TestFairy

TestFairy is a mobile app testing and distribution platform, now part of Sauce Labs, that lets teams upload iOS and Android builds, distribute them to beta testers, and record video sessions of testers using the app alongside device logs, crash reports, and CPU/memory/network telemetry for debugging. It exposes a REST API for managing projects, builds, testers, tester groups, sites, webhooks, and audit trails, plus a separate Upload API for pushing APK/AAB/IPA packages and symbol files from CI. Native SDKs (iOS, Android) and cross-platform wrappers (React Native, Flutter, Cordova, Unity, Xamarin, NativeScript) instrument apps, and command-line uploaders integrate with Jenkins, fastlane, Travis, and CircleCI. Authentication is HTTP Basic (email + API key) or OIDC bearer tokens.

TestFairy publishes 1 API on the APIs.io network. Tagged areas include Company, Mobile, Testing, App Distribution, and Beta Testing.

The TestFairy catalog on APIs.io includes 1 event-driven AsyncAPI specification.

TestFairy’s developer surface includes documentation, API reference, getting-started guide, signup flow, pricing, support, authentication, and 25 more developer resources.

🌐 Visit website 📡 Source on GitHub
48.2/100 developing ▬ flat Agent 39/100 agent aware Full breakdown ↓
scored 2026-07-27 · rubric v0.5
AccessSelf serve
1 APIs 1 MCP Servers
CompanyMobileTestingApp DistributionBeta TestingQuality AssuranceDeveloper ToolsSession RecordingCrash ReportingDevOps

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 48.2/100 · developing
Contract Quality 5.7 / 25
Developer Ergonomics 14.3 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 6.8 / 13
Governance 0.0 / 12
Discoverability 9.3 / 10
Agent readiness — 39/100 · agent aware
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 6 / 6
Agent Skills 0 / 5
Well-Known Catalog 4 / 4
Consent & Bot Identity 0 / 3
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/testfairy: 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.

TestFairy REST API

REST API for managing TestFairy projects, builds, testers, tester groups, sites, webhooks, permissions, feedback, and audit trails. Authenticated with HTTP Basic (email:api-key)...

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

testfairy-mcp.yml

MCP SERVER

Event Specifications 1

AsyncAPI definitions for this provider's event-driven and streaming APIs.

Testfairy Webhooks Asyncapi

ASYNCAPI

Security Posture 3

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

Testfairy Authentication

http/bearer/apiKey · 3 schemes

SECURITY

Testfairy Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Testfairy Trust Center

SOC 2 Type II, ISO/IEC 27001, ISO/IEC 27701, ISO/IEC 42001, GDPR, CCPA, CSA, FSQS (EMEA financial services)

SECURITY

Resources

Get Started 4

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 SignUp
SignUp
 Login
Login

Documentation 3

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference
 AsyncAPI
AsyncAPI

Agent Surfaces 3

MCP servers, agent skills, and machine-readable catalogs

MCPServer
MCPServer
 LLMsTxt
LLMsTxt
 WellKnown
WellKnown

Design & Contract 6

Pagination, idempotency, versioning, errors, and events

Conventions
Conventions
 Lifecycle
Lifecycle
 ErrorCatalog
ErrorCatalog
 Conformance
Conformance
 DataModel
DataModel
 Webhooks
Webhooks

Build 4

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization
 Packages
Packages
 SDKs
SDKs
 CLI
CLI

Access & Security 4

Authentication, authorization, and security posture

Authentication
Authentication
 Compliance
Compliance
 TrustCenter
TrustCenter
 DomainSecurity
DomainSecurity

Operate 4

Status, limits, changes, and where to get help

StatusPage
StatusPage
 Support
Support
 Deprecation
Deprecation
 ChangeLog
ChangeLog

