> ## Documentation Index
> Fetch the complete documentation index at: https://docs.fiddler.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# TokenUsage

> Token usage statistics for an LLM call.

Token usage statistics for an LLM call.

## Properties

### `inputTokens?: number`

Number of tokens in the prompt/input.

### `outputTokens?: number`

Number of tokens in the completion/output.

### `totalTokens?: number`

Total token count (computed from input + output if omitted).