Linear MCP integration

Create attachment

Deprecated fallback for tiny files only. Accepts base64 file content, verifies SHA-256 checksum, and uploads it through the MCP worker. Prefer `prepare_attachment_upload` plus direct PUT plus `create_attachment_from_upload`. CRITICAL: Do not print base64Content and then copy it into this tool call.…

Create attachment from upload

Link an already-uploaded Linear assetUrl to an existing issue as an attachment. Use this only after: 1. prepare_attachment_upload returned an assetUrl and uploadRequest. 2. The client successfully PUT raw file bytes to uploadRequest.url. This tool does not upload file content. It only creates the L…

Create initiative label

Create a new Linear initiative label. Deprecated: use `save_initiative_label`, which can also update labels.

Create issue label

Create a new Linear issue label. Deprecated: use `save_issue_label`, which can also update labels.

Delete attachment

Delete an attachment by ID

Delete comment

Delete a Linear comment. Inline description comments (those with non-null `quotedText`) anchor a mark in the editor, so their root cannot be deleted — delete the replies individually or resolve the thread instead.

Delete customer

Delete a customer in Linear

Delete customer need

Archive a customer need in Linear

Delete diff comment

Delete a comment or persisted draft from a Linear diff

Delete status update

Delete (archive) a project or initiative status update.

Extract images

Extract and fetch images from markdown content. Use this to view screenshots, diagrams, or other images embedded in Linear issues, comments, or documents. Pass the markdown content (e.g., issue description) and receive the images as viewable data.

Get agent skill

Retrieve a Linear Agent skill by ID, including its full markdown instructions.