1. Audio
Handwrite
  • Handwrite Regular Accounts
    • Start here — Handwrite for outside developers
    • API specification notes
    • Socket specification notes
    • Account
      • README — GET /api/v1/me
      • README — DELETE /api/v1/me
      • README — GET /api/v1/me/policy
      • README — GET /api/v1/me/usage
      • Account API — README
      • Who this credential acts for
      • Delete the account (after a 30-day grace period)
      • What your teams' and classes' policies allow
      • Your own usage, and what your teams and classes counted
    • Documents
      • README — GET /api/v1/documents
      • README — POST /api/v1/documents
      • README — GET /api/v1/documents/search
      • README — GET /api/v1/documents/{id}
      • README — PATCH /api/v1/documents/{id}
      • README — DELETE /api/v1/documents/{id}
      • README — GET /api/v1/documents/{id}/content
      • README — PUT /api/v1/documents/{id}/content
      • README — POST /api/v1/documents/{id}/live
      • README — GET /api/v1/export
      • Documents API — README
      • List your documents (or shared, or changes since)
      • Create a document
      • Search your own and shared documents
      • A document's metadata
      • Change title, text, content type or language
      • Delete a document (owner)
      • The document's text
      • Replace the text
      • Join the document's live co-editing room
      • Every document you own, with its text
    • Files
      • README — GET /api/v1/documents/{id}/file
      • README — POST /api/v1/documents/{id}/file
      • README — POST /api/v1/documents/{id}/file/commit
      • README — POST /api/v1/documents/{id}/extract
      • Files API — README
      • Download the original file
      • Start uploading the original file
      • Make an uploaded file the document's file
      • Replace the text with the file's text
    • Audio
      • README — GET /api/v1/documents/{id}/audio
      • README — POST /api/v1/audio/stream
      • README — POST /api/v1/audio/speech
      • README — GET /api/v1/voices
      • README — GET /api/v1/quota
      • Audio API — README
      • The whole document as one audio file
        GET
      • Stream speech as it's made
        POST
      • Speech with word timings (read-along)
        POST
      • Voices you can use
        GET
      • Characters left, limit, plan and reset time
        GET
    • Sharing
      • README — GET /api/v1/documents/{id}/permissions
      • README — POST /api/v1/documents/{id}/permissions
      • README — PATCH /api/v1/documents/{id}/permissions/{principal}
      • README — DELETE /api/v1/documents/{id}/permissions/{principal}
      • README — DELETE /api/v1/documents/{id}/invitations/{inviteId}
      • README — GET /api/v1/invitations
      • README — POST /api/v1/invitations/{id}/accept
      • README — POST /api/v1/invitations/{id}/decline
      • Sharing API — README
      • Who a document is shared with
      • Share by principal, or invite by email (owner)
      • Change someone's role (owner)
      • Remove access (owner, or leave yourself)
      • Cancel a pending invitation (owner)
      • Document invitations to your verified email
      • Accept a document invitation
      • Decline a document invitation
    • Settings
      • README — GET /api/v1/settings
      • README — PATCH /api/v1/settings
      • Settings API — README
      • Synced app and reader settings
      • Change settings (per key, the newer updatedAt wins)
    • Webhooks
      • Incoming webhook delivery — README
      • README — GET /api/v1/webhooks
      • README — POST /api/v1/webhooks
      • README — GET /api/v1/webhooks/{id}
      • README — DELETE /api/v1/webhooks/{id}
      • Webhooks API — README
      • Your webhook endpoints
      • Register an endpoint (up to 10)
      • One endpoint
      • Delete an endpoint (queued retries are dropped)
    • Meta
      • README — GET /api/v1/openapi.json
      • Meta API — README
      • This OpenAPI description
    • OAuth
      • README — POST /api/oauth/token
      • README — POST /api/oauth/revoke
      • OAuth API — README
      • Exchange a code, or refresh
      • Revoke a token (RFC 7009)
    • Live socket
      • Live document socket — README
    • A document or sharing event
    • Schemas
      • Error
      • Principal
      • Role
      • Access
      • ContentType
      • Language
      • FileRef
      • Document
      • Tombstone
      • DocumentPage
      • CreateDocument
      • UpdateDocument
      • FileInfo
      • CommitUpload
      • Upload
      • DownloadLink
      • Extracted
      • ExtractionFailed
      • CommittedDocument
      • ExtractedDocument
      • SearchHit
      • SearchPage
      • Export
      • Permission
      • Share
      • ChangeRole
      • Invitation
      • Permissions
      • ReceivedInvitation
      • AcceptedInvitation
      • Me
      • WebhookEventType
      • Webhook
      • CreateWebhook
      • CreatedWebhook
      • WebhookDelivery
      • AudioFormat
      • Speech
      • WordTiming
      • SpeechMarks
      • AudioLink
      • Voice
      • Quota
      • SettingEntry
      • Settings
      • SettingsPatch
      • PatchedSettings
      • OAuthToken
      • OAuthError
  • Handwrite Team
    • Schemas
      • Error
      • Principal
      • Access
      • ContentType
      • Language
      • FileRef
      • Document
      • Tombstone
      • DocumentPage
      • OrgKind
      • OrgRole
      • Organisation
      • CreateOrganisation
      • RenameOrganisation
      • Member
      • AddMember
      • ChangeMember
      • InviteMember
      • OrgInvitation
      • ReceivedOrgInvitation
  • Handwrite Classroom
    • Schemas
      • Error
      • Principal
      • Access
      • ContentType
      • Language
      • FileRef
      • Document
      • Tombstone
      • DocumentPage
      • OrgKind
      • OrgRole
      • Organisation
      • CreateOrganisation
      • RenameOrganisation
      • Member
      • AddMember
      • ChangeMember
      • InviteMember
      • OrgInvitation
      • ReceivedOrgInvitation
  1. Audio

Characters left, limit, plan and reset time

GET
/api/v1/quota
App integration: Show the current allowance and reset time before generating speech. The result is a snapshot, not a reservation: generation still needs to handle quota_exceeded. Isolated app test credentials cannot call this account endpoint.

Request

Authorization
Bearer Token
Provide your bearer token in the
Authorization
header when making requests to protected resources.
Example:
Authorization: Bearer ********************
or
OAuth 2.0
Authorization Code
Add the parameter
Authorization
to Headers，whose value is to concatenate the Token after the Bearer.
Example:
Authorization: Bearer ********************
Authorize URL: https://handwrites.io/oauth/authorize
Token URL: https://handwrites.io/api/oauth/token
Refresh URL: https://handwrites.io/api/oauth/token
Scopes:
voices:read-List voices and see your character allowance
or

Responses

🟢200
application/json
Your allowance.
Headers

Bodyapplication/json

🟠401Unauthorized
🟠403Forbidden
🟠429TooManyRequests
🔴500ServerError
🔴502BadGateway
Request Request Example
Shell
JavaScript
Java
Swift
curl --location '/api/v1/quota' \
--header 'Authorization: Bearer <token>'
Response Response Example
200 - Example 1
{
    "remaining": 0,
    "limit": 0,
    "plan": "string",
    "resetsAt": "2019-08-24T14:15:22.123Z",
    "monthlyRemaining": 0,
    "monthlyLimit": 0,
    "credits": 0
}
Modified at 2026-10-26 12:58:15
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Voices you can use
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README — GET /api/v1/documents/{id}/permissions
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