Dia

Dia & Co is a plus-size fashion and personal styling subscription service for women, operated by FullBeauty Brands. Customers complete an online style quiz, and stylists curate a monthly box of up to seven clothing items in sizes 10 to 32 from hundreds of brands to try on at home, with free shipping and free returns both ways. Dia & Co also runs an online shop and has been featured in Vogue, Forbes, and Glamour, and was an early portfolio company of Union Square Ventures. It operates as a consumer e-commerce brand and publishes no public developer API; this profile tracks its web and security surface within the API Evangelist network.

Dia is profiled on the APIs.io network. Tagged areas include Company, Fashion, Retail, E-Commerce, and Personal Styling.

Dia’s developer surface includes engineering blog and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub
12.3/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyFashionRetailE-CommercePersonal StylingSubscriptionApparel

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 12.3/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 1.3 / 20
Commercial Clarity 4.2 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
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
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/dia: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 1

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

Dia Domain Security

TLSv1.2 · DMARC

SECURITY

Resources

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

HelpCenter
HelpCenter

Commercial 2

Pricing, plans, and the legal terms of use

PrivacyPolicy
PrivacyPolicy
 TermsOfService
TermsOfService

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: dia
name: Dia
description: Dia & Co is a plus-size fashion and personal styling subscription service for women, operated by FullBeauty Brands.
  Customers complete an online style quiz, and stylists curate a monthly box of up to seven clothing items in sizes 10 to
  32 from hundreds of brands to try on at home, with free shipping and free returns both ways. Dia & Co also runs an online
  shop and has been featured in Vogue, Forbes, and Glamour, and was an early portfolio company of Union Square Ventures. It
  operates as a consumer e-commerce brand and publishes no public developer API; this profile tracks its web and security
  surface within the API Evangelist network.
url: https://raw.githubusercontent.com/api-evangelist/dia/refs/heads/main/apis.yml
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: http://d2mufk0wtzg9ln.cloudfront.net/shared/fbshare.jpg
x-type: company
x-source: vc-portfolio
x-backed-by:
- union-square-ventures
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-18'
tags:
- Company
- Fashion
- Retail
- E-Commerce
- Personal Styling
- Subscription
- Apparel
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/dia-domain-security.yml
- type: Website
  url: https://www.dia.com
- type: Blog
  url: https://www.dia.com/blog
- type: HelpCenter
  url: https://support.dia.com/hc/en-us
- type: PrivacyPolicy
  url: https://www.dia.com/privacy-policy
- type: TermsOfService
  url: https://www.dia.com/terms-of-service
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence