Add new form respondents to mailing lists

When a user submits a response in Customer Fields, automatically create or update their subscriber details in Brevo and add them to the appropriate marketing list.

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See all Customer Fields + Brevo integrations or talk to a human

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How Knit builds this workflow

The Agent researches both APIs and wires the trigger on one side to the action on the other — no pre-built connector required. Here is the vocabulary it has to work with.

Customer Fields Explore Customer Fields →

Triggers

New form response

Fires when a form is submitted in Customer Fields.

Survey completed

Fires when a respondent finishes a survey in Customer Fields.

Response updated

Fires when an existing response is edited in Customer Fields.

Actions

Create or update form

Creates or updates a form or survey in Customer Fields.

Retrieve a response

Looks up a specific form response in Customer Fields.

Add a respondent

Adds a respondent or contact to a form in Customer Fields.

Brevo Explore Brevo →

Triggers

New subscriber added

Fires when a new subscriber is added in Brevo.

Subscriber unsubscribed

Fires when a contact unsubscribes in Brevo.

Email opened or clicked

Fires when a subscriber opens or clicks a campaign in Brevo.

Actions

Add or update a subscriber

Creates or updates a subscriber in Brevo.

Unsubscribe a contact

Unsubscribes a contact in Brevo.

Add a subscriber to a list

Adds a subscriber to a list or segment in Brevo.

Send a transactional email

Sends a one-off transactional email via Brevo.

Send confirmation emails after survey submission Once a survey is completed in Customer Fields, immediately send a transactional follow-up email from Brevo to thank the respondent. See details

Pre-populate survey respondents from engaged email clicks When a subscriber clicks a promotional link in Brevo, automatically create a respondent record in Customer Fields to streamline their survey experience. See details

See all Customer Fields + Brevo integrations → · Browse the full workflow library →

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FAQ

Common questions

Can Knit build “Add new form respondents to mailing lists” between Customer Fields and Brevo?

Yes — describe it in the box above and Knit's Integrations Agent researches Customer Fields and Brevo's public API docs (or your own uploaded docs) and builds a working workflow, whether or not either app already has a pre-built connector.

How long does it take to build?

Minutes to a first working version, not weeks — you test it against real data before it goes anywhere near production.

What happens when someone completes a survey in Customer Fields?

You can automatically add or update their contact profile in Brevo and assign them to specific mailing lists based on their survey answers.

Can email engagement in Brevo initiate a survey request?

Yes, when a contact clicks a specific link in Brevo, you can automatically add them as a respondent or send them a transactional email linking to a relevant Customer Fields form.