Zoho Writer website screenshot

Zoho Writer

Zoho Writer is an online word processor with a REST API for creating, editing, merging, converting, and signing documents, and automating document workflows within the Zoho ecosystem. The API supports document CRUD operations, mail merge with templates, fillable forms, electronic signatures via Zoho Sign integration, webhook-triggered automation, and multi-format document export (PDF, DOCX, HTML). OAuth 2.0 authentication is used with domain-specific base URLs across global data centers.

Zoho Writer publishes 4 APIs on the APIs.io network, including Combine API, Documents API, Merge API, and 1 more. Tagged areas include Documents, Word Processor, Mail Merge, Document Generation, and Electronic Signatures.

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

Zoho Writer’s developer surface includes authentication, documentation, engineering blog, pricing, and 12 more developer resources.

🌐 Visit website 📡 Source on GitHub
46.8/100 developing ▬ flat Agent 38/100 agent ready Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemiumSelf serve⚡ Free to try
5 APIs
DocumentsWord ProcessorMail MergeDocument GenerationElectronic SignaturesZohoOffice SuiteAutomation

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 46.8/100 · developing
Contract Quality 16.9 / 25
Developer Ergonomics 4.3 / 20
Commercial Clarity 8.4 / 20
Operational Transparency 2.7 / 13
Governance 7.0 / 12
Discoverability 7.4 / 10
Agent readiness — 38/100 · agent ready
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 8 / 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/zoho-writer: 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.

Zoho Writer API

REST API for programmatic document creation, editing, mail merge, electronic signing, webhook automation, and multi-format document export. Supports Document, Meta, Combine, Mer...

Zoho Writer Combine API

Combine multiple PDF documents into one

Zoho Writer Documents API

Create, upload, list, download, and inspect documents

Zoho Writer Merge API

Mail-merge operations: merge to bytes, link, store, invoke, or sign

Zoho Writer Signatures API

Electronic signature workflows via Zoho Sign

Pricing Plans 1

Published pricing tiers and plan structures.

Zoho Writer Plans Pricing

4 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Zoho Writer Rate Limits

0 limits

RATE LIMITS

Semantic Vocabularies 1

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

Zoho Writer Context

37 classes · 0 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Zoho Writer API Rules

5 rules · 4 warnings 1 info

SPECTRAL

JSON Schema 1

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

ZohoWriterDocument

30 properties

JSON SCHEMA

Security Posture 3

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

Zoho Writer Authentication

oauth2 · 1 scheme

SECURITY

Zoho Writer Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Zoho Writer Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Zoho Writer Scopes

6 scopes · authorizationCode

6 scopes

SCOPES

Agentic Access 1

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

Zoho Writer Agentic Access

12 operations · 7 acting

12 operations · 7 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrg
GitHubOrg

Access & Security 4

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes

Operate 2

Status, limits, changes, and where to get help

StatusPage
StatusPage
 RateLimits
RateLimits

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 Plans
Plans
 FinOps
FinOps

Company 3

The organization behind the API

Website
Website
 LinkedIn
LinkedIn
 Blog
Blog

Other 1

Properties that don't map to a standard resource type

X
X

Source (apis.yml)

apis.yml Raw ↑ 
aid: zoho-writer
name: Zoho Writer
description: 'Zoho Writer is an online word processor with a REST API for creating, editing, merging, converting, and signing
  documents, and automating document workflows within the Zoho ecosystem. The API supports document CRUD operations, mail
  merge with templates, fillable forms, electronic signatures via Zoho Sign integration, webhook-triggered automation, and
  multi-format document export (PDF, DOCX, HTML). OAuth 2.0 authentication is used with domain-specific base URLs across global
  data centers.

