Set up an Anthropic API key within the add-on settings to use Claude models in GPT for Sheets. You can register both an Anthropic key and an OpenAI key to benefit from a wider range of models.
Click Extensions > GPT for Sheets and Docs > Set API key.
The sidebar appears on the right of your Google spreadsheet.warning
If you get an error, it means you are likely using multiple Google accounts in the same Chrome session. To fix this, create a dedicated Chrome profile, then create a new spreadsheet and set up your Anthropic key in this new spreadsheet.
If the problem persists, let us know by submitting a support request so we can assist you further.
Paste your secret key in the Anthropic API key field, then click Save API key.
You have set up an Anthropic API key and you can use Claude models in GPT for Sheets and Docs.