Google Firebase website screenshot

Google Firebase

Google Firebase is a comprehensive app development platform that provides backend services, SDKs, and APIs for building and scaling mobile and web applications, including authentication, real-time databases, cloud messaging, hosting, and analytics.

Google Firebase publishes 2 APIs on the APIs.io network: Data API and Messages API. Tagged areas include Analytics, Authentication, Backend as a Service, Cloud Messaging, and Google Cloud.

The Google Firebase catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

Google Firebase’s developer surface includes authentication, getting-started guide, pricing, developer console, support, engineering blog, and 11 more developer resources.

56.9/100 strong ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessPaidSelf serve
5 APIs
AnalyticsAuthenticationBackend as a ServiceCloud MessagingGoogle CloudHostingMobileReal-Time Database

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 56.9/100 · strong
Contract Quality 18.7 / 25
Developer Ergonomics 9.1 / 20
Commercial Clarity 7.9 / 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-firebase: 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 5

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

Firebase Authentication REST API

The Firebase Authentication REST API enables developers to manage user authentication using email/password, phone, and federated identity providers such as Google, Facebook, and...

Firebase Hosting REST API

The Firebase Hosting REST API allows developers to programmatically manage web hosting deployments on Firebase. It supports creating new releases, managing site versions, upload...

Firebase Remote Config API

The Firebase Remote Config API enables developers to change the behavior and appearance of their apps without requiring users to download an update. The API allows publishing ne...

Google Firebase Data API

Operations for reading and writing database nodes

Google Firebase Messages API

Send messages to devices and topics

Postman Collections 2

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

Open Collections 2

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.

Google Firebase Rate Limits

11 limits

RATE LIMITS

FinOps 1

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

Semantic Vocabularies 1

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

Google Firebase Context

0 classes · 5 properties

JSON-LD

Spectral Rules 2

Spectral governance rulesets for linting and validating these APIs.

Google Firebase API Rules

6 rules · 5 warnings 1 info

SPECTRAL

Google Firebase API Rules

19 rules · 11 errors 7 warnings 1 info

SPECTRAL

JSON Schema 9

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

AndroidConfig

4 properties

JSON SCHEMA

ApnsConfig

2 properties

JSON SCHEMA

Firebase Realtime Database Node

4 properties

JSON SCHEMA

DatabaseNode

0 properties

JSON SCHEMA

Firebase Cloud Messaging Message

2 properties

JSON SCHEMA

Message

9 properties

JSON SCHEMA

Notification

3 properties

JSON SCHEMA

SendMessageRequest

2 properties

JSON SCHEMA

WebpushConfig

2 properties

JSON SCHEMA

Scroll for all 9

JSON Structure 1

JSON Structure definitions describing this provider's data shapes.

Google Firebase Structure

0 properties

JSON STRUCTURE

Security Posture 3

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

Google Firebase Authentication

oauth2 · 1 scheme

SECURITY

Google Firebase Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Google Firebase Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Google Firebase Scopes

1 scope · authorizationCode

1 scopes

SCOPES

Agentic Access 1

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

Google Firebase Agentic Access

6 operations · 5 acting

6 operations · 5 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

Build 3

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 1

Pricing, plans, and the legal terms of use

Company 2

The organization behind the API

Source (apis.yml)

