> ## 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.

# start • AI Agents Framework

> start: Start tracking.

# start

<div className="flex items-center gap-2">
  <Badge color="purple">Method</Badge>
</div>

> This is a method of the [**StreamingTracker**](../classes/StreamingTracker) class in the [**profiler**](../modules/profiler) module.

Start tracking.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def start() -> None
```

## Uses

* `time.perf_counter`

## Used By

* [`PraisonAgentExecutor.execute`](../functions/PraisonAgentExecutor-execute)
* [`AgentScheduler.start`](../functions/AgentScheduler-start)
* [`Profiler.streaming`](../functions/Profiler-streaming)
* [`Profiler.streaming_async`](../functions/Profiler-streaming_async)
* [`Profiler.memory`](../functions/Profiler-memory)

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai/praisonai/profiler.py#L163">
  `praisonai/profiler.py` at line 163
</Card>