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- Send Transactional Email
ActionBrevoUpdated May 2026
How do I send a transactional email via Brevo?
Short answer: Drop the "Brevo → Send Transactional Email" action anywhere in your workflow, map the inputs from upstream nodes, and publish.
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 |
|---|---|---|---|
To Email to_email | string | Required | Recipient email address |
To Name to_name | string | Optional | Recipient display name |
Sender Email sender_email | string | Required | Must be a verified sender in your Brevo account |
Sender Name sender_name | string | Optional | Sender Name. e.g. "Your Company" |
Subject subject | string | Required | Subject. Example: Your order has been confirmed |
HTML Content htmlContent | string | Required | HTML body of the email |
Reply-To Email reply_to_email | string | Optional | Email address for replies |
Sample request
{"to_email": "recipient@example.com","to_name": "John Doe","sender_email": "noreply@yourcompany.com","sender_name": "Your Company","subject": "e.g. Your order has been confirmed"}
Returns
{"messageId": "<202401010000.abc123@smtp-relay.brevo.com>"}
Use these fields in downstream nodes for routing, logging, or error handling.
Triggered by
Apps that pair well as the trigger for Send Transactional Email.
Any of these apps can fire this action as part of a workflow.
FAQ
Questions about Send Transactional Email.
What does the Send Transactional Email action do in Brevo?
Sends a one-shot transactional email — pass either HTML body or reference a Brevo template ID with merge parameters. For "password reset, order confirmation, receipt" workflows where each email is unique to the recipient and the moment.
What inputs does Send Transactional Email require?
Required: To Email, Sender Email, Subject, HTML Content. 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 Brevo 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 Send Transactional Email support batch operations?
Yes. Run Send Transactional Email inside a Loop node to process arrays. Tiny Command handles Brevo's rate limits automatically so you don't have to throttle manually.
More actions
Other Brevo actions.
Action
Add Contact to List
Adds an existing contact to a specific Brevo list. If the contact isn't in the account, this fails — use Create Contact first or the upsert pattern. List membership drives campaign targeting.
ActionCreate Contact
Creates or upserts (when updateEnabled=true) a contact with email, attributes, and initial list memberships. The base hook for "form submission → push to Brevo" sync workflows.
ActionDelete Contact
Hard-deletes the contact and history. Irreversible — for GDPR right-to-erasure compliance workflows. For soft removal that preserves engagement history, unsubscribe or move to a suppression list instead.
ActionGet Contact
Returns the contact by email or ID with all attributes and list memberships. The standard lookup for enrichment workflows or for resolving "is this email in Brevo already" before downstream decisions.
ActionList Contacts
Paginated contacts with filters by list, segment, modified date. For sync workflows that mirror Brevo into a warehouse, paginate with the modifiedSince filter to incrementally pull only touched records.
ActionList Brevo Lists
Returns every list in the connected account with name, contact count, folder. Useful for populating list-pickers at workflow setup or for inventorying audience structure.
Send send transactional email from your workflows.
Triggered by anything in the catalog. Free tier available. No credit card.