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- Create Subtask
ActionAsanaUpdated May 2026
How do I create a subtask in Asana?
Short answer: Drop the "Asana → Create Subtask" action anywhere in your workflow, map the inputs from upstream nodes, and publish.
Inputs
The fields this action accepts.
Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.
| Field | Type | Required | Description |
|---|---|---|---|
Parent Task GID parent_gid | string | Required | Parent Task GID. Example: 1234567890 |
Subtask Name name | string | Required | Subtask Name. Example: Write unit tests |
Assignee assignee | string | Optional | Asana user GID, the literal 'me', or an email belonging to a workspace member. |
Due Date due_on | string | Optional | Due Date. e.g. "YYYY-MM-DD" |
Description notes | string | Optional | Description |
Sample request
{"parent_gid": "e.g. 1234567890","name": "e.g. Write unit tests","assignee": "user@company.com","due_on": "YYYY-MM-DD","notes": "{{trigger.notes}}"}
Returns
{"data": {"gid": "sub123","name": "Write unit tests","parent": {"gid": "1234567890"}}}
Use these fields in downstream nodes for routing, logging, or error handling.
Triggered by
Apps that pair well as the trigger for Create Subtask.
Any of these apps can fire this action as part of a workflow.
FAQ
Questions about Create Subtask.
What does the Create Subtask action do in Asana?
Creates a subtask under an existing Asana task with name, assignee, due date, and notes. Used for templated work breakdowns.
What inputs does Create Subtask require?
Required: Parent Task GID, Subtask Name. Every input accepts a static value or a variable from any upstream node in your workflow.
Can I use dynamic inputs from earlier workflow nodes?
Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.
What happens if Asana returns an error?
The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.
Does Create Subtask support batch operations?
Yes. Run Create Subtask inside a Loop node to process arrays. Tiny Command handles Asana's rate limits automatically so you don't have to throttle manually.
More actions
Other Asana actions.
Action
Add Comment
Adds a comment (story) to an Asana task. Used for automation activity logs, AI summary notes, or status broadcasts.
ActionAdd Tag to Task
Adds an existing tag to an Asana task. Used to tag based on AI classification or to auto-categorize incoming tasks.
ActionCreate Section
Creates a new section in an Asana project. Sections organize the task list (or columns in board view); useful for templated project scaffolding.
ActionCreate Task
Creates a new task in an Asana project with name, notes, assignee, due date, section, tags, and custom fields. The standard write action for piping forms or external tickets into Asana.
ActionDelete Task
Deletes a task from Asana by GID. Moves to trash for 30 days before permanent deletion.
ActionGet Project
Retrieves an Asana project by its GID with name, owner, team, members, and custom field settings. Used to enrich a trigger or render a project picker.
Send create subtask from your workflows.
Triggered by anything in the catalog. Free tier available. No credit card.