Google Cloud App Engine website screenshot

Google Cloud App Engine

Google Cloud App Engine is a fully managed, serverless platform for developing and hosting web applications at scale. It supports popular programming languages and provides built-in services and APIs such as NoSQL datastores, memcache, and a user authentication API, allowing developers to focus on writing code without managing the underlying infrastructure.

Google Cloud App Engine publishes 4 APIs on the APIs.io network, including Applications API, Apps API, Instances API, and 1 more. Tagged areas include App Engine, Compute, Google Cloud, PaaS, and Serverless.

The Google Cloud App Engine catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.

Google Cloud App Engine’s developer surface includes authentication, developer portal, getting-started guide, documentation, pricing, support, and 11 more developer resources.

62.6/100 strong ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
4 APIs
App EngineComputeGoogle CloudPaaSServerlessWeb Applications

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 62.6/100 · strong
Contract Quality 17.6 / 25
Developer Ergonomics 9.6 / 20
Commercial Clarity 14.2 / 20
Operational Transparency 6.8 / 13
Governance 7.0 / 12
Discoverability 7.4 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 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/google-cloud-app-engine: 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.

Google Cloud App Engine Applications API

Manage App Engine applications

Google Cloud App Engine Apps API

The Apps API from Google Cloud App Engine — 2 operation(s) for apps.

Google Cloud App Engine Instances API

Manage instances running a version

Google Cloud App Engine Versions API

Manage versions of a service

Postman Collections 4

Ready-to-run Postman collections for exercising this provider's APIs.

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

FinOps 1

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

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Appengine Context

11 classes · 3 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Google Cloud App Engine API Rules

5 rules · 3 warnings 2 info

SPECTRAL

JSON Schema 1

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

Google Cloud App Engine Application

10 properties

JSON SCHEMA

Security Posture 3

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

Google Cloud App Engine Authentication

oauth2 · 1 scheme

SECURITY

Google Cloud App Engine Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Google Cloud App Engine Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Google Cloud App Engine Scopes

2 scopes · authorizationCode

2 scopes

SCOPES

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Google Cloud App Engine Agentic Access

8 operations · 3 acting

8 operations · 3 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Documentation 1

Reference material describing how the API behaves

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

Build 2

SDKs, sample code, and the tooling you integrate with

Access & Security 5

Authentication, authorization, and security posture

Operate 2

Status, limits, changes, and where to get help

Commercial 3

Pricing, plans, and the legal terms of use

Source (apis.yml)

apis.yml Raw ↑
aid: google-cloud-app-engine
name: Google Cloud App Engine
description: Google Cloud App Engine is a fully managed, serverless platform for developing and hosting web applications at
  scale. It supports popular programming languages and provides built-in services and APIs such as NoSQL datastores, memcache,
  and a user authentication API, allowing developers to focus on writing code without managing the underlying infrastructure.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/google-cloud-app-engine.png
url: https://raw.githubusercontent.com/api-search/google-cloud-app-engine/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.19'
type: Index
tags:
- App Engine
- Compute
- Google Cloud
- PaaS
- Serverless
- Web Applications
apis:
- aid: google-cloud-app-engine:google-cloud-app-engine-applications-api
  name: Google Cloud App Engine Applications API
  description: Manage App Engine applications
  humanURL: https://cloud.google.com/appengine/docs/admin-api
  baseURL: https://appengine.googleapis.com
  tags:
  - Applications
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-app-engine-applications-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/appengine/docs/admin-api/reference/rest
  - type: Authentication
    url: https://cloud.google.com/appengine/docs/admin-api/access-control
  - type: GettingStarted
    url: https://cloud.google.com/appengine/docs/getting-started
  - type: JSONSchema
    url: json-schema/appengine-application.json
- aid: google-cloud-app-engine:google-cloud-app-engine-apps-api
  name: Google Cloud App Engine Apps API
  description: The Apps API from Google Cloud App Engine — 2 operation(s) for apps.
  humanURL: https://cloud.google.com/appengine/docs/admin-api
  baseURL: https://appengine.googleapis.com
  tags:
  - Apps
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-app-engine-apps-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/appengine/docs/admin-api/reference/rest
  - type: Authentication
    url: https://cloud.google.com/appengine/docs/admin-api/access-control
  - type: GettingStarted
    url: https://cloud.google.com/appengine/docs/getting-started
  - type: JSONSchema
    url: json-schema/appengine-application.json
- aid: google-cloud-app-engine:google-cloud-app-engine-instances-api
  name: Google Cloud App Engine Instances API
  description: Manage instances running a version
  humanURL: https://cloud.google.com/appengine/docs/admin-api
  baseURL: https://appengine.googleapis.com
  tags:
  - Instances
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-app-engine-instances-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/appengine/docs/admin-api/reference/rest
  - type: Authentication
    url: https://cloud.google.com/appengine/docs/admin-api/access-control
  - type: GettingStarted
    url: https://cloud.google.com/appengine/docs/getting-started
  - type: JSONSchema
    url: json-schema/appengine-application.json
- aid: google-cloud-app-engine:google-cloud-app-engine-versions-api
  name: Google Cloud App Engine Versions API
  description: Manage versions of a service
  humanURL: https://cloud.google.com/appengine/docs/admin-api
  baseURL: https://appengine.googleapis.com
  tags:
  - Versions
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-app-engine-versions-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/appengine/docs/admin-api/reference/rest
  - type: Authentication
    url: https://cloud.google.com/appengine/docs/admin-api/access-control
  - type: GettingStarted
    url: https://cloud.google.com/appengine/docs/getting-started
  - type: JSONSchema
    url: json-schema/appengine-application.json
common:
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/google-cloud-app-engine/overview
- type: AgenticAccess
  url: agentic-access/google-cloud-app-engine-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/google-cloud-app-engine-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/google-cloud-app-engine-domain-security.yml
- type: Authentication
  url: authentication/google-cloud-app-engine-authentication.yml
- type: OAuthScopes
  url: scopes/google-cloud-app-engine-scopes.yml
- type: GitHubOrganization
  url: https://github.com/GoogleCloudPlatform
- type: Portal
  url: https://cloud.google.com/appengine
- type: GettingStarted
  url: https://cloud.google.com/appengine/docs/getting-started
- type: Documentation
  url: https://cloud.google.com/appengine/docs
- type: Authentication
  url: https://cloud.google.com/docs/authentication
- type: Pricing
  url: https://cloud.google.com/appengine/pricing
- type: TermsOfService
  url: https://cloud.google.com/terms
- type: PrivacyPolicy
  url: https://policies.google.com/privacy
- type: StatusPage
  url: https://status.cloud.google.com/
- type: Support
  url: https://cloud.google.com/appengine/docs/support
- type: JSONLD
  url: json-ld/appengine-context.jsonld
- type: Integrations
  url: https://cloud.google.com/marketplace
integrations:
- name: Become a Partner
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com