Dog CEO

Free REST API providing random dog images organized by breed and sub-breed from 120+ breeds. Backed by the Stanford Dogs Dataset and community-contributed photos, Dog CEO is widely used for learning HTTP concepts, API integration practice, and building dog-related applications. No authentication or API key is required. All endpoints return JSON with image URLs served via Vultr CDN. Open-source under the MIT license and community-funded via voluntary donations.

Dog CEO publishes 4 APIs on the APIs.io network, including Breed API, Breeds API, Random API, and 1 more. Tagged areas include Dogs, Images, Animals, Open Source, and Free API.

The Dog CEO catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.

Dog CEO’s developer surface includes documentation, engineering blog, pricing, and 10 more developer resources.

🌐 Visit website 📡 Source on GitHub

43.5/100 developing ▬ flat Agent 35/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessFreeOpen⚡ Free to try

4 APIs

DogsImagesAnimalsOpen SourceFree APIMachine LearningEducation

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 43.5/100 · developing

Contract Quality 15.6 / 25

Developer Ergonomics 2.2 / 20

Commercial Clarity 7.9 / 20

Operational Transparency 3.4 / 13

Governance 7.0 / 12

Discoverability 7.4 / 10

Agent readiness — 35/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 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/dog-ceo: 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 4

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

Rate Limits 1

Documented rate limits and quota policies.

Dog Ceo Rate Limits

2 limits

RATE LIMITS

FinOps 1

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

JSON Schema 3

Standalone JSON Schema definitions for this provider's data models.

Examples 5

Example request and response payloads for these APIs.

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

Build 3

SDKs, sample code, and the tooling you integrate with

GitHubOrg

GitHubOrg

GitHubRepo

GitHubRepo

GitHubRepo

GitHubRepo

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

RateLimits

RateLimits

Commercial 3

Pricing, plans, and the legal terms of use

Pricing

Pricing

Plans

Plans

FinOps

FinOps

Company 2

The organization behind the API

Website

Website

Blog

Blog

Other 1

Properties that don't map to a standard resource type

Source (apis.yml)

aid: dog-ceo
name: Dog CEO
description: 'Free REST API providing random dog images organized by breed and sub-breed from 120+ breeds. Backed by the Stanford
  Dogs Dataset and community-contributed photos, Dog CEO is widely used for learning HTTP concepts, API integration practice,
  and building dog-related applications. No authentication or API key is required. All endpoints return JSON with image URLs
  served via Vultr CDN. Open-source under the MIT license and community-funded via voluntary donations.

  '
accessModel:
  pricing: free
  onboarding: open
  trial: false
  try_now: true
  public: true
  label: Free · Open access
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/dog-ceo.png
url: https://raw.githubusercontent.com/api-evangelist/dog-ceo/refs/heads/main/apis.yml
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.19'
type: Index
tags:
- Dogs
- Images
- Animals
- Open Source
- Free API
- Machine Learning
- Education
apis:
- aid: dog-ceo:dog-ceo-breed-api
  name: Dog CEO Breed API
  description: Operations for fetching images from a specific breed
  humanURL: https://dog.ceo/dog-api/
  baseURL: https://dog.ceo/api
  tags:
  - Breed
  properties:
  - type: OpenAPI
    url: openapi/dog-ceo-breed-api-openapi.yml
  - type: Documentation
    url: https://dog.ceo/dog-api/documentation/
- aid: dog-ceo:dog-ceo-breeds-api
  name: Dog CEO Breeds API
  description: Operations for listing all available dog breeds
  humanURL: https://dog.ceo/dog-api/
  baseURL: https://dog.ceo/api
  tags:
  - Breeds
  properties:
  - type: OpenAPI
    url: openapi/dog-ceo-breeds-api-openapi.yml
  - type: Documentation
    url: https://dog.ceo/dog-api/documentation/
- aid: dog-ceo:dog-ceo-random-api
  name: Dog CEO Random API
  description: Operations for fetching random dog images across all breeds
  humanURL: https://dog.ceo/dog-api/
  baseURL: https://dog.ceo/api
  tags:
  - Random
  properties:
  - type: OpenAPI
    url: openapi/dog-ceo-random-api-openapi.yml
  - type: Documentation
    url: https://dog.ceo/dog-api/documentation/
- aid: dog-ceo:dog-ceo-sub-breed-api
  name: Dog CEO Sub-Breed API
  description: Operations for fetching images from a specific sub-breed
  humanURL: https://dog.ceo/dog-api/
  baseURL: https://dog.ceo/api
  tags:
  - Sub-Breed
  properties:
  - type: OpenAPI
    url: openapi/dog-ceo-sub-breed-api-openapi.yml
  - type: Documentation
    url: https://dog.ceo/dog-api/documentation/
common:
- type: AgenticAccess
  url: agentic-access/dog-ceo-agentic-access.yml
- type: DomainSecurity
  url: security/dog-ceo-domain-security.yml
- type: Website
  url: https://dog.ceo/dog-api/
- type: Documentation
  url: https://dog.ceo/dog-api/documentation/
- type: GitHubOrg
  url: https://github.com/ElliottLandsborough
- type: GitHubRepo
  url: https://github.com/ElliottLandsborough/dog-ceo-api
- type: GitHubRepo
  url: https://github.com/jigsawpieces/dog-api-images
- type: Blog
  url: https://dog.ceo/dog-api/about
- type: Pricing
  url: https://dog.ceo/dog-api/about
- type: X
  url: https://x.com/dog__CEO
- type: Plans
  url: plans/dog-ceo-plans-pricing.yml
- type: RateLimits
  url: rate-limits/dog-ceo-rate-limits.yml
- type: FinOps
  url: finops/dog-ceo-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com