List forms in the Marketo instance. Filter by approval status (approved/draft) and paginate with maxReturn/offset. Returns form metadata including URL, status, and folder location.

Retrieve a single form by its numeric ID. Returns full form metadata including fields, submit button, and thank-you page configuration.

Clone an existing form into a destination folder. The cloned form is created in draft status and must be approved before use.

Approve a draft form, making it available for use in landing pages and embeds. Optionally include an approval comment.

List smart lists in the Marketo instance. Paginate with maxReturn (default 200) and offset. Returns smart list metadata including filter rules and folder location.

Retrieve a single smart list by its numeric ID. Returns the smart list definition including filter rules and membership criteria.

List all program channels in the instance. Channels define the progression statuses available to programs (e.g., Webinar: Invited > Registered > Attended).

Retrieve a single channel by its numeric ID. Returns the channel definition including progression statuses and their success mappings.

Create a new program channel. Channels must have a unique name and type. The type determines which program types can use this channel.

Update an existing channel's properties (name, description, type). Cannot change progression statuses after creation.

Delete a channel by ID. Fails if any programs are currently using this channel.

Retrieve a lead by its numeric Marketo ID. Optionally specify which fields to return (defaults to standard fields). Returns lead record with all requested field values.

Look up a lead by email address using the Marketo leads filter API. Optionally specify which fields to return. Returns matching lead records.

Bulk create or update leads (upsert). Accepts an array of lead records with standard and custom fields. Deduplicates by lookupField (default: email). Max 300 leads per call.

Permanently delete a lead by its numeric ID. This action cannot be undone.

Fetch activity records for a specific lead. Filter by activity type IDs (e.g., 1=Visit Webpage, 2=Fill Out Form, 6=Send Email). Supports cursor-based pagination via nextPageToken.

Fetch field-change history for a specific lead. Optionally filter to specific field names. Useful for auditing data changes and tracking lead lifecycle progression.

Get all static lists that a lead belongs to. Supports cursor-based pagination via nextPageToken. Returns list IDs and names.

Add one or more leads to a static list by list ID. Accepts an array of lead IDs. Max 300 leads per call.

Remove one or more leads from a static list. Accepts an array of lead IDs. Max 300 leads per call.

List programs in Marketo. Filter by type (filterType: id, programType, folder, tag) with filterValues, or by date range (earliestUpdatedAt/latestUpdatedAt). Paginate with maxReturn/offset. Returns program metadata including channel, status, costs, and tags.

Retrieve a single program by its numeric ID. Returns full program metadata including channel, status, costs, tags, and folder path.

Clone an existing program into a destination folder. Clones all local assets (emails, landing pages, smart campaigns) within the program. The cloned program is created with the same channel.

Get leads that are members of a specific program. Optionally specify which fields to return. Supports cursor-based pagination via nextPageToken. Returns member status alongside lead data.

List email assets in Marketo. Filter by approval status (approved/draft) and paginate with maxReturn/offset. Returns email metadata including subject line, from address, and template ID.

Retrieve a single email by its numeric ID. Returns full email metadata including subject, from address, reply-to, template, and folder location.

Send a sample/preview of an email to a specified email address. Optionally render with a specific lead's data by passing leadId. Useful for QA before approving.