MCP server

OpenPhone MCP by usefulapi

io.usefulapi/openphone

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

Send and read OpenPhone messages, calls, contacts and phone numbers.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

16

Token cost

About 3,328 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http openphone https://openphone.usefulapi.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.openphone]
url = "https://openphone.usefulapi.io/mcp"

Gemini CLI

{"mcpServers":{"openphone":{"httpUrl":"https://openphone.usefulapi.io/mcp"}}}

Cursor

{"mcpServers":{"openphone":{"url":"https://openphone.usefulapi.io/mcp"}}}

VS Code

{"servers":{"openphone":{"type":"http","url":"https://openphone.usefulapi.io/mcp"}}}

Antigravity

agy mcp add openphone https://openphone.usefulapi.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"openphone","server_url":"https://openphone.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"openphone","server_url":"https://openphone.usefulapi.io/mcp"}

Tools

• openphone_create_contact ~362 tokens
  Create a new contact in the workspace. WRITE ACTION — this adds a persistent contact record. Emails and phoneNumbers are passed as simple string arrays and stored under default field labels. OpenPhone REST: POST /contacts.
• openphone_get_call ~113 tokens
  Get a single call by its id (starts with 'AC') — direction, status, duration, participants and timestamps. OpenPhone REST: GET /calls/{id}.
• openphone_get_call_recordings ~118 tokens
  Get the recordings for a call by its id — each with a URL, duration, start time and status. OpenPhone REST: GET /call-recordings/{callId}.
• openphone_get_call_summary ~130 tokens
  Get the AI-generated summary and next steps for a call by its id. Availability depends on your plan and whether the call was summarized. OpenPhone REST: GET /call-summaries/{callId}.
• openphone_get_call_transcript ~126 tokens
  Get the transcription for a call by its id — dialogue segments with speaker, text and timestamps, plus overall status and duration. OpenPhone REST: GET /call-transcripts/{id}.
• openphone_get_contact ~114 tokens
  Get a single contact by its id, including default fields (name, company, role, emails, phone numbers) and custom fields. OpenPhone REST: GET /contacts/{id}.
• openphone_get_contact_custom_fields ~100 tokens
  List the workspace's contact custom-field definitions (name, key, type). Use the returned keys when creating contacts with custom fields. OpenPhone REST: GET /contact-custom-fields.
• openphone_get_message ~99 tokens
  Get a single message by its id (starts with 'AC'). OpenPhone REST: GET /messages/{id}.
• openphone_list_calls ~391 tokens
  List calls between one of your OpenPhone numbers and a participant, newest first, optionally filtered by user and created date range. Returns direction, status, duration and timestamps. OpenPhone REST: GET /calls.
• openphone_list_contacts ~239 tokens
  List contacts in the workspace, optionally filtered by external ids or sources. Returns each contact's default fields (name, company, emails, phone numbers) and custom fields. OpenPhone REST: GET /contacts.
• openphone_list_conversations ~454 tokens
  List conversations (threads), most-recent activity first, optionally filtered by phone number(s), user, and created/updated date ranges. Each conversation has participants, assignee, and last-activity metadata. OpenPhone REST: GET /conversations.
• openphone_list_messages ~382 tokens
  List messages in a conversation between one of your OpenPhone numbers and one or more participants. Returns text, direction, status and timestamps. OpenPhone REST: GET /messages.
• openphone_list_phone_numbers ~145 tokens
  List the OpenPhone numbers in the workspace (id, number, name, formatted number, assigned users, restrictions). Usually the first call — most other tools need a phoneNumberId. OpenPhone REST: GET /phone-numbers.
• openphone_list_users ~139 tokens
  List workspace users (id, email, name, role). Use to find a userId for scoping other calls. OpenPhone REST: GET /users.
• openphone_list_webhooks ~94 tokens
  List all webhooks configured in the workspace (id, url, events, status). Read-only inventory — this tool does not create or delete webhooks. OpenPhone REST: GET /webhooks.
• openphone_send_message Sends messages · ~322 tokens
  Send an SMS/text message from one of your OpenPhone numbers to up to 10 recipients. WRITE ACTION — this actually sends a real text message (which may incur carrier cost and requires approved A2P 10DLC registration). OpenPhone REST: POST /messages.

Browse

• Website monitoring
• Email
• SMS and text messages
• Speech to text

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