Setting Up Claude for Google Sheets
1. Click on Start building

2. Click on Get API keys

3. Click on Create Key

4. Type "Keysheets"

5. Click on Add

6. Click on Copy Key

7. Install Claude's Add on

8. Click on Extensions

9. Click on Claude for Sheets™…

10. Click on Settings

11. Click on API provider

12. Paste selected text into input

13. Click on Default model

14. Select Claude 3 Opus

15. Click on Save

16. Paste the data you want to classify and enter a system prompt with a Variable in {{....}}

17. IN the Row prompt, substitute the variable

18. Use =claude( Function to call the row prompt

19. Drag throughout the whole sheet
