Loops

Documentation for Loops, the email platform for software companies.

Docs

• Billing: How Loops billing works, including plan tiers, contact limits, and how to manage your subscription.
• Change your login email: How to update the email address you use to log in to Loops.
• Notifications: Learn how to receive notifications about new Loops contacts in external tools.
• Team members: How to add and manage team members in your Loops account.
• Team switcher: Learn how to create and connect multiple Loops accounts with one email address.
• CSV Upload: Easily add contacts to Loops by uploading a CSV file.
• Add contacts via integrations: Connect Loops to external platforms to automatically add contacts to your audience.
• Add and update contacts with the Loops API: Loops provides a REST API to manage your contacts.
• API key: Test that an API key is valid.
• API Changelog: Stay up-to-date with changes to our API and webhooks.
• Check contact suppression status: Check if a contact is suppressed by email address or user ID.
• Complete an upload: Finalize an image upload after the file has been uploaded to the pre-signed URL.
• Create a campaign: Create a new draft campaign and associated email message.
• Create contact: Create a new contact with an email address and any other contact properties.
• Create contact property: Create a new contact property.
• Create an upload: Request a pre-signed URL to upload an image asset.
• List dedicated sending IP addresses: Retrieve a list of Loops' dedicated sending IP addresses.
• Delete contact: Delete a contact by email address or user ID.
• API Examples: Code examples of how to use the Loops API and SDKs.
• Campaigns API examples: Copy/paste code examples for creating campaigns, updating email messages using content revisions, and querying themes/components for LMX.
• Contacts API examples: Copy/paste code examples for managing contacts with the Loops API and SDKs, including create, update, find, and delete requests with sample payloads.
• Events API examples: Copy/paste code examples for sending events to Loops via API and SDKs to trigger workflows and attach event properties, with sample payloads.
• Transactional email API examples: Copy/paste code examples for sending transactional email with Loops via API and SDKs, including data variables, attachments, and error handling.
• Find contact: Find a contact by email address or user ID.
• Get a campaign: Retrieve a single campaign by ID.
• Get a component: Retrieve a single component by ID.
• Get an email message: Retrieve an email message, including its compiled LMX content.
• Get a theme: Retrieve a single theme by ID.
• API Introduction: Use the Loops REST API to manage contacts, send events, and send transactional email. Learn authentication, rate limits, and request/response examples.
• List campaigns: Retrieve a paginated list of campaigns.
• List components: Retrieve a paginated list of email components.
• List contact properties: Retrieve a list of your account's contact properties.
• List mailing lists: Retrieve a list of your account's mailing lists.
• List themes: Retrieve a paginated list of email themes.
• List transactional emails: Retrieve a list of your transactional emails.
• Remove suppression for a contact: Remove suppression for a contact by email address or user ID.
• Send event: Send events to trigger workflows.
• Send transactional email: Send a transactional email to a contact.
• Update a campaign: Update a draft campaign's name.
• Update contact: Update or create a contact.
• Update an email message: Update fields on an email message.
• CLI Introduction: The official command-line interface for Loops. Manage contacts, send events, and deliver transactional emails from your terminal.
• Auth: Log in, switch teams, and manage stored API keys.
• Campaigns: Create, list, and update draft campaigns.
• Completion: Set up shell autocompletion for the Loops CLI.
• Components: View saved email components.
• Contact properties: Create and list contact properties.
• Contacts: Create, update, find, and delete contacts, and manage suppression.
• Email messages: Get and update draft email messages.
• Events: Send events to trigger automations.
• Lists: View your mailing lists.
• Themes: View saved email themes.
• Transactional: Send and manage transactional emails.
• Uploads: Upload files as email assets.
• Contact activity timeline: The contact activity timeline is a great way to see all the activity for a specific contact.
• Delete contacts: Remove contacts from your audience.
• Double opt-in: Require and manage subscription confirmations for new contacts.
• Email blocklist: Stop certain email addresses or domains from being added to your audience.
• Export contacts: Download CSVs of your contact data.
• Filters and Segments: How to send emails to specific groups of contacts and save segments for future use.
• List management: Organize contacts and offer a subscriber preference center with mailing lists.
• Contact properties: How to add, edit and delete contact properties.
• Contact suppression: Check suppression status and remove suppressions with the API.
• Components: Create reusable Loops components for your emails.
• Duplicating emails: Reuse basic elements of an email or create email templates.
• The editor: Loops' email editor has writing mode, themes, dynamic personalization, reusable content blocks, keyboard/Markdown shortcuts and more.
