# Unione UniOne is an email delivery service offering a versatile Web API and SMTP API for sending transactional and marketing emails. - **Category:** transactional email - **Auth:** API_KEY - **Composio Managed App Available?** N/A - **Tools:** 32 - **Triggers:** 0 - **Slug:** `UNIONE` - **Version:** 20260429_00 ## Tools ### Delete Event Dump **Slug:** `UNIONE_DELETE_EVENT_DUMP` Tool to delete an event dump file and remove it from the queue or storage. Use when you need to clean up an existing event dump by its dump_id. ### Delete Template **Slug:** `UNIONE_DELETE_TEMPLATE` Tool to delete a template by ID. Use when you need to permanently remove a template from the account. ### Delete Webhook **Slug:** `UNIONE_DELETE_WEBHOOK` Tool to delete a webhook event notification handler by its URL. Use when you need to stop receiving callback notifications for a specific webhook. ### UniOne Email Balance **Slug:** `UNIONE_EMAIL_BALANCE` Tool to retrieve current account balance. Use when you need to check your email usage and limits before sending large campaigns. ### Cancel Scheduled Email **Slug:** `UNIONE_EMAIL_CANCEL` Tool to cancel a scheduled transactional email by its job ID. Use when you need to stop a pending email send before it's dispatched. ### UniOne Email Domain Management **Slug:** `UNIONE_EMAIL_DOMAIN` Tool to manage sender domains in UniOne. Use when you need DNS records for verification, trigger verification or DKIM checks, list domains, or delete a domain. ### Get Email Event **Slug:** `UNIONE_EMAIL_EVENT_GET` Tool to retrieve details of a specific email event by its ID. Use when you need event information for auditing or diagnostics. ### Get Email Send Job **Slug:** `UNIONE_EMAIL_GET` Tool to retrieve detailed information about a specific email send job. Use when you need its delivery metrics and history. ### UniOne Email List (Export) **Slug:** `UNIONE_EMAIL_LIST` Tool to export email events within a specified time frame. It creates an asynchronous event dump which can later be downloaded and parsed using UNIONE_EVENT_DUMP_GET. ### Resend Sent Email **Slug:** `UNIONE_EMAIL_RESEND` Tool to resend a previously sent email by its job ID. Use when you need to trigger a resend of an email that has already been sent and you have the original job ID. ### UniOne Email Resubscribe **Slug:** `UNIONE_EMAIL_RESUBSCRIBE` Tool to resubscribe a recipient who previously unsubscribed. Use when you need to restore a user's subscription status after they opt in again. ### Resume Paused Email **Slug:** `UNIONE_EMAIL_RESUME` Tool to resume a paused transactional email by its job ID. Use when you need to restart a paused pending email send. ### UniOne Email SMTP Configuration **Slug:** `UNIONE_EMAIL_SMTP` Tool to retrieve SMTP server details and credentials. Use when you need to configure your mail client or library for SMTP sending. ### UniOne Email Statistics **Slug:** `UNIONE_EMAIL_STATISTICS` Tool to retrieve email sending statistics over a specified time range. This action uses UniOne's event-dump aggregate API under the hood to compute daily statistics. ### UniOne Email Unsubscribe **Slug:** `UNIONE_EMAIL_UNSUBSCRIBE` Tool to unsubscribe an email from future emails. Use when you need to stop all further transactional emails. ### Batch Email Validation **Slug:** `UNIONE_EMAIL_VALIDATE_BATCH` Tool to validate multiple email addresses in a batch. Use when you need to verify deliverability for a list of emails at once. ### Remove Email from Suppression List **Slug:** `UNIONE_EMAIL_VALIDATE_DELETE` Tool to remove an email from the suppression list. Use when you need to re-enable sending emails to an address that was previously unsubscribed or suppressed. ### Retry Email Validation **Slug:** `UNIONE_EMAIL_VALIDATE_RETRY` Tool to retry an email validation request. Updated to re-run validation via the official single validation endpoint using the provided email address. ### UniOne Email Webhook Types **Slug:** `UNIONE_EMAIL_WEBHOOK_TYPES` Tool to retrieve supported email webhook event types. Use when configuring your webhook callbacks. ### Create Event Dump **Slug:** `UNIONE_EVENT_DUMP_CREATE` Tool to create an asynchronous CSV event dump. Use when you need to export transactional email events for a specified time window. ### UniOne Event Dump List **Slug:** `UNIONE_EVENT_DUMP_LIST` Tool to retrieve the full list of event dumps. Use when you need to view all existing event-dump tasks. ### Get Event Dump **Slug:** `UNIONE_GET_EVENT_DUMP` Tool to retrieve the status and download URLs of an event dump. Use when you need to check if a dump is ready and get its files. ### Get Email Suppression Details **Slug:** `UNIONE_GET_SUPPRESSION` Tool to check if an email is suppressed and retrieve the reason and date. Use when verifying why an email cannot receive messages. ### Get Template **Slug:** `UNIONE_GET_TEMPLATE` Tool to get template properties by ID. Use when you need to retrieve the full template configuration and content for a specific template. ### Get Webhook Configuration **Slug:** `UNIONE_GET_WEBHOOK` Tool to retrieve webhook configuration by its URL. Use when you need to check the current settings of an event notification handler. ### Schedule Email **Slug:** `UNIONE_SCHEDULE_EMAIL` Tool to schedule a transactional email up to 24 hours ahead. Use when you need to send an email at a specific future time. ### Suppression List **Slug:** `UNIONE_SUPPRESSION_LIST` Tool to return the suppression list since a given date. Use when auditing bounced, unsubscribed, or blocked recipients. ### Delete Tag **Slug:** `UNIONE_TAG_DELETE` Tool to delete a specific tag. Use when you have confirmed the tag ID you wish to remove. ### UniOne Tag List **Slug:** `UNIONE_TAG_LIST` Tool to retrieve all user-defined tags. Use when you need to fetch the full list of tags after authentication. ### UniOne Template List **Slug:** `UNIONE_TEMPLATE_LIST` Tool to list email templates. Use when you need to retrieve available templates for transactional emails. ### Set Template **Slug:** `UNIONE_TEMPLATE_SET` Tool to set or update an email template. Use when you need to create or modify transactional email templates before sending messages. ### Set Webhook **Slug:** `UNIONE_WEBHOOK_SET` Tool to set or edit a webhook event notification handler. Use when you need to configure your webhook for event callbacks.