Error: Claude-4.5-Opus - Unknown error

**Error Details**

Model: Claude-4.5-Opus
Provider: openai
Status Code: N/A

**Error Output**
```
400: An error occurred (ValidationException) when calling the ConverseStream operation: The text field in the ContentBlock object at messages.11.content.0 is blank. Add text to the text field, and try again.
```

**Additional Context**
Please add any additional context about the error here
