List all workflows. Optionally filter by active status and limit results.

Retrieve a workflow by ID, including nodes, connections and settings.

Create a new workflow. Provide the workflow JSON (name, nodes, connections, settings).

Update an existing workflow. Send the complete workflow object (get it first with n8n_get_workflow).

Permanently delete a workflow by ID.

Activate a workflow for production. Requires at least one trigger node.

Deactivate a workflow (stops listening for triggers).

Trigger a workflow execution. Optionally send input data.

List all tags associated with a specific workflow.

Replace all tags on a workflow. Send an array of tag IDs.

List workflow executions. Filter by workflowId, status, limit and cursor.

Get the status and result data of a specific execution.

Permanently delete an execution record by ID.

List data tables with optional filtering, sorting and pagination.

Create a data table with typed columns (string, number, boolean, date, json).

Retrieve metadata (columns, name, ID) of a data table.

List rows from a data table with optional filter, search, sorting and pagination. Filter is a JSON string with {type, filters} structure.

Insert one or more rows. Each row is an object with column names as keys.

Update rows matching a filter. Conditions: eq, neq, like, ilike, gt, gte, lt, lte.

Update a row if it exists (by filter) or insert a new one.

Delete rows matching a filter. The filter is required (JSON string).

List all tags in the n8n instance.

Retrieve a tag by ID.

Create a new tag with the given name.

Rename an existing tag.

Delete a tag by ID. This does not affect workflows that used this tag.

List all credentials (names and types only — data is redacted).

Create a new credential. Use n8n_get_credential_schema to discover the required fields for a type.

Permanently delete a credential by ID.

Get the JSON schema for a credential type, showing required and optional fields.

List all users in the n8n instance (requires owner role).

Retrieve a user by ID or email.

Delete a user by ID (requires owner role). Workflows owned by this user must be transferred first.

List all environment variables stored in n8n.

Create a new environment variable in n8n (key-value pair).

Delete an environment variable by ID.

List all projects (Enterprise feature).

Create a new project (Enterprise feature).

Rename an existing project (Enterprise feature).

Delete a project by ID (Enterprise feature).

Generate a security audit report for the n8n instance. Categories: credentials, database, filesystem, instance, nodes.

Check connectivity to the n8n instance and verify the API is reachable.

Trigger a workflow via its webhook URL. Use isTest=true for test webhooks. The webhookPath is the path configured in the Webhook node.