• Arrays: Arrays let you add repeatable content blocks to transactional emails, populated at send time via data variables.
• Buttons: Add styled, clickable buttons to your Loops emails.
• Code blocks: Add code blocks to your email
• Columns: Arrange email content side-by-side with layouts of 2 to 4 columns.
• Dividers: Separate or group content in your Loops emails with dividers.
• Images: Insert and link images in Loops emails, including dynamic images sourced from contact properties, event properties, or data variables.
• Links: Add static and dynamic links to text, images, and buttons in your Loops emails.
• Markdown: Write and format Loops email content with Markdown shortcuts for headings, lists, quotes, bold, and links.
• Sections: Group blocks into reusable sections to structure your email layout.
• Social icons: Add a row of social platform icons to your Loops email footer.
• Videos: Email clients do not widely support embedded video. Instead use an image or GIF.
• Font support: Font support via Google Fonts is now available in Loops.
• Guardian: Sending emails protected by Guardian.
• LMX: Use Loops Markup Language for email content
• Personalizing emails: Add context and personalization to emails.
• Sending settings: Set sender name, from/reply, subject/preview, and CC/BCC for emails you send with Loops.
• Styling emails: Learn how to edit emails in the Loops editor.
• Translating emails: Loops provides an automated way to translate your emails.
• Uploading a custom email: Use Loops with Emailify, Email Love or MJML.
• Using templates: Use Loops templates to draft emails faster: choose a template, customize content, and reuse components.
• Add a sending avatar: Set up your email sending avatar through third-party platforms like Gmail and Outlook.
• Sending emails to Apple “Hide my email” addresses: Ensure Loops emails reach Apple Hide My Email addresses by registering your sending domain with Apple.
• DMARC and DKIM setup: How SPF, DKIM, and DMARC work with Loops, what records you copy into DNS during domain setup, and how to progress your DMARC policy over time.
• Insights from Google Postmaster: Gmail doesn't report spam reports to Loops, so setting up Google Postmaster is key to getting an idea of your deliverability performance in Gmail.
• Improve your inbox placement: If your emails are not landing in the inbox folder you expect, here are some tips to improve your inbox placement.
• Maintaining a clean list: A clean list is a happy list. Here’s how to keep your list clean and your emails deliverable.
• Migrating domains: Switching to a new sending domain.
• Deliverability optimization: How we monitor sends to increase the deliverability of your emails.
• Reducing product email bounce rate: How to reduce product email bounce rate: hard vs soft bounces, what Loops handles automatically, and the actions you can take when your rate is too high.
• Sending from multiple domains: The pros and cons of sending from multiple domains and how to do so in Loops.
• Subdomains vs root domains: Most email services (including Loops) prefer sending emails from subdomains (hey.company.com) over root domains (company.com).
• Building your sender reputation: Understanding how to build your sender reputation.
• Sending to large audiences: Tips for sending emails to a large group of new contacts.
• Sending transactional emails to group inboxes: Learn how to ensure transactional emails can be delivered to your group inbox.
• Email open rates: Understand how open rates can be affected by clients and networks.
• Shortened YouTube links warning: Information about shortened YouTube links being flagged in Gmail.
• Events: trigger automated emails with Loops: Events let you trigger workflows and emails when something happens in an external platform.
• Event properties: Learn how to use event properties to personalize your emails.
• Custom form: Integrate with Loops via a form endpoint, which will work with any type of custom form solution you have set up.
• Simple form: Collect signups from any web page with a customizable form.
• Recipe: Active 30-day users segment: A reusable segment of contacts active in the last 30 days, ideal for warming a sender reputation and targeting engaged users with product updates.
• Send emails from Bolt.new: How to integrate Loops transactional emails into a Bolt application.
• Bubble API Connector: Send data to Loops from Bubble using the API Connector plugin.
• Recipe: Churn risk segment and re-engagement workflow: Define a churn risk segment based on inactivity signals, then automate a re-engagement sequence for those users.
• Dark mode support in emails: Understanding dark mode support in email clients and best practices for consistent rendering.
• Set up a welcome email sequence for new Ghost members: Send automated email sequences to new Ghost subscribers using Zapier and Loops.
• Why we don't support HTML emails: Understanding why Loops doesn't support HTML email content and the benefits of our approach.
• Guides for onboarding, deliverability, and lifecycle emails.: Browse Loops guides on onboarding, deliverability, lifecycle emails, integrations, and more.
• Recipe: SaaS customer lifecycle emails: How to send onboarding, dunning and churn emails to your customers with workflows.
• Set up Loops in Next.js: How to send email from your Next.js project with Loops.
