ABC Trainerize

ABC Trainerize is a personal-training and fitness-coaching software platform for trainers, studios, and gyms - online training, workout programming, nutrition and meal planning, habit and goal tracking, in-app messaging, and a custom-branded client app. Its partner API (Studio and Enterprise plans) lets integrators add, modify, and retrieve client data - clients, programs and workouts, goals, habits, body stats, nutrition, appointments, tags, and groups - and register webhooks for business events. ABC Trainerize is a product of ABC Fitness Solutions, which acquired Trainerize in 2021.

ABC Trainerize publishes 5 APIs on the APIs.io network, including Client Data API, Clients API, Messaging API, and 2 more. Tagged areas include Fitness, Personal Training, Coaching, Fitness Software, and Client Management.

ABC Trainerize’s developer surface includes authentication, documentation, and 7 more developer resources.

🌐 Visit website 📡 Source on GitHub
38.1/100 thin ▬ flat Agent 29/100 agent aware Full breakdown ↓
scored 2026-08-20 · rubric v0.12.0
AccessFreemiumSelf serveFree trial⚡ Free to try
5 APIs
FitnessPersonal TrainingCoachingFitness SoftwareClient ManagementSoftware-as-a-Service

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-20 · rubric v0.12.0
Composite quality — 38.1/100 · thin
Contract Quality 14.5 / 25
Developer Ergonomics 4.3 / 20
Access Clarity 7.9 / 20
Operational Transparency 4.1 / 13
Contract Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 29/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
Documented Reversibility 0 / 6
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 7 / 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/trainerize: 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 5

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

ABC Trainerize Client Data API

Retrieve and modify client goals, habits, body stats, nutrition, and appointments.

ABC Trainerize Clients API

Create, update, find, and manage clients, trainer assignment, tags, and groups.

ABC Trainerize Messaging API

Send in-app messages and upload attachments / meal-plan PDFs to clients.

ABC Trainerize Training API

Assign programs and workouts to clients - copy master programs, subscribe to main/add-on programs, and add training phases.

ABC Trainerize Webhooks API

Register and manage webhook subscriptions for ABC Trainerize business events.

Open Collections 7

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

API Collection

OPEN COLLECTION

ABC Trainerize Client Data API

OPEN COLLECTION

ABC Trainerize Client Data Clients API

OPEN COLLECTION

ABC Trainerize Client Data Messaging API

OPEN COLLECTION

ABC Trainerize Client Data Training API

OPEN COLLECTION

ABC Trainerize Client Data Webhooks API

OPEN COLLECTION

ABC Trainerize API

OPEN COLLECTION

Scroll for all 7

Pricing Plans 1

Published pricing tiers and plan structures.

Trainerize Plans Pricing

4 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Trainerize Rate Limits

3 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Trainerize Finops

FINOPS

Security Posture 2

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

Trainerize Authentication

apiKey/oauth2 · 2 schemes

SECURITY

Trainerize Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Trainerize Agentic Access

19 operations · 19 acting

19 operations · 19 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Operate 1

Status, limits, changes, and where to get help

RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: trainerize
url: https://raw.githubusercontent.com/api-evangelist/trainerize/refs/heads/main/apis.yml
name: ABC Trainerize
kind: company
description: ABC Trainerize is a personal-training and fitness-coaching software platform for trainers, studios, and gyms
  - online training, workout programming, nutrition and meal planning, habit and goal tracking, in-app messaging, and a custom-branded
  client app. Its partner API (Studio and Enterprise plans) lets integrators add, modify, and retrieve client data - clients,
  programs and workouts, goals, habits, body stats, nutrition, appointments, tags, and groups - and register webhooks for
  business events. ABC Trainerize is a product of ABC Fitness Solutions, which acquired Trainerize in 2021.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: true
  try_now: true
  public: false
  label: Freemium (free trial) · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/trainerize.png
tags:
- Fitness
- Personal Training
- Coaching
- Fitness Software
- Client Management
- Software-as-a-Service
tags_raw:
- Fitness
- Personal Training
- Coaching
- Fitness Software
- Client Management
- SaaS
created: '2026-07-12'
modified: '2026-07-12'
specificationVersion: '0.23'
apis:
- aid: trainerize:trainerize-client-data-api
  name: ABC Trainerize Client Data API
  description: Retrieve and modify client goals, habits, body stats, nutrition, and appointments.
  humanURL: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
  baseURL: https://api.trainerize.com/v03
  tags:
  - Client Data
  properties:
  - type: OpenAPI
    url: openapi/trainerize-client-data-api-openapi.yml
  - type: Documentation
    url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
- aid: trainerize:trainerize-clients-api
  name: ABC Trainerize Clients API
  description: Create, update, find, and manage clients, trainer assignment, tags, and groups.
  humanURL: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
  baseURL: https://api.trainerize.com/v03
  tags:
  - Clients
  properties:
  - type: OpenAPI
    url: openapi/trainerize-clients-api-openapi.yml
  - type: Documentation
    url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
- aid: trainerize:trainerize-messaging-api
  name: ABC Trainerize Messaging API
  description: Send in-app messages and upload attachments / meal-plan PDFs to clients.
  humanURL: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
  baseURL: https://api.trainerize.com/v03
  tags:
  - Messaging
  properties:
  - type: OpenAPI
    url: openapi/trainerize-messaging-api-openapi.yml
  - type: Documentation
    url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
- aid: trainerize:trainerize-training-api
  name: ABC Trainerize Training API
  description: Assign programs and workouts to clients - copy master programs, subscribe to main/add-on programs, and add
    training phases.
  humanURL: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
  baseURL: https://api.trainerize.com/v03
  tags:
  - Training
  properties:
  - type: OpenAPI
    url: openapi/trainerize-training-api-openapi.yml
  - type: Documentation
    url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
- aid: trainerize:trainerize-webhooks-api
  name: ABC Trainerize Webhooks API
  description: Register and manage webhook subscriptions for ABC Trainerize business events.
  humanURL: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
  baseURL: https://api.trainerize.com/v03
  tags:
  - Webhook
  tags_raw:
  - Webhooks
  properties:
  - type: OpenAPI
    url: openapi/trainerize-webhooks-api-openapi.yml
  - type: Documentation
    url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
common:
- type: AgenticAccess
  url: agentic-access/trainerize-agentic-access.yml
- type: DomainSecurity
  url: security/trainerize-domain-security.yml
- type: Authentication
  url: authentication/trainerize-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/trainerize
- type: Website
  url: https://www.trainerize.com
- type: Documentation
  url: https://help.trainerize.com/hc/en-us/articles/37082084919060-Using-API-and-Webhooks-With-ABC-Trainerize
- type: Plans
  url: plans/trainerize-plans-pricing.yml
- type: RateLimits
  url: rate-limits/trainerize-rate-limits.yml
- type: FinOps
  url: finops/trainerize-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com