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Add a schedule entry

This action will add a new entry to a schedule you select.

Developer info

API endpoint slug: basecamp.add_schedule_entry
Filter code method: Basecamp.addScheduleEntry.skip(string?: reason)
Runtime method: runAction("basecamp.add_schedule_entry", {})

Action fields

Schedule Nested dropdown list

Label: Which schedule?
Helper text: Select the project and schedule to add the entry to.
Slug: schedule_id
Required: true
Can have default value: false

Summary Text input > Title

Label: Summary
Helper text: The title of the schedule entry.
Slug: summary
Required: true
Can have default value: true
Filter code method: Basecamp.addScheduleEntry.setSummary(string: summary)

Starts at Text input > Other

Label: Starts at
Helper text: Start date/time in ISO 8601 format (e.g., 2026-05-10T09:00:00Z).
Slug: starts_at
Required: true
Can have default value: true
Filter code method: Basecamp.addScheduleEntry.setStartsAt(string: starts_at)

Ends at Text input > Other

Label: Ends at
Helper text: End date/time in ISO 8601 format (e.g., 2026-05-10T17:00:00Z).
Slug: ends_at
Required: true
Can have default value: true
Filter code method: Basecamp.addScheduleEntry.setEndsAt(string: ends_at)

Description Text input > Long text

Label: Description
Helper text: Optional details for the entry. Supports HTML.
Slug: description
Required: false
Can have default value: true
Filter code method: Basecamp.addScheduleEntry.setDescription(string: description)