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API response codes

Authentication

Get a call by ID

Get a summary for a call

Get a transcription for a call

Get a voicemail for a call

Get recordings for a call

List calls

Changelog

Get contact custom fields

Create a contact

Delete a contact

Get a contact by ID

List contacts

Update a contact by ID

List Conversations

Get a message by ID

List messages

Send a text message

Partner directory

Get a phone number by ID

List phone numbers

Rate limits

Send your first message

Get a user by ID

List users

Create a new webhook for call summaries

Create a new webhook for call transcripts

Create a new webhook for calls

Create a new webhook for messages

Delete a webhook by ID

Get a webhook by ID

Lists all webhooks

API Pricing overview

Quo brings your calls, texts, and contacts together in one AI-powered shared space. Keep your team aligned, respond faster, and ensure every customer feels valued.

OpenPhone

OpenPhone API Guides & Tutorials

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