Linear: Add Comment
Actionaction.linear_add_comment
action.linear_add_comment
Posts a comment on an existing Linear issue from a flow. Use it to leave an automated note when a flow runs — a status update, a link to a build, the result of an AI step — directly on the issue thread your team is already watching.
This node requires a connected Linear account. Connect your workspace in Settings → Integrations before using it. See Integrations for how account connections work.
Ports
| Direction | Name | Data Type | Description |
|---|---|---|---|
| Input | Input | Any | Incoming payload for issue ID and comment interpolation |
| Output | Output | JSON | The posted comment's URL and ID |
Configuration
| Field | Type | Default | Description |
|---|---|---|---|
| Account | Account Picker | — | The connected Linear workspace to post into. Configure connections in Settings → Integrations. |
| Issue ID | Text | — | Issue UUID or identifier such as WAT-123. Supports {{var}} interpolation — commonly fed {{linear.id}} from a preceding Linear: Create Issue node. |
| Comment | Textarea | — | Comment body in Markdown. Supports {{var}} interpolation. |
Output Variables
| Variable | Type | Description |
|---|---|---|
| linearComment.url | String | Web URL of the posted comment |
| linearComment.id | String | Internal comment UUID |
Example
Create a Linear issue, then post a follow-up comment on it: