@unical1988 You can use this full list: https://github.com/xtekky/gpt4free/blob/main/g4f/models.py#L83
Or open g4f/Provider/Name provider and see what models each provider use direclty.
Using `get()` is a safer choice, but be aware that it can return `None` if the user agent is not set. Ensure that this is handled in the subsequent code.