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: testfairy
name: TestFairy
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 15
  pass: local-v1
description: TestFairy is a mobile app testing and distribution platform, now part of Sauce Labs, that lets teams upload iOS
  and Android builds, distribute them to beta testers, and record video sessions of testers using the app alongside device
  logs, crash reports, and CPU/memory/network telemetry for debugging. It exposes a REST API for managing projects, builds,
  testers, tester groups, sites, webhooks, and audit trails, plus a separate Upload API for pushing APK/AAB/IPA packages and
  symbol files from CI. Native SDKs (iOS, Android) and cross-platform wrappers (React Native, Flutter, Cordova, Unity, Xamarin,
  NativeScript) instrument apps, and command-line uploaders integrate with Jenkins, fastlane, Travis, and CircleCI. Authentication
  is HTTP Basic (email + API key) or OIDC bearer tokens.
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://raw.githubusercontent.com/api-evangelist/testfairy/main/testfairy.png
url: https://raw.githubusercontent.com/api-evangelist/testfairy/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-tier: stub
x-tier-reason: portfolio-lead
x-acquired-by: sauce-labs
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Mobile
- Testing
- App Distribution
- Beta Testing
- Quality Assurance
- Developer Tools
- Session Recording
- Crash Reporting
- DevOps
apis:
- name: TestFairy REST API
  description: REST API for managing TestFairy projects, builds, testers, tester groups, sites, webhooks, permissions, feedback,
    and audit trails. Authenticated with HTTP Basic (email:api-key) or OIDC bearer tokens. URI-path versioned (/api/1/, /api/2/).
    The companion Upload API pushes APK/AAB/IPA builds and symbol files.
  humanURL: https://docs.saucelabs.com/testfairy/api-reference/rest-api/
  baseURL: https://mobile.saucelabs.com/api/1/
  tags:
  - Mobile
  - Testing
  - App Distribution
  properties:
  - type: APIReference
    url: https://docs.saucelabs.com/testfairy/api-reference/rest-api/
  - type: Documentation
    url: https://docs.saucelabs.com/testfairy/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://testfairy.com
- type: DeveloperPortal
  url: https://docs.saucelabs.com/testfairy/
- type: Documentation
  url: https://docs.saucelabs.com/testfairy/
- type: APIReference
  url: https://docs.saucelabs.com/testfairy/api-reference/rest-api/
- type: GettingStarted
  url: https://docs.saucelabs.com/testfairy/
- type: GitHubOrganization
  url: https://github.com/testfairy
- type: SignUp
  url: https://app.testfairy.com/login
- type: Login
  url: https://app.testfairy.com/login
- type: Pricing
  url: https://saucelabs.com/pricing
- type: TermsOfService
  url: https://saucelabs.com/terms-of-service
- type: PrivacyPolicy
  url: https://saucelabs.com/privacy-policy
- type: StatusPage
  url: https://status.saucelabs.com/
- type: Support
  url: https://docs.saucelabs.com/
- type: Authentication
  url: authentication/testfairy-authentication.yml
- type: Packages
  url: packages/testfairy-packages.yml
- type: SDKs
  url: packages/testfairy-packages.yml
- type: CLI
  url: cli/testfairy-cli.yml
- type: MCPServer
  url: mcp/testfairy-mcp.yml
- type: LLMsTxt
  url: llms/testfairy-llms.txt
- type: Conventions
  url: conventions/testfairy-conventions.yml
- type: Lifecycle
  url: lifecycle/testfairy-lifecycle.yml
- type: Deprecation
  url: lifecycle/testfairy-lifecycle.yml
- type: ChangeLog
  url: changelog/testfairy-changelog.yml
- type: ErrorCatalog
  url: errors/testfairy-problem-types.yml
- type: Conformance
  url: conformance/testfairy-conformance.yml
- type: Compliance
  url: https://trust.saucelabs.com/
- type: TrustCenter
  url: security/testfairy-trust-center.yml
- type: DataModel
  url: data-model/testfairy-data-model.yml
- type: Webhooks
  url: asyncapi/testfairy-webhooks-asyncapi.yml
- type: AsyncAPI
  url: asyncapi/testfairy-webhooks-asyncapi.yml
- type: WellKnown
  url: well-known/testfairy-well-known.yml
- type: DomainSecurity
  url: security/testfairy-domain-security.yml