ActiveCampaign

ActiveCampaign is a customer experience automation platform that combines email marketing, marketing automation, CRM, sales engagement, and transactional messaging for small and mid-sized businesses. The ActiveCampaign API v3 is a REST/JSON API organized around resources such as contacts, deals, automations, campaigns, lists, and tags, with per-account base URLs of the form youraccountname.api-us1.com/api/3. Authentication is performed via an Api-Token HTTP header containing the account API key.

ActiveCampaign publishes 10 APIs on the APIs.io network, including API v3, Broadcasts API, Bulk API, and 7 more. Tagged areas include Marketing Automation, Email Marketing, CRM, Customer Experience Automation, and Sales Engagement.

ActiveCampaign’s developer surface includes authentication, documentation, pricing, signup flow, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub

28.0/100 thin ▬ flat Agent 28/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessSelf serve

10 APIs

Marketing AutomationEmail MarketingCRMCustomer Experience AutomationSales Engagement

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 28.0/100 · thin

Contract Quality 11.5 / 25

Developer Ergonomics 4.8 / 20

Commercial Clarity 3.7 / 20

Operational Transparency 0.7 / 13

Governance 0.0 / 12

Discoverability 7.4 / 10

Agent readiness — 28/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

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APIs 10

Individual APIs this provider publishes, each with its own machine-readable definition.

Get Started 1

Portal, sign-up, and the first successful call

Signup

Signup

Documentation 1

Reference material describing how the API behaves

Documentation

Documentation

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

LlmsText

LlmsText

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 3

Authentication, authorization, and security posture

TrustCenter

TrustCenter

DomainSecurity

DomainSecurity

Authentication

Authentication

Operate 1

Status, limits, changes, and where to get help

Help Center

Help Center

Commercial 1

Pricing, plans, and the legal terms of use

Pricing

Pricing

Company 2

The organization behind the API

LinkedIn

Website

Website

Source (apis.yml)

aid: active-campaign
name: ActiveCampaign
description: ActiveCampaign is a customer experience automation platform that combines email marketing, marketing automation,
  CRM, sales engagement, and transactional messaging for small and mid-sized businesses. The ActiveCampaign API v3 is a REST/JSON
  API organized around resources such as contacts, deals, automations, campaigns, lists, and tags, with per-account base URLs
  of the form youraccountname.api-us1.com/api/3. Authentication is performed via an Api-Token HTTP header containing the account
  API key.
type: Index
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/active-campaign.png
tags:
- Marketing Automation
- Email Marketing
- CRM
- Customer Experience Automation
- Sales Engagement
url: https://raw.githubusercontent.com/api-evangelist/active-campaign/refs/heads/main/apis.yml
created: '2026-05-11'
modified: '2026-05-11'
specificationVersion: '0.19'
apis:
- aid: active-campaign:api-v3
  name: ActiveCampaign API v3
  description: REST API for managing contacts, deals, automations, campaigns, lists, tags, custom fields, and ecommerce data
    in ActiveCampaign. Each account uses its own base URL ({account}.api-us1.com/api/3) and authenticates via an Api-Token
    header.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Marketing Automation
  - Email Marketing
  - CRM
  - REST API
  properties:
  - type: Documentation
    url: https://developers.activecampaign.com/reference/overview
  - type: Authentication
    url: https://developers.activecampaign.com/reference/authentication
  - type: Base URL
    url: https://developers.activecampaign.com/reference/url
  - type: PostmanCollection
    url: https://www.postman.com/acdevrel/activecampaign-developer-relations/collection/ju5a59q/activecampaign-api-v3
- aid: active-campaign:active-campaign-broadcasts-api
  name: ActiveCampaign Broadcasts API
  description: The Broadcasts API from ActiveCampaign — 1 operation(s) for broadcasts.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Broadcasts
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-broadcasts-api-openapi.yml
- aid: active-campaign:active-campaign-bulk-api
  name: ActiveCampaign Bulk API
  description: The Bulk API from ActiveCampaign — 3 operation(s) for bulk.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Bulk
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-bulk-api-openapi.yml
- aid: active-campaign:active-campaign-campaigns-api
  name: ActiveCampaign Campaigns API
  description: The Campaigns API from ActiveCampaign — 4 operation(s) for campaigns.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Campaigns
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-campaigns-api-openapi.yml
- aid: active-campaign:active-campaign-contacts-api
  name: ActiveCampaign Contacts API
  description: The Contacts API from ActiveCampaign — 4 operation(s) for contacts.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Contacts
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-contacts-api-openapi.yml
- aid: active-campaign:active-campaign-custom-fields-api
  name: ActiveCampaign Custom Fields API
  description: The Custom Fields API from ActiveCampaign — 3 operation(s) for custom fields.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Custom Fields
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-custom-fields-api-openapi.yml
- aid: active-campaign:active-campaign-deals-api
  name: ActiveCampaign Deals API
  description: The Deals API from ActiveCampaign — 2 operation(s) for deals.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Deals
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-deals-api-openapi.yml
- aid: active-campaign:active-campaign-lists-api
  name: ActiveCampaign Lists API
  description: The Lists API from ActiveCampaign — 1 operation(s) for lists.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Lists
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-lists-api-openapi.yml
- aid: active-campaign:active-campaign-segments-api
  name: ActiveCampaign Segments API
  description: The Segments API from ActiveCampaign — 2 operation(s) for segments.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Segments
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-segments-api-openapi.yml
- aid: active-campaign:active-campaign-variables-api
  name: ActiveCampaign Variables API
  description: The Variables API from ActiveCampaign — 2 operation(s) for variables.
  humanURL: https://developers.activecampaign.com/reference/overview
  baseURL: https://youraccountname.api-us1.com/api/3
  tags:
  - Variables
  properties:
  - type: OpenAPI
    url: openapi/active-campaign-variables-api-openapi.yml
common:
- type: AgenticAccess
  url: agentic-access/active-campaign-agentic-access.yml
- type: TrustCenter
  url: security/active-campaign-trust-center.yml
- type: DomainSecurity
  url: security/active-campaign-domain-security.yml
- type: Authentication
  url: authentication/active-campaign-authentication.yml
- type: GitHubOrganization
  url: https://github.com/ActiveCampaign
- type: LinkedIn
  url: https://www.linkedin.com/company/activecampaign
- type: Website
  url: https://www.activecampaign.com
- type: Documentation
  url: https://developers.activecampaign.com
- type: Help Center
  url: https://help.activecampaign.com
- type: Pricing
  url: https://www.activecampaign.com/pricing/
- type: Signup
  url: https://www.activecampaign.com/signup/
- type: LlmsText
  url: https://developers.activecampaign.com/llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

ActiveCampaign

Kin Score

APIs 10

ActiveCampaign API v3

ActiveCampaign Broadcasts API

ActiveCampaign Bulk API

ActiveCampaign Campaigns API

ActiveCampaign Contacts API

ActiveCampaign Custom Fields API

ActiveCampaign Deals API

ActiveCampaign Lists API

ActiveCampaign Segments API

ActiveCampaign Variables API

Open Collections 1

ActiveCampaign API

Security Posture 3

Active Campaign Authentication

Active Campaign Domain Security

Active Campaign Trust Center

Agentic Access 1

Active Campaign Agentic Access

Resources