Google Cloud Functions website screenshot

Google Cloud Functions

Google Cloud Functions is a lightweight, event-driven, serverless compute platform that allows you to create small, single-purpose functions that respond to cloud events without the need to manage a server or runtime environment.

Google Cloud Functions publishes 4 APIs on the APIs.io network, including Functions API, Locations API, Operations API, and 1 more. Tagged areas include Event-Driven, Functions, Google Cloud, and Serverless.

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

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

🌐 Visit website 📡 Source on GitHub
47.5/100 developing ▬ flat Agent 29/100 agent aware Full breakdown ↓
scored 2026-08-20 · rubric v0.12.0
AccessFreemiumSelf serve⚡ Free to try
4 APIs
Event-DrivenFunctionsGoogle CloudServerless

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-20 · rubric v0.12.0
Composite quality — 47.5/100 · developing
Contract Quality 16.4 / 25
Developer Ergonomics 10.5 / 20
Access Clarity 9.5 / 20
Operational Transparency 3.4 / 13
Contract Governance 1.2 / 12
Discoverability 6.5 / 10
Agent readiness — 29/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
Documented Reversibility 0 / 6
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-functions: 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 Functions Functions API

Operations for managing cloud functions

Google Cloud Functions Locations API

Available locations for Cloud Functions

Google Cloud Functions Operations API

Long-running operation management

Google Cloud Functions Runtimes API

Operations for listing available runtimes

Postman Collections 4

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

Google Cloud Functions API

POSTMAN

Google Cloud Functions Locations API

POSTMAN

Google Cloud Functions Operations API

POSTMAN

Google Cloud Functions Runtimes API

POSTMAN

Open Collections 6

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

API Collection

OPEN COLLECTION

Google Cloud Functions API

OPEN COLLECTION

Google Cloud Functions Locations API

OPEN COLLECTION

Google Cloud Functions Operations API

OPEN COLLECTION

Google Cloud Functions Runtimes API

OPEN COLLECTION

Google Cloud Functions API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Google Cloud Functions Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Google Cloud Functions Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Google Cloud Functions Finops

FINOPS

Semantic Vocabularies 1

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

Google Cloud Functions Context

8 classes · 3 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Google Cloud Functions API Rules

5 rules · 3 warnings 2 info

SPECTRAL

JSON Schema 1

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

Google Cloud Function

10 properties

JSON SCHEMA

Security Posture 3

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

Google Cloud Functions Authentication

oauth2 · 1 scheme

SECURITY

Google Cloud Functions Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Google Cloud Functions Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Google Cloud Functions Scopes

1 scope · authorizationCode

1 scopes

SCOPES

Agentic Access 1

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

Google Cloud Functions Agentic Access

9 operations · 4 acting

9 operations · 4 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 GettingStarted
GettingStarted

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

JSONLD
JSONLD

Build 2

SDKs, sample code, and the tooling you integrate with

PostmanWorkspace
PostmanWorkspace
 GitHubOrganization
GitHubOrganization

Access & Security 5

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes
 Authentication
Authentication

Operate 2

Status, limits, changes, and where to get help

StatusPage
StatusPage
 Support
Support

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Source (apis.yml)

apis.yml Raw ↑ 
aid: google-cloud-functions
name: Google Cloud Functions
description: Google Cloud Functions is a lightweight, event-driven, serverless compute platform that allows you to create
  small, single-purpose functions that respond to cloud events without the need to manage a server or runtime environment.
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-functions.png
url: https://raw.githubusercontent.com/api-evangelist/google-cloud-functions/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.23'
type: Index
tags:
- Event-Driven
- Functions
- Google Cloud
- Serverless
apis:
- aid: google-cloud-functions:google-cloud-functions-functions-api
  name: Google Cloud Functions Functions API
  description: Operations for managing cloud functions
  humanURL: https://cloud.google.com/functions/docs
  baseURL: https://cloudfunctions.googleapis.com
  tags:
  - Functions
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-functions-functions-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/functions/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/functions/docs/securing
  - type: GettingStarted
    url: https://cloud.google.com/functions/docs/quickstart
  - type: JSONSchema
    url: json-schema/google-cloud-functions-function-schema.json
- aid: google-cloud-functions:google-cloud-functions-locations-api
  name: Google Cloud Functions Locations API
  description: Available locations for Cloud Functions
  humanURL: https://cloud.google.com/functions/docs
  baseURL: https://cloudfunctions.googleapis.com
  tags:
  - Locations
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-functions-locations-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/functions/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/functions/docs/securing
  - type: GettingStarted
    url: https://cloud.google.com/functions/docs/quickstart
  - type: JSONSchema
    url: json-schema/google-cloud-functions-function-schema.json
- aid: google-cloud-functions:google-cloud-functions-operations-api
  name: Google Cloud Functions Operations API
  description: Long-running operation management
  humanURL: https://cloud.google.com/functions/docs
  baseURL: https://cloudfunctions.googleapis.com
  tags: []
  tags_raw:
  - Operations
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-functions-operations-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/functions/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/functions/docs/securing
  - type: GettingStarted
    url: https://cloud.google.com/functions/docs/quickstart
  - type: JSONSchema
    url: json-schema/google-cloud-functions-function-schema.json
- aid: google-cloud-functions:google-cloud-functions-runtimes-api
  name: Google Cloud Functions Runtimes API
  description: Operations for listing available runtimes
  humanURL: https://cloud.google.com/functions/docs
  baseURL: https://cloudfunctions.googleapis.com
  tags:
  - Runtimes
  properties:
  - type: OpenAPI
    url: openapi/google-cloud-functions-runtimes-api-openapi.yml
  - type: Documentation
    url: https://cloud.google.com/functions/docs/reference/rest
  - type: Authentication
    url: https://cloud.google.com/functions/docs/securing
  - type: GettingStarted
    url: https://cloud.google.com/functions/docs/quickstart
  - type: JSONSchema
    url: json-schema/google-cloud-functions-function-schema.json
common:
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/google-cloud-functions/overview
- type: AgenticAccess
  url: agentic-access/google-cloud-functions-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/google-cloud-functions-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/google-cloud-functions-domain-security.yml
- type: Authentication
  url: authentication/google-cloud-functions-authentication.yml
- type: OAuthScopes
  url: scopes/google-cloud-functions-scopes.yml
- type: GitHubOrganization
  url: https://github.com/GoogleCloudPlatform
- type: Portal
  url: https://cloud.google.com/functions
- type: GettingStarted
  url: https://cloud.google.com/functions/docs/quickstart
- type: Documentation
  url: https://cloud.google.com/functions/docs
- type: Authentication
  url: https://cloud.google.com/functions/docs/securing
- type: Pricing
  url: https://cloud.google.com/functions/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/functions/docs/support
- type: JSONLD
  url: json-ld/google-cloud-functions-context.jsonld
- type: Integrations
  url: https://cloud.google.com/marketplace
integrations:
- name: Become a Partner
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com