# register

> **Function** in `deepagents`

📖 [View in docs](https://reference.langchain.com/python/deepagents/profiles/harness/_anthropic_haiku_4_5/register)

Register the built-in Claude Haiku 4.5 harness profile.

## Signature

```python
register() -> None
```

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[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/64d45f67c86edb4df2ced0e7b82f1a8fd158ec8c/libs/deepagents/deepagents/profiles/harness/_anthropic_haiku_4_5.py#L47)