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- Create Card
ActionTrelloUpdated May 2026
How do I create a Trello card?
Short answer: Drop the "Trello → Create Card" 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 |
|---|---|---|---|
List ID idList | string | Required | Trello list ID — 24-char hex. Find via List Lists on a board. |
Card Name name | string | Required | Card Name. Example: Review PR #42 |
Description desc | string | Optional | Card description (supports Markdown) |
Position pos | options | Optional | Position. Options: Top, Bottom |
Due Date due | string | Optional | ISO 8601 date |
Member IDs idMembers | string | Optional | Comma-separated Trello member IDs to assign |
Label IDs idLabels | string | Optional | Comma-separated label IDs |
Sample request
{"idList": "e.g. 5abbe4b7ddc1b351ef961414","name": "e.g. Review PR #42","desc": "{{trigger.desc}}","pos": "{{trigger.pos}}","due": "e.g. 2025-06-30T17:00:00.000Z"}
Returns
{"id": "card123","name": "Review PR #42","idList": "list123","shortUrl": "https://trello.com/c/abc123"}
Use these fields in downstream nodes for routing, logging, or error handling.
Triggered by
Apps that pair well as the trigger for Create Card.
Any of these apps can fire this action as part of a workflow.
FAQ
Questions about Create Card.
What does the Create Card action do in Trello?
Creates a new card on a Trello board list with name, description, due date, labels, members, and position. The standard write action for piping forms or tickets into Trello.
What inputs does Create Card require?
Required: List ID, Card 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 Trello 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 Card support batch operations?
Yes. Run Create Card inside a Loop node to process arrays. Tiny Command handles Trello's rate limits automatically so you don't have to throttle manually.
More actions
Other Trello actions.
Action
Add Checklist Item
Adds an item to an existing Trello checklist on a card with optional pre-checked state. Used for templated work breakdowns or for capturing follow-ups from a meeting.
ActionAdd Comment
Adds a comment to a Trello card with optional @mentions. Used for automation activity logs, AI summary notes, or status broadcasts.
ActionAdd Label to Card
Adds a label to a Trello card by label ID. Use to tag cards based on their content (e.g. AI classification) or to auto-categorize new work.
ActionAdd Member to Card
Assigns a member to a Trello card. Used for AI-driven routing or for auto-adding the on-call person to incoming bugs.
ActionArchive Card
Archives (closes) a Trello card. Hidden from the board but recoverable; the reversible alternative to Delete Card.
ActionCreate Board
Creates a new Trello board with name, optional template, and default lists. Useful for templated project provisioning per customer.
Send create card from your workflows.
Triggered by anything in the catalog. Free tier available. No credit card.