Caisy website screenshot

Caisy

GraphQL-native headless CMS with a real-time GraphQL content API, rich text as AST, multi-site support, and component-based content blueprints.

Caisy publishes 1 API on the APIs.io network. Tagged areas include GraphQL, Headless CMS, Content Management, Content API, and Multi-site.

Caisy’s developer surface includes documentation, pricing, changelog, engineering blog, and 7 more developer resources.

🌐 Visit website 📡 Source on GitHub
24.5/100 emerging ▲ 9.5 Agent 19/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
1 APIs
GraphQLHeadless CMSContent ManagementContent APIMulti-site

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 24.5/100 · emerging
Contract Quality 10.8 / 25
Developer Ergonomics 2.2 / 20
Commercial Clarity 2.1 / 20
Operational Transparency 2.7 / 13
Governance 0.0 / 12
Discoverability 6.7 / 10
Agent readiness — 19/100 · agent aware
Machine-Readable Contract 18 / 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 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/caisy: 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.

Caisy API

Real-time GraphQL content API for querying and mutating content stored in Caisy projects. Supports filtering, pagination, sorting, nested document referencing, and rich text as ...

GraphQL 1

GraphQL schemas published by this provider.

Caisy GraphQL API

Caisy's entire content API is GraphQL-native, built on the Relay specification. Every project gets its own dedicated GraphQL endpoint.

GRAPHQL

Security Posture 1

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

Caisy Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 2

Status, limits, changes, and where to get help

ChangeLog
ChangeLog
 RateLimits
RateLimits

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 Plans
Plans
 FinOps
FinOps

Company 3

The organization behind the API

Website
Website
 LinkedIn
LinkedIn
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: caisy
name: Caisy
description: GraphQL-native headless CMS with a real-time GraphQL content API, rich text as AST, multi-site support, and component-based
  content blueprints.
type: Index
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/caisy.png
url: https://caisy.io/
baseURL: https://cloud.caisy.io/api/e/v4
created: 2026-06-14
modified: 2026-06-14
specificationVersion: '0.19'
tags:
- GraphQL
- Headless CMS
- Content Management
- Content API
- Multi-site
apis:
- aid: caisy:api
  name: Caisy API
  description: Real-time GraphQL content API for querying and mutating content stored in Caisy projects. Supports filtering,
    pagination, sorting, nested document referencing, and rich text as AST. Each project exposes its own GraphQL endpoint.
  tags:
  - GraphQL
  - Content API
  - Headless CMS
  - Rich Text
  - Relay
  humanURL: https://caisy.io/developer/docs
  baseURL: https://cloud.caisy.io/api/e/v4
  properties:
  - url: https://caisy.io/developer/docs
    type: Documentation
  - url: graphql/caisy-graphql.md
    type: GraphQL
common:
- type: DomainSecurity
  url: security/caisy-domain-security.yml
- url: https://caisy.io/
  type: Website
- url: https://caisy.io/developer/docs
  type: Documentation
- url: https://www.linkedin.com/company/cyclus-digital
  type: LinkedIn
- url: https://github.com/caisy-io
  type: GitHubOrganization
- url: https://caisy.io/pricing
  type: Pricing
- url: https://caisy.io/changelog
  type: ChangeLog
- url: https://caisy.io/blog
  type: Blog
- url: plans/caisy-plans.md
  type: Plans
- url: rate-limits/caisy-rate-limits.md
  type: RateLimits
- url: finops/caisy-finops.md
  type: FinOps
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com