Google Books website screenshot

Google Books

The Google Books API allows you to perform full-text searches and retrieve book information, viewability, and eBook availability. You can search for volumes, access detailed metadata including authors, publishers, and ISBNs, manage personal bookshelves, and determine content accessibility.

Google Books publishes 3 APIs on the APIs.io network: Mylibrary API, Users API, and Volumes API. Tagged areas include Books, eBooks, Google, Library, and Publishing.

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

Google Books’ developer surface includes authentication, getting-started guide, pricing, and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub
50.4/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
3 APIs
BookseBooksGoogleLibraryPublishingReadingSearch

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 50.4/100 · developing
Contract Quality 17.6 / 25
Developer Ergonomics 4.3 / 20
Commercial Clarity 10.0 / 20
Operational Transparency 4.1 / 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-books: 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 3

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

Google Books Mylibrary API

The Mylibrary API from Google Books — 3 operation(s) for mylibrary.

Google Books Users API

The Users API from Google Books — 3 operation(s) for users.

Google Books Volumes API

The Volumes API from Google Books — 2 operation(s) for volumes.

Open Collections 1

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

Google Books API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Google Books Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Google Books Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Google Books Finops

FINOPS

Semantic Vocabularies 1

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

Books Context

21 classes · 1 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Google Books API Rules

5 rules · 3 warnings 2 info

SPECTRAL

JSON Schema 1

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

Google Books Volume

7 properties

JSON SCHEMA

Security Posture 3

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

Google Books Authentication

apiKey/oauth2 · 2 schemes

SECURITY

Google Books Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Google Books Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Google Books Scopes

1 scope · authorizationCode

1 scopes

SCOPES

Agentic Access 1

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

Google Books Agentic Access

8 operations · 2 acting

8 operations · 2 acting

AGENTIC

Resources

Get Started 1

Portal, sign-up, and the first successful call

GettingStarted
GettingStarted

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Design & Contract 1

Pagination, idempotency, versioning, errors, and events

JSONLD
JSONLD

Access & Security 4

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes

Commercial 1

Pricing, plans, and the legal terms of use

Pricing
Pricing

Source (apis.yml)

apis.yml Raw ↑ 
aid: google-books
name: Google Books
description: The Google Books API allows you to perform full-text searches and retrieve book information, viewability, and
  eBook availability. You can search for volumes, access detailed metadata including authors, publishers, and ISBNs, manage
  personal bookshelves, and determine content accessibility.
type: Index
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-books.png
url: https://raw.githubusercontent.com/api-evangelist/google-books/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.19'
tags:
- Books
- eBooks
- Google
- Library
- Publishing
- Reading
- Search
apis:
- aid: google-books:google-books-mylibrary-api
  name: Google Books Mylibrary API
  description: The Mylibrary API from Google Books — 3 operation(s) for mylibrary.
  humanURL: https://developers.google.com/books
  baseURL: https://www.googleapis.com/books/v1
  tags:
  - Mylibrary
  properties:
  - type: OpenAPI
    url: openapi/google-books-mylibrary-api-openapi.yml
  - type: JSONSchema
    url: json-schema/books.json
- aid: google-books:google-books-users-api
  name: Google Books Users API
  description: The Users API from Google Books — 3 operation(s) for users.
  humanURL: https://developers.google.com/books
  baseURL: https://www.googleapis.com/books/v1
  tags:
  - Users
  properties:
  - type: OpenAPI
    url: openapi/google-books-users-api-openapi.yml
  - type: JSONSchema
    url: json-schema/books.json
- aid: google-books:google-books-volumes-api
  name: Google Books Volumes API
  description: The Volumes API from Google Books — 2 operation(s) for volumes.
  humanURL: https://developers.google.com/books
  baseURL: https://www.googleapis.com/books/v1
  tags:
  - Volumes
  properties:
  - type: OpenAPI
    url: openapi/google-books-volumes-api-openapi.yml
  - type: JSONSchema
    url: json-schema/books.json
common:
- type: AgenticAccess
  url: agentic-access/google-books-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/google-books-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/google-books-domain-security.yml
- type: Authentication
  url: authentication/google-books-authentication.yml
- type: OAuthScopes
  url: scopes/google-books-scopes.yml
- type: GettingStarted
  url: https://developers.google.com/books/docs/v1/getting_started
- type: Pricing
  url: https://developers.google.com/books/docs/v1/using
- type: JSONLD
  url: json-ld/books.jsonld
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com