Update Contact: Constant Contact action

Inputs

The fields this action accepts.

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

Field	Type	Required	Description
Contact ID contact_id	string	Required	Contact UUID
Email email_address	string	Required	Email address (required by API even on update)
First Name first_name	string	Optional	First Name
Last Name last_name	string	Optional	Last Name
Company company_name	string	Optional	Company name
Job Title job_title	string	Optional	Job title
Update Source update_source	options	Optional	Who initiated the update

Sample request

{
  "contact_id": "06d4ca6a-3122-11ee-a32f-fa163e56c9b0",
  "email_address": "user@example.com",
  "first_name": "John",
  "last_name": "Doe",
  "company_name": "Acme Inc"
}

Returns

{
  "last_name": "Doe",
  "contact_id": "06d4ca6a-3122-11ee-a32f-fa163e56c9b0",
  "first_name": "John",
  "updated_at": "2026-04-11T10:00:00Z",
  "email_address": {
    "address": "user@example.com"
  }
}

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

FAQ

Questions about Update Contact.

What does the Update Contact action do in Constant Contact?

Partial update on a contact's fields. Only passed fields change. For "enrichment from external source → write back to CC" or "subscription preference changed → reflect in segment data" sync patterns.

What inputs does Update Contact require?

Required: Contact ID, 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 Constant Contact returns an error?

The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.

Does Update Contact support batch operations?

Yes. Run Update Contact inside a Loop node to process arrays. Tiny Command handles Constant Contact's rate limits automatically so you don't have to throttle manually.

More actions