18Birdies

18Birdies is a golf technology company behind the 18Birdies mobile app — a golf GPS rangefinder, digital scorecard, shot- and stat-tracking platform and social network for golfers, founded in 2014. The app combines Google Maps-derived course imagery and elevation with hole-by-hole GPS distances, 3D green maps, wind and slope adjustment, club recommendations, strokes-gained analytics, an AI Swing Analyzer, handicap tracking, side games and tournament/league management across a worldwide golf course database. It operates a freemium consumer subscription (a free tier plus Premium) with companion Apple Watch and Wear OS experiences. 18Birdies runs a production backend at api.18birdies.com that serves its own mobile clients, but as of this profiling pass it publishes no public developer program, no API reference, and no machine-readable contract.

18Birdies is profiled on the APIs.io network. Tagged areas include Golf, Sports, Mobile App, Location, and Geolocation.

18Birdies’ developer surface includes support, engineering blog, pricing, signup flow, and 9 more developer resources.

21.9/100 emerging ▬ flat Agent 3/100 human only Front door AI 2/6 trace Full breakdown ↓
scored 2026-09-25 · rubric v0.23.0
0 APIs
GolfSportsMobile AppLocationGeolocationMappingConsumerFitnessSocialAnalyticsTournamentsSubscription

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-09-25 · rubric v0.23.0
Regulatory Posture applies to this provider. Its tags matched the Horizontal (data, software, accessibility, platform) regime, so Regulatory Posture carries 15 points of the composite. If this regime is wrong for your business, say so on your provider repo — the applicability map is public and we will correct it.
Create-or-Update Ergonomics could not be measured. We hold no machine-readable contract for this provider to read, so there is nothing to measure a write surface against. Excluded rather than scored zero: never-measured and measured-empty are different facts. Publishing an OpenAPI is what makes this facet — and several others — scorable at all.
The six quality facets above are damped to 85 points between them, because the conditional facet above carries the other 15. That is why each facet's contribution is shown against a damped maximum: raising a quality facet moves the composite by 85% of its nominal weight, not 100%. The full arithmetic is at apis.io/rating/.
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. Every facet and dimension name above is a link: it opens that measurement's own page — what it means, the exact checks that feed it, how the whole catalog distributes on it, and the providers at the top of it. This rating is computed from github.com/api-evangelist/18birdies: open an issue to ask a question, or submit a pull request to add artifacts. Submit an artifact on GitHub — free → Manage your own listing — the Influence plan, $499/mo →

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

18Birdies Rate Limits

0 limits

RATE LIMITS

Security Posture 1

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

18Birdies Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Build 2

SDKs, sample code, and the tooling you integrate with

Access & Security 1

Authentication, authorization, and security posture

Operate 2

Status, limits, changes, and where to get help

Commercial 4

Pricing, plans, and the legal terms of use

Company 2

The organization behind the API

Source (apis.yml)

apis.yml Raw ↑
aid: 18birdies
name: 18Birdies
description: 18Birdies is a golf technology company behind the 18Birdies mobile app — a golf GPS rangefinder, digital scorecard,
  shot- and stat-tracking platform and social network for golfers, founded in 2014. The app combines Google Maps-derived course
  imagery and elevation with hole-by-hole GPS distances, 3D green maps, wind and slope adjustment, club recommendations, strokes-gained
  analytics, an AI Swing Analyzer, handicap tracking, side games and tournament/league management across a worldwide golf
  course database. It operates a freemium consumer subscription (a free tier plus Premium) with companion Apple Watch and
  Wear OS experiences. 18Birdies runs a production backend at api.18birdies.com that serves its own mobile clients, but as
  of this profiling pass it publishes no public developer program, no API reference, and no machine-readable contract.
image: https://18birdies.com/public-images/apple-touch-icon.png
url: https://raw.githubusercontent.com/api-evangelist/18birdies/refs/heads/main/apis.yml
x-type: company
x-source: harvest:secondary-market
specificationVersion: '0.20'
created: '2026-09-05'
modified: '2026-09-05'
tags:
- Golf
- Sports
- Mobile App
- Location
- Geolocation
- Mapping
- Consumer
- Fitness
- Social
- Analytics
- Tournaments
- Subscription
tags_raw:
- Golf
- Sports
- Mobile Applications
- Location
- Geolocation
- Mapping
- Consumer
- Fitness
- Social
- Analytics
- Tournaments
- Subscriptions
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  name: 18Birdies
  url: https://18birdies.com/
- type: Support
  name: 18Birdies Knowledge Base
  url: https://help.18birdies.com/
- type: Blog
  name: 18Birdies Clubhouse
  url: https://18birdies.com/clubhouse/
- type: Pricing
  name: 18Birdies Premium
  url: https://18birdies.com/premium/
- type: SignUp
  name: Get the App
  url: https://18birdies.com/install/
- type: TermsOfService
  name: Terms of Service
  url: https://18birdies.com/legal/terms/
- type: PrivacyPolicy
  name: Privacy Policy
  url: https://18birdies.com/legal/privacy-policy/
- type: GitHubOrganization
  name: 18Birdies on GitHub
  url: https://github.com/18Birdies
- type: Plans
  name: Subscription plans
  url: plans/18birdies-plans-pricing.yml
- type: RateLimits
  name: Rate limits
  url: rate-limits/18birdies-rate-limits.yml
- type: Packages
  name: Client packages
  url: packages/18birdies-packages.yml
- type: DomainSecurity
  name: Domain security posture
  url: security/18birdies-domain-security.yml
- type: LLMsTxt
  name: llms.txt
  url: llms/18birdies-llms.txt
x-enrichment:
  date: '2026-09-05'
  status: minimal
  artifacts_added: 6
  pass: local-v3
x-coverage:
  state: none
  reason: no-developer-program
  detail: 18Birdies ships only an end-user golf app — its site has no /developers, /developer, /api or /docs page (all 404),
    its Help Scout knowledge base has no API or integration category, and the mobile backend at api.18birdies.com answers
    403 at the root and 404 on every OpenAPI, Swagger, GraphQL and .well-known discovery path.
  evidence:
  - url: https://18birdies.com/developers
    status: 404
  - url: https://18birdies.com/llms.txt
    status: 404
  - url: https://api.18birdies.com/openapi.json
    status: 404
  - url: https://api.18birdies.com/graphql
    status: 404
  - url: https://api.18birdies.com/
    status: 403
  - url: https://18birdies.com/.well-known/api-catalog
    status: 404
  checked: '2026-09-05'

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