  '
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/zoho-writer.png
url: https://raw.githubusercontent.com/api-evangelist/zoho-writer/refs/heads/main/apis.yml
created: '2026-06-13'
modified: '2026-06-13'
specificationVersion: '0.19'
tags:
- Documents
- Word Processor
- Mail Merge
- Document Generation
- Electronic Signatures
- Zoho
- Office Suite
- Automation
apis:
- aid: zoho-writer:zoho-writer-api
  name: Zoho Writer API
  description: 'REST API for programmatic document creation, editing, mail merge, electronic signing, webhook automation,
    and multi-format document export. Supports Document, Meta, Combine, Merge, and Sign API categories with OAuth 2.0 authentication.

    '
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://www.zoho.com/writer/developers.html
  baseURL: https://writer.zoho.com/api/v1
  tags:
  - Documents
  - Mail Merge
  - Signatures
  - Automation
  - REST
  properties:
  - type: Documentation
    url: https://www.zoho.com/writer/help/api/v1/
  - type: Authentication
    url: https://www.zoho.com/writer/help/api/v1/oauth-2.html
  - type: RateLimits
    url: https://www.zoho.com/writer/help/api/v1/writer-apis-threshold-limits.html
  - type: Webhooks
    url: https://www.zoho.com/writer/help/api/v1/webhooks.html
  - type: WhatsNew
    url: https://www.zoho.com/writer/whats-new.html
- aid: zoho-writer:zoho-writer-combine-api
  name: Zoho Writer Combine API
  description: Combine multiple PDF documents into one
  humanURL: https://www.zoho.com/writer/developers.html
  baseURL: https://writer.zoho.com/api/v1
  tags:
  - Combine
  properties:
  - type: OpenAPI
    url: openapi/zoho-writer-combine-api-openapi.yml
- aid: zoho-writer:zoho-writer-documents-api
  name: Zoho Writer Documents API
  description: Create, upload, list, download, and inspect documents
  humanURL: https://www.zoho.com/writer/developers.html
  baseURL: https://writer.zoho.com/api/v1
  tags:
  - Documents
  properties:
  - type: OpenAPI
    url: openapi/zoho-writer-documents-api-openapi.yml
- aid: zoho-writer:zoho-writer-merge-api
  name: Zoho Writer Merge API
  description: 'Mail-merge operations: merge to bytes, link, store, invoke, or sign'
  humanURL: https://www.zoho.com/writer/developers.html
  baseURL: https://writer.zoho.com/api/v1
  tags:
  - Merge
  properties:
  - type: OpenAPI
    url: openapi/zoho-writer-merge-api-openapi.yml
- aid: zoho-writer:zoho-writer-signatures-api
  name: Zoho Writer Signatures API
  description: Electronic signature workflows via Zoho Sign
  humanURL: https://www.zoho.com/writer/developers.html
  baseURL: https://writer.zoho.com/api/v1
  tags:
  - Signatures
  properties:
  - type: OpenAPI
    url: openapi/zoho-writer-signatures-api-openapi.yml
common:
- type: AgenticAccess
  url: agentic-access/zoho-writer-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/zoho-writer-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/zoho-writer-domain-security.yml
- type: Authentication
  url: authentication/zoho-writer-authentication.yml
- type: OAuthScopes
  url: scopes/zoho-writer-scopes.yml
- type: Website
  url: https://www.zoho.com/writer/
- type: Documentation
  url: https://www.zoho.com/writer/help/api/v1/
- type: GitHubOrg
  url: https://github.com/zoho
- type: LinkedIn
  url: https://www.linkedin.com/company/zoho
- type: Blog
  url: https://www.zoho.com/blog/writer/
- type: Pricing
  url: https://help.zoho.com/portal/en/kb/writer/writer-add-ons/pricing-faq/articles/how-can-i-purchase-the-writer-add-on
- type: StatusPage
  url: https://status.zoho.com
- type: X
  url: https://x.com/ZohoWriter
- type: Plans
  url: plans/zoho-writer-plans-pricing.yml
- type: RateLimits
  url: rate-limits/zoho-writer-rate-limits.yml
- type: FinOps
  url: finops/zoho-writer-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com