Microsoft Word API website screenshot

Microsoft Word API

APIs for interacting with Microsoft Word documents and functionality.

Microsoft Word API publishes 3 APIs on the APIs.io network. Tagged areas include Documents, Office, Productivity, and Word Processing.

Microsoft Word API’s developer surface includes developer portal, engineering blog, and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub
23.8/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemium
3 APIs
DocumentsOfficeProductivityWord Processing

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 23.8/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 2.2 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 4.1 / 13
Governance 0.0 / 12
Discoverability 5.4 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 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/ms-word: 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.

Word JavaScript API

JavaScript API for building Word add-ins and interacting with Word document content.

Microsoft Graph Word API

REST API for accessing and manipulating Word documents stored in OneDrive and SharePoint.

Office Open XML SDK

.NET SDK for programmatically creating and manipulating Word documents using Open XML format.

Pricing Plans 1

Published pricing tiers and plan structures.

Ms Word Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Ms Word Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Ms Word Finops

FINOPS

Security Posture 2

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

Ms Word Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Ms Word Vulnerability Disclosure

security.txt · contact published

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

Portal
Portal

Access & Security 2

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: ms-word
name: Microsoft Word API
description: APIs for interacting with Microsoft Word documents and functionality.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ms-word.png
url: https://learn.microsoft.com/en-us/office/dev/add-ins/word/
tags:
- Documents
- Office
- Productivity
- Word Processing
created: '2024-01-01'
modified: '2026-04-28'
specificationVersion: '0.19'
apis:
- name: Word JavaScript API
  description: JavaScript API for building Word add-ins and interacting with Word document content.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://learn.microsoft.com/en-us/office/dev/add-ins/reference/overview/word-add-ins-reference-overview
  tags:
  - Add-Ins
  - Javascript
  - Office-Js
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/javascript/api/word
  - type: GettingStarted
    url: https://learn.microsoft.com/en-us/office/dev/add-ins/quickstarts/word-quickstart
  - type: Code Samples
    url: https://github.com/OfficeDev/Office-Add-in-samples
- name: Microsoft Graph Word API
  description: REST API for accessing and manipulating Word documents stored in OneDrive and SharePoint.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://learn.microsoft.com/en-us/graph/api/resources/word
  baseURL: https://graph.microsoft.com/v1.0
  tags:
  - Cloud
  - Graph
  - Rest
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/graph/api/resources/word
  - type: Authentication
    url: https://learn.microsoft.com/en-us/graph/auth/
- name: Office Open XML SDK
  description: .NET SDK for programmatically creating and manipulating Word documents using Open XML format.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://learn.microsoft.com/en-us/office/open-xml/word-processing
  tags:
  - Dotnet
  - Openxml
  - Sdk
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/office/open-xml/word/word-processing
  - type: GitHubRepository
    url: https://github.com/OfficeDev/Open-XML-SDK
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
common:
- type: VulnerabilityDisclosure
  url: security/ms-word-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/ms-word-domain-security.yml
- type: TermsOfService
  url: https://www.microsoft.com/en-us/legal/terms-of-use
- type: PrivacyPolicy
  url: https://privacy.microsoft.com/
- type: Portal
  url: https://developer.microsoft.com/office
- type: Blog
  url: https://devblogs.microsoft.com/microsoft365dev/