Campaign Monitor

Campaign Monitor API

REST API for managing email campaigns, subscriber lists, transactional emails, segments, journeys, templates, and campaign performance analytics.

GitHub

Documentation

📖
Documentation
https://www.campaignmonitor.com/api/v3-3/getting-started/
📖
GettingStarted
https://www.campaignmonitor.com/api/v3-3/getting-started/
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/authentication/campaignmonitor-authentication.yml

Other Resources

🔗
OAuthScopes
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/scopes/campaignmonitor-scopes.yml
🔗
ErrorCatalog
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/errors/campaignmonitor-error-codes.yml
🔗
DataModel
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/data-model/campaignmonitor-data-model.yml
🔗
Webhooks
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/asyncapi/campaignmonitor-webhooks.yml
🔗
Conventions
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/conventions/campaignmonitor-conventions.yml
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/campaignmonitor/refs/heads/main/apis.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/campaign-monitor-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
aid: campaignmonitor:campaign-monitor-api
name: Campaign Monitor API
description: REST API for managing email campaigns, subscriber lists, transactional emails, segments,
  journeys, templates, and campaign performance analytics.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
humanURL: https://www.campaignmonitor.com/api/
baseURL: https://api.createsend.com/api/v3.3/
tags:
- Email Marketing
- Campaigns
- Subscribers
- Transactional Email
- Segments
- Webhook
tags_raw:
- Email Marketing
- Campaigns
- Subscribers
- Transactional Email
- Segments
- Webhooks
properties:
- type: Documentation
  url: https://www.campaignmonitor.com/api/v3-3/getting-started/
- type: GettingStarted
  url: https://www.campaignmonitor.com/api/v3-3/getting-started/
- type: Authentication
  url: authentication/campaignmonitor-authentication.yml
- type: OAuthScopes
  url: scopes/campaignmonitor-scopes.yml
- type: ErrorCatalog
  url: errors/campaignmonitor-error-codes.yml
- type: DataModel
  url: data-model/campaignmonitor-data-model.yml
- type: Webhooks
  url: asyncapi/campaignmonitor-webhooks.yml
- type: Conventions
  url: conventions/campaignmonitor-conventions.yml
contact:
- FN: Campaign Monitor Support
  url: https://help.campaignmonitor.com/