• Recipe: Onboarding completion workflow: Send a congratulatory email the moment a user finishes your onboarding checklist, plus a next-step nudge if they don't.
• Your first onboarding emails: Some best practices for building your sender reputation with onboarding emails.
• Open rates are a vanity metric: Email open rates are unreliable due to privacy changes like Apple Mail Privacy Protection. Learn what to track instead when measuring engagement.
• Recipe: Product updates: Our updated, definitive guide for sending product updates.
• Retrigger a Workflow: Backfill contacts into a workflow.
• Recipe: Scheduled digest email: How to send a daily, weekly or monthly email with a summary of what's happened in your app.
• How to resend a campaign to new subscribers: A quick guide for sending a campaign to subscribers who signed up since you sent it out.
• Transactional vs marketing email: When to use transactional email, when to use marketing email, and how Loops keeps the two separate so neither hurts the other.
• Recipe: Upgrade upsell workflow: Trigger an upsell sequence when a free-plan user hits a usage threshold that a paid plan would solve.
• What is BIMI?: Learn what BIMI is, how it works, and how to set up a BIMI record for your sending domain.
• What is DNS?: A beginner’s guide to DNS and the DNS records (MX, TXT, CNAME) used for sending email.
• Integrations: Browse Loops integrations to sync contacts and trigger emails from around the internet.
• Auth0 integration: Send Auth0 authentication emails with Loops.
• Auth.js: Send Auth.js magic link emails with Loops.
• Auto BCC: Import emails and contacts to your CRM by adding a BCC address to your marketing emails.
• Better Auth: Use Loops as the email sender for Better Auth authentication emails.
• Bubble integration: Connect Bubble to Loops with our plugin to add contacts, trigger workflows, and send transactional email.
• Carrd integration: Enable sign ups to Loops using a native Carrd form.
• Clay integration: Learn how to sync data between Clay and Loops.
• Clerk integration: Sync contacts and send emails triggered by events in Clerk.
• Fivetran integration: Send user data from your data warehouse to Loops via Fivetran.
• Framer integration: Enable signups from your Framer site using an in-built or custom Loops component.
• Incoming webhooks: Send data to Loops from supported platforms using webhooks.
• Integrately: Connect Loops to over a thousand apps.
• Make integration: Utilize our official Make integration to manage contacts and send email.
• Novu integration: Send Novu email notifications with Loops SMTP.
• PostHog: Send events and contacts data to Loops from PostHog.
• RudderStack: Connect Loops to hundreds of apps to manage contacts and send emails.
• Segment: Utilize our official Segment integration to manage contacts and send email.
• Stripe integration: Sync contacts and send emails triggered by events in Stripe.
• Supabase integration: Sync contacts and send emails triggered by events in Supabase.
• Webflow integration: Enable signups from your site using a native Webflow form.
• Zapier integration: Connect Loops to thousands of apps to manage contacts and send email.
• Quickstart: Get started with Loops: set up your sending domain, import contacts, create your first email, and trigger messages with events, API, or integrations.
• Loops SDKs: Official and community SDKs to integrate Loops into your application.
• Go SDK: The official Loops SDK for Go.
• JavaScript SDK: The official Loops SDK for JavaScript, with full TypeScript support.
• Nuxt module: The official Loops Nuxt module.
• PHP SDK: The official Loops PHP package.
• Ruby SDK: The official Loops SDK for Ruby.
• Security and Vulnerability Reporting: How to report security or vulnerability issues.
• Setting up your domain: Steps for adding a sending domain to your account.
• Sending your first email: A guide for creating and sending emails with Loops, including setup steps and sending best practices.
• Agent Skills: Make your agent work with Loops using skills.
• Send with SMTP: Send Loops emails over SMTP.
• Django SMTP: Send transactional emails from your Django project using Loops' SMTP service.
• Laravel: Send transactional emails from your Laravel project using Loops' SMTP service.
• Ruby on Rails: Send transactional emails from your Rails project using Loops' SMTP service.
• Supabase SMTP: Configure your Supabase account to send authentication emails with Loops.
• Transactional email: Learn how to send, test, and troubleshoot transactional email in Loops.
• Attachments: How to send attachments with your transactional email.
• Types of emails: Learn about the three types of emails that you can send with Loops: Campaigns, Workflows, and Transactional.
• Webhooks: Learn about receiving event notifications with webhooks, including setup steps and payload examples.
• Workflows: Workflows let you send emails based on something happening, like a contact property updating, a new contact being created or an external event happening in another platform.
• Branching workflows: Branching allows you to send different emails based on a contact's properties within a single workflow.
• Experiments: Learn how to use experiments to test different versions of your emails.
• Pausing workflows: Learn how to pause and stop a workflow to control the sending of emails.
• Triggering workflows: Learn how to trigger a workflow to start sending emails.

OpenAPI Specs

• settings