usage) {
  Object.entries(usage).forEach(([key, info]) => {
    console.log(`Model: ${info.llmDisplayName}`);
    console.log(`Provider: ${info.providerType}`);
    console.log(`Type: ${info.modelType}`);
    console.log(`Input tokens: ${info.usage.inputTokens}`);
    console.log(`Output tokens: ${info.usage.outputTokens}`);
    console.log('---');
  });
} else {
  console.log('Token usage data not available for this session.');
}
```