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ActionAsanaUpdated May 2026

How do I create a subtask in Asana?

Short answer: Drop the "AsanaCreate 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.

FieldTypeRequiredDescription
Parent Task GID
parent_gid
stringRequiredParent Task GID. Example: 1234567890
Subtask Name
name
stringRequiredSubtask Name. Example: Write unit tests
Assignee
assignee
stringOptionalAsana user GID, the literal 'me', or an email belonging to a workspace member.
Due Date
due_on
stringOptionalDue Date. e.g. "YYYY-MM-DD"
Description
notes
stringOptionalDescription
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.

Send create subtask from your workflows.

Triggered by anything in the catalog. Free tier available. No credit card.