apis.yml Raw ↑
name: Google Firebase
description: Google Firebase is a comprehensive app development platform that provides backend services, SDKs, and APIs for
  building and scaling mobile and web applications, including authentication, real-time databases, cloud messaging, hosting,
  and analytics.
accessModel:
  pricing: paid
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Paid · 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-firebase.png
url: https://raw.githubusercontent.com/api-evangelist/google-firebase/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.18'
tags:
- Analytics
- Authentication
- Backend as a Service
- Cloud Messaging
- Google Cloud
- Hosting
- Mobile
- Real-Time Database
apis:
- name: Firebase Authentication REST API
  description: The Firebase Authentication REST API enables developers to manage user authentication using email/password,
    phone, and federated identity providers such as Google, Facebook, and Apple. The API supports creating and signing in
    users, verifying tokens, managing user accounts, sending verification emails, and password resets through the Identity
    Toolkit endpoints.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://firebase.google.com/docs/auth
  baseURL: https://identitytoolkit.googleapis.com
  tags:
  - Authentication
  - Identity
  - Users
  properties:
  - type: Documentation
    url: https://firebase.google.com/docs/reference/rest/auth
- name: Firebase Hosting REST API
  description: The Firebase Hosting REST API allows developers to programmatically manage web hosting deployments on Firebase.
    It supports creating new releases, managing site versions, uploading files, configuring custom domains, and managing release
    channels for preview deployments.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://firebase.google.com/docs/hosting
  baseURL: https://firebasehosting.googleapis.com
  tags:
  - Deployment
  - Hosting
  - Web
  properties:
  - type: Documentation
    url: https://firebase.google.com/docs/reference/hosting/rest
- name: Firebase Remote Config API
  description: The Firebase Remote Config API enables developers to change the behavior and appearance of their apps without
    requiring users to download an update. The API allows publishing new Remote Config templates, managing conditions and
    parameters, and rolling back to previous configurations.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://firebase.google.com/docs/remote-config
  baseURL: https://firebaseremoteconfig.googleapis.com
  tags:
  - Configuration
  - Feature Flags
  - Remote Config
  properties:
  - type: Documentation
    url: https://firebase.google.com/docs/reference/remote-config/rest
- aid: google-firebase:google-firebase-data-api
  name: Google Firebase Data API
  description: Operations for reading and writing database nodes
  humanURL: https://firebase.google.com/docs/database
  baseURL: https://firebaseio.com
  tags:
  - Data
  properties:
  - type: OpenAPI
    url: openapi/google-firebase-data-api-openapi.yml
  - type: Documentation
    url: https://firebase.google.com/docs/reference/rest/database
  - type: JSONSchema
    url: json-schema/google-firebase-database-node-schema.json
  - type: Documentation
    url: https://firebase.google.com/docs/reference/fcm/rest/v1/projects.messages
  - type: JSONSchema
    url: json-schema/google-firebase-fcm-message-schema.json
- aid: google-firebase:google-firebase-messages-api
  name: Google Firebase Messages API
  description: Send messages to devices and topics
  humanURL: https://firebase.google.com/docs/database
  baseURL: https://firebaseio.com
  tags:
  - Messages
  properties:
  - type: OpenAPI
    url: openapi/google-firebase-messages-api-openapi.yml
  - type: Documentation
    url: https://firebase.google.com/docs/reference/rest/database
  - type: JSONSchema
    url: json-schema/google-firebase-database-node-schema.json
  - type: Documentation
    url: https://firebase.google.com/docs/reference/fcm/rest/v1/projects.messages
  - type: JSONSchema
    url: json-schema/google-firebase-fcm-message-schema.json
common:
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/google-firebase/overview
- type: AgenticAccess
  url: agentic-access/google-firebase-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/google-firebase-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/google-firebase-domain-security.yml
- type: Authentication
  url: authentication/google-firebase-authentication.yml
- type: OAuthScopes
  url: scopes/google-firebase-scopes.yml
- type: GitHubOrganization
  url: https://github.com/firebase
- type: LinkedIn
  url: https://www.linkedin.com/showcase/firebase
- type: GettingStarted
  url: https://firebase.google.com/docs
- type: Pricing
  url: https://firebase.google.com/pricing
- type: Authentication
  url: https://firebase.google.com/docs/admin/setup
- type: Console
  url: https://console.firebase.google.com
- type: SDKs
  url: https://firebase.google.com/docs/libraries
- type: Support
  url: https://firebase.google.com/support
- type: StatusPage
  url: https://status.firebase.google.com
- type: JSONLD
  url: json-ld/google-firebase-context.jsonld
- type: Integrations
  url: https://firebase.google.com/integrations
- url: https://firebase.blog/rss.xml
  type: Blog
integrations:
- name: Firebase
- name: Flutter
- name: Google Ads
- name: AdMob video
- name: Google Marketing Platform
- name: Google Play
- name: Looker Studio
- name: BigQuery
- name: Slack
- name: Jira
- name: Android Studio
- name: Google Developers
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com