Keep Gmail threads updated when sheet rows change
Sheet row changed? Notis replies to the thread. Conversations stay in your inbox where decisions live.
Trigger
Spreadsheet Row Changed
Triggers when a looked-up spreadsheet row changes. This trigger monitors a specific row (located by searching for a query value within a user-specified range) and fires when the row's values change, when the row appears, or when the row disappears.
Action
Reply to email thread
Sends a reply within a specific gmail thread using the original thread's subject, requiring a valid `thread id` and correctly formatted email addresses. supports attachments via the `attachment` parameter with valid `s3key`, `mimetype`, and `name`.
Why this helps
Jumping between sheets and email to update teammates creates duplicate work. Context gets lost when updates happen outside the thread.
- Replies to existing email threads without copy-pasting
- Keeps all context in one conversation
- Reduces context-switching between apps
- Async updates that don't interrupt flow
Setup
Build it in a few focused steps.
- 1Link your Google Sheets and Gmail to Notis.
- 2Create an automation with the prompt: 'When this row in my spreadsheet changes, send a reply to the linked Gmail thread with the new status.'
- 3Set the trigger to 'Spreadsheet Row Changed' and specify which row to monitor (by search column/value).
- 4Tell Notis which Gmail thread to reply in (reference it by subject or message ID if you know it).
- 5Send a test row update and confirm the reply appears in the Gmail thread within seconds.
Questions about this workflow
How does Notis know which thread to reply to?
You can store the Gmail thread ID in a sheet column, reference the email subject, or link rows to threads via email address. Describe it in your automation prompt.
Can the reply include attachment from the sheet?
Yes. Notis can attach files referenced in sheet cells or pull data from the row to include in the reply body.
What if the row change is minor?
Set conditions in your prompt, like 'only reply if the Status column changed to Completed' to avoid noise.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Google Sheets to Gmail. A trigger fires from one place; an action lands in another.
Google Sheets triggers
Gmail actions
Aggregate Metric Changed
Triggers when an aggregate metric (SUM/COUNT/AVG/MIN/MAX) changes in a Google Sheets spreadsheet. This trigger monitors an aggregate calculation on a target column (optionally filtered by a search column/value) and fires when the calculated result changes.
Modify email labels
Adds and/or removes specified gmail labels for a message; ensure `message id` and all `label ids` are valid (use 'listlabels' for custom label ids).
Cell Range Values Changed
Triggers when values in a specified A1 range change in Google Sheets. This trigger monitors a specific cell or range of cells and fires when any values change.
Create email draft
Creates a gmail email draft, supporting to/cc/bcc, subject, plain/html body (ensure `is html=true` for html), attachments, and threading.
Conditional Format Rule Changed
Triggers when conditional formatting rules change in a Google Spreadsheet. Detects when rules are added, updated, or removed. Uses snapshot-based diffing to detect changes between polls.
Create label
Creates a new label with a unique name in the specified user's gmail account.
Data Validation Rule Changed
Triggers when data validation rules change (added/updated/removed) in a Google Spreadsheet. Uses snapshot-based diffing to detect changes between polls.
Delete Draft
Permanently deletes a specific gmail draft using its id; ensure the draft exists and the user has necessary permissions for the given `user id`.
Developer Metadata Changed
Triggers when developer metadata entries change (new/updated/removed) in a Google Spreadsheet. Uses snapshot-based diffing to detect changes between polls.
Delete message
Permanently deletes a specific email message by its id from a gmail mailbox; for `user id`, use 'me' for the authenticated user or an email address to which the authenticated user has delegated access.
Filtered Range Values Changed
Polling trigger that monitors Google Sheets filtered ranges for value changes. Uses snapshot-based diffing to detect when values matching a data filter change. Emits the matched values when changes are detected.
Fetch emails
Fetches a list of email messages from a gmail account, supporting filtering, pagination, and optional full content retrieval.
New Rows in Google Sheet
Simple polling trigger that monitors Google Sheets for new rows. Detects when new rows are added and returns the complete row data. Perfect for triggering any workflow based on new sheet entries.
Fetch message by message ID
Fetches a specific email message by its id, provided the `message id` exists and is accessible to the authenticated `user id`.
New Sheet Added in Google Spreadsheet
Polling trigger that detects when a new sheet is added to a Google Spreadsheet.
Fetch Message by Thread ID
Retrieves messages from a gmail thread using its `thread id`, where the thread must be accessible by the specified `user id`.
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When this happens · Trigger
Do this · Action
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