ActionMarketoUpdated September 2026

How do I upsert a Marketo lead?

Short answer: You can marketo create or update lead in Marketo by hand from its own interface, but it won’t repeat itself. On TinyCommand, add the Marketo Marketo Create or Update Lead action to a workflow, map its 7 inputs from any upstream app, and it runs automatically every time the trigger fires. No code, and a free tier to start.

Marketo Create or Update Lead in Marketo — start free
Inputs

The fields this action accepts.

Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.

FieldTypeRequiredDescription
Email
email
stringRequiredThe email address. Used as the recipient or identifier depending on context.
First Name
firstName
stringOptionalContact's first (given) name.
Last Name
lastName
stringOptionalContact's last (family) name.
Company
company
stringOptional
Phone
phone
stringOptionalPhone number in E.164 format (with country code, no spaces).
Lookup Field
lookupField
optionsOptional
Action
action
optionsOptional
Sample request
{
"email": "e.g. user@example.com",
"firstName": "e.g. Jane",
"lastName": "e.g. Doe",
"company": "{{trigger.company}}",
"phone": "e.g. +14155551234"
}
Returns
{
"result": [
{
"id": 12345,
"status": "created"
}
],
"success": true,
"requestId": "abc"
}

Use these fields in downstream nodes for routing, logging, or error handling.

Triggered by

Apps that pair well as the trigger for Marketo Create or Update Lead.

Any of these apps can fire this action as part of a workflow.

FAQ

Questions about Marketo Create or Update Lead.

What does the Marketo Create or Update Lead action do in Marketo?
Upsert by email — Marketo's dedupe pattern. Sets standard fields plus custom fields. The base hook for "external lead source → push to Marketo with idempotent semantics".
What inputs does Marketo Create or Update Lead require?
Required: Email. 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 Marketo returns an error?
The run history shows the failed step with its input and the error message Marketo returned, so you can fix the input and run the workflow again. Automatic retries are built into HTTP steps only, where you can also set your own retry count and delay.
Does Marketo Create or Update Lead support batch operations?
Run Marketo Create or Update Lead inside a loop to process each item in an array. TinyCommand does not throttle calls for you, so for large arrays add a Delay step if you need to stay within Marketo's rate limits.
More actions

Other Marketo actions.

Marketo Create or Update Lead in Marketo — start free