The Scenario
You are an online course creator. Launch day is tomorrow at 9 AM. You have 2,000 waitlist signups in an Excel workbook — the Waitlist tab has email in column A, first name in column B, course interest in column C, and signup date in column D.
Every one of them needs to be in Kit before the launch email goes out, with the right custom field set and the waitlist tag applied.
The bad version of this afternoon:
- You save the Waitlist tab as a CSV
- You open Kit's import flow and upload it
- Kit rejects 80 rows because column C has values that do not match a custom field dropdown
- You go back to the workbook, fix the values, save again, re-upload
- You realize Kit's CSV import does not apply tags to existing subscribers — tags require a separate operation
- Launch morning arrives and 200 records are still missing their tag.
The fast version is one prompt.
The Easy Way: One Prompt in SheetXAI
SheetXAI is an AI agent inside your Excel workbook that reads the data and calls Kit's API directly, so you never have to touch the CSV import flow.
Open the SheetXAI sidebar and type:
Create a Kit subscriber for every row in the Waitlist tab using email in column A and first name in column B. Set the custom field course_interest to the value in column C. Tag every subscriber with waitlist-2025. If a subscriber already exists, update them instead of creating a duplicate. Log "created," "updated," or "error" in column E for each row.
SheetXAI reads every row, creates or upserts the subscriber in Kit with the custom field and tag in one API call per record, and writes a status back to column E. Two thousand rows. One prompt. No CSV upload, no second pass for tags.
What You Get
A complete Kit import with every subscriber in the right state:
- email and first name — set from columns A and B
- course_interest custom field — set from column C per row
- waitlist-2025 tag — applied to every record
- status log in column E — "created," "updated," or "error" for every row
The upsert behavior is the critical part. If 400 of your 2,000 signups had already made it into Kit through a previous form, they get updated instead of duplicated. Your Kit list stays clean.
What If the Data Is Not Quite Ready
Most waitlist workbooks have cleanup to do before launch. SheetXAI handles data issues and the import in the same prompt.
When course interest values are inconsistent
Column C has "photography," "Photography," "photo," and "Photo" all meaning the same thing.
Normalize the values in column C of the Waitlist tab — treat "photography," "Photography," and "photo" as "Photography" and "videography," "Videography," and "video" as "Videography." Then create Kit subscribers for every row with email in column A, first name in column B, the normalized course_interest custom field, and the tag waitlist-2025.
When some rows are missing first names
A few hundred rows have blank column B. Your welcome email uses a first name merge tag.
For rows in the Waitlist tab where column B is blank, set first name to "Friend" before creating the Kit subscriber. Use email from column A, first name from column B or "Friend" if blank, and tag all subscribers with waitlist-2025.
When you only want signups from the last 60 days
Your waitlist goes back two years. Only recent signups should be imported for this launch.
Filter the Waitlist tab to rows where column D is within the last 60 days. For those rows only, create Kit subscribers with email in column A, first name in column B, course_interest custom field from column C, and tag waitlist-2025.
When the workbook needs the full treatment: parse, normalize, dedupe, and import
The workbook came from a third-party form tool. Names are in one column as "First Last," the interest column has free-text responses, and some rows have duplicate emails.
In the Waitlist tab, parse column B to extract first name only. Categorize the free-text values in column C into one of three standard values: Photography, Videography, or Other. Deduplicate by email in column A, keeping the most recent row by column D. Then upsert all remaining rows into Kit — email, parsed first name, categorized custom field, and tag waitlist-2025. Log results in column E.
The pattern: the cleanup and the import happen in the same pass, not two separate sessions.
Try It
Get the 7-day free trial of SheetXAI and open your next waitlist workbook, then ask SheetXAI to import it into Kit. The Kit integration is included in every SheetXAI plan. For related workflows, see how to bulk-tag Kit subscribers from an Excel workbook or the Kit in Excel overview.