Act! CRM

Act! is a CRM and marketing automation platform from Swiftpage built for small and mid-sized businesses, providing contact and activity management, opportunity tracking, email marketing, and pipeline reporting in cloud or on-premise editions. The Act! Web API is a JSON-based REST API that exposes contacts, companies, groups, opportunities, activities, notes, and history with OData query support and an OpenAPI (Swagger) 2.0 specification. The API supports both HTTP Basic Authentication and Bearer token authentication.

Act! CRM publishes 1 API on the APIs.io network: Act! Web API. Tagged areas include CRM, Customer Relationship Management, Marketing Automation, Contact Management, and Sales.

Act! CRM’s developer surface includes documentation, support, pricing, signup flow, engineering blog, and 3 more developer resources.

🌐 Visit website 📡 Source on GitHub
20.1/100 emerging ▬ flat Agent 16/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
1 APIs
CRMCustomer Relationship ManagementMarketing AutomationContact ManagementSalesSwiftpage

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 20.1/100 · emerging
Contract Quality 8.1 / 25
Developer Ergonomics 3.0 / 20
Commercial Clarity 2.1 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.9 / 10
Agent readiness — 16/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 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
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/act: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

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

Act! Web API

JSON-based REST API for Act! CRM exposing contacts, companies, groups, opportunities, activities, notes, and history. Supports OData querying and is described by an OpenAPI (Swa...

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Act Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

Signup
Signup

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 1

Pricing, plans, and the legal terms of use

Pricing
Pricing

Company 3

The organization behind the API

LinkedIn
LinkedIn
 Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: act
name: Act! CRM
description: Act! is a CRM and marketing automation platform from Swiftpage built for small and mid-sized businesses, providing
  contact and activity management, opportunity tracking, email marketing, and pipeline reporting in cloud or on-premise editions.
  The Act! Web API is a JSON-based REST API that exposes contacts, companies, groups, opportunities, activities, notes, and
  history with OData query support and an OpenAPI (Swagger) 2.0 specification. The API supports both HTTP Basic Authentication
  and Bearer token authentication.
type: Index
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/act.png
tags:
- CRM
- Customer Relationship Management
- Marketing Automation
- Contact Management
- Sales
- Swiftpage
url: https://raw.githubusercontent.com/api-evangelist/act/refs/heads/main/apis.yml
created: '2026-05-11'
modified: '2026-05-11'
specificationVersion: '0.19'
apis:
- aid: act:web-api
  name: Act! Web API
  description: JSON-based REST API for Act! CRM exposing contacts, companies, groups, opportunities, activities, notes, and
    history. Supports OData querying and is described by an OpenAPI (Swagger) 2.0 specification, with HTTP Basic or Bearer
    token authentication.
  humanURL: https://developer.act.com/
  baseURL: https://apimta.act.com/act.web.api
  tags:
  - CRM
  - REST API
  - OData
  - OpenAPI
  properties:
  - type: Documentation
    url: https://developer.act.com/
  - type: APIReference
    url: https://apimta.act.com/act.web.api/
  - type: OpenAPI
    url: https://apimta.act.com/act.web.api/swagger/index.html
  - type: Admin Guide
    url: https://www.act.com/uploads/docs/en/webapi_admin_guide.pdf
common:
- type: DomainSecurity
  url: security/act-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/actsoftware
- type: Website
  url: https://www.act.com
- type: Documentation
  url: https://developer.act.com/
- type: Support
  url: https://support.act.com/
- type: Pricing
  url: https://www.act.com/pricing/
- type: Signup
  url: https://www.act.com/free-trial/
- type: Blog
  url: https://www.act.com/blog/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com