# ChatPromptAdapter

> **Class** in `langchain_aws`

📖 [View in docs](https://reference.langchain.com/python/langchain-aws/chat_models/bedrock/ChatPromptAdapter)

Adapter class to prepare the inputs from Langchain to prompt format that Chat
model expects.

## Signature

```python
ChatPromptAdapter()
```

## Methods

- [`convert_messages_to_prompt()`](https://reference.langchain.com/python/langchain-aws/chat_models/bedrock/ChatPromptAdapter/convert_messages_to_prompt)
- [`format_messages()`](https://reference.langchain.com/python/langchain-aws/chat_models/bedrock/ChatPromptAdapter/format_messages)

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[View source on GitHub](https://github.com/langchain-ai/langchain-aws/blob/2f5e41cef9442ec840c0d8401e34dea74b061ba0/libs/aws/langchain_aws/chat_models/bedrock.py#L766)