Lob.com website screenshot

Lob.com

US Address Verification

Lob.com publishes 1 API on the APIs.io network. Tagged areas include Data Validation and Public APIs.

Lob.com’s developer surface includes engineering blog and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub
7.8/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
1 APIs
Data ValidationPublic APIs

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 7.8/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.4 / 20
Commercial Clarity 1.6 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 5.7 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 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/lob-com: 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.

Lob.com

US Address Verification

Security Posture 2

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

Lob Com Domain Security

TLSv1.3 · DMARC

SECURITY

Lob Com Trust Center

SOC 2, HIPAA, GDPR

SECURITY

Resources

Access & Security 2

Authentication, authorization, and security posture

TrustCenter
TrustCenter
 DomainSecurity
DomainSecurity

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Other 1

Properties that don't map to a standard resource type

PublicAPIsListing
PublicAPIsListing

Source (apis.yml)

apis.yml Raw ↑ 
aid: lob-com
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/lob-com.png
name: Lob.com
description: US Address Verification
url: https://lob.com/
specificationVersion: '0.20'
created: '2026-05-28'
modified: '2026-05-28'
x-source: public-apis/public-apis
x-category: Data Validation
x-tier: 3
x-tier-reason: bulk-registered-from-public-apis
tags:
- Data Validation
- Public APIs
apis:
- name: Lob.com
  description: US Address Verification
  humanURL: https://lob.com/
  baseURL: https://lob.com/
  tags:
  - Data Validation
  properties:
  - type: Documentation
    url: https://lob.com/
common:
- type: TrustCenter
  url: security/lob-com-trust-center.yml
- type: DomainSecurity
  url: security/lob-com-domain-security.yml
- type: Website
  url: https://lob.com/
- type: PublicAPIsListing
  url: https://github.com/public-apis/public-apis
- url: https://www.lob.com/blog
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com