name: Zoho Sign API Rate Limits
description: Rate limits and API call quotas for the Zoho Sign REST API
url: https://www.zoho.com/sign/api/api-limitations.html

rate_limits:

  - name: General API Calls
    description: Maximum number of API requests per minute for most endpoints
    limit: 50
    unit: calls per minute
    scope: per account

  - name: Template Exports
    description: Maximum number of template export operations per minute
    limit: 2
    unit: calls per minute
    scope: per account

  - name: Template Imports
    description: Maximum number of template import operations per minute
    limit: 1
    unit: calls per minute
    scope: per account

  - name: Testing Envelopes
    description: Envelopes sent per month when using testing=true parameter
    limit: 50
    unit: envelopes per month
    scope: per account
    note: For development and testing purposes only

  - name: Pagination
    description: Default number of items returned per paginated response
    limit: 100
    unit: items per page
    note: Controlled via start_index and row_count parameters

document_constraints:

  - name: Recipients Per Request
    limit: 25
    unit: recipients

  - name: Documents Per Request
    limit: 40
    unit: documents

  - name: Maximum Envelope Size
    limit: 40
    unit: MB

  - name: Individual Document Size
    limit: 25
    unit: MB

  - name: Bulk Send Recipients
    limit: 1000
    unit: recipients per request

  - name: Attachment Size
    limit: 25
    unit: MB per request

  - name: Total Fields Per Envelope
    limit: 2000
    unit: fields

signer_field_limits:

  - name: Checkboxes
    limit: 2000
    unit: per recipient

  - name: Text Fields
    limit: 750
    unit: per recipient

  - name: Date Fields
    limit: 500
    unit: per recipient

  - name: Image Fields (signatures, initials, stamps)
    limit: 300
    unit: per recipient

  - name: Radio Buttons
    limit: 500
    unit: per recipient

  - name: Dropdowns
    limit: 500
    unit: per recipient

  - name: Attachments
    limit: 20
    unit: per recipient

  - name: Payment Fields
    limit: 1
    unit: per request

  - name: Dropdown Values
    limit: 100
    unit: per dropdown

  - name: Radio Group Sub-fields
    limit: 100
    unit: per group

token_limits:

  - name: Access Token Expiry
    description: OAuth 2.0 access tokens expire after one hour
    value: 1 hour

  - name: Refresh Tokens Per User
    description: Maximum number of active refresh tokens per user
    limit: 20
    unit: tokens per user
    note: Generating a new token on re-consent creates a new refresh token; old tokens are invalidated after limit is reached