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MailerLite

MailerLite is an email marketing and automation platform. The current REST API exposes subscribers, groups, segments, fields, campaigns, automations, forms, webhooks, and more, with a deprecated Classic API still serving legacy accounts.

2 APIs 0 Features
Email MarketingAutomationNewslettersSubscribers

APIs

MailerLite API

The MailerLite REST API supports Bearer-token authentication using account-issued API keys. It exposes subscribers, groups, segments, fields, campaigns, automations, forms, webh...

MailerLite Classic API (Legacy)

The MailerLite Classic API serves legacy MailerLite Classic accounts. New integrations should target the current API at connect.mailerlite.com.

Resources

🔗
Website
Website
🌐
Portal
Portal
👥
GitHubOrganization
GitHubOrganization
💰
Pricing
Pricing
🔗
Plans
Plans
🔗
RateLimits
RateLimits
🔗
FinOps
FinOps

Sources

apis.yml Raw ↑
aid: mailerlite
url: https://raw.githubusercontent.com/api-evangelist/mailerlite/refs/heads/main/apis.yml
name: MailerLite
x-type: company
description: >-
  MailerLite is an email marketing and automation platform. The current REST API exposes
  subscribers, groups, segments, fields, campaigns, automations, forms, webhooks, and
  more, with a deprecated Classic API still serving legacy accounts.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - Email Marketing
  - Automation
  - Newsletters
  - Subscribers
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: mailerlite:mailerlite-api
    name: MailerLite API
    humanURL: https://developers.mailerlite.com/docs/
    baseURL: https://connect.mailerlite.com/api
    tags:
      - Email Marketing
      - Subscribers
      - Campaigns
      - Automations
      - Forms
      - Webhooks
    description: >-
      The MailerLite REST API supports Bearer-token authentication using account-issued
      API keys. It exposes subscribers, groups, segments, fields, campaigns, automations,
      forms, webhooks, batched requests, and more. Versioning is controlled with the
      X-Version header.
    properties:
      - type: Documentation
        url: https://developers.mailerlite.com/docs/
      - type: Authentication
        url: https://developers.mailerlite.com/docs/#authentication
      - type: SDK
        title: PHP SDK
        url: https://github.com/mailerlite/mailerlite-php
      - type: SDK
        title: Node.js SDK
        url: https://github.com/mailerlite/mailerlite-nodejs
      - type: SDK
        title: Python SDK
        url: https://github.com/mailerlite/mailerlite-python
      - type: SDK
        title: Go SDK
        url: https://github.com/mailerlite/mailerlite-go
      - type: SDK
        title: Ruby SDK
        url: https://github.com/mailerlite/mailerlite-ruby
  - aid: mailerlite:mailerlite-classic-api
    name: MailerLite Classic API (Legacy)
    humanURL: https://classic.developers.mailerlite.com/
    baseURL: https://api.mailerlite.com/api/v2
    tags:
      - Email Marketing
      - Legacy
      - Deprecated
    description: >-
      The MailerLite Classic API serves legacy MailerLite Classic accounts. New integrations
      should target the current API at connect.mailerlite.com.
    properties:
      - type: Documentation
        url: https://classic.developers.mailerlite.com/
common:
  - type: Website
    url: https://www.mailerlite.com/
  - type: Portal
    url: https://developers.mailerlite.com/
  - type: GitHubOrganization
    url: https://github.com/mailerlite
  - type: Pricing
    url: https://www.mailerlite.com/pricing
  - type: Plans
    url: plans/mailerlite-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/mailerlite-rate-limits.yml
  - type: FinOps
    url: finops/mailerlite-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]