--- title: "Connect Call Loop 2.0 to Doppler - APIANT.ai" description: "When \"Contact Added to List\" fires in Call Loop 2.0, your agent runs \"Unsubscribe Email\" in Doppler." canonical: "https://apiant.ai/connect/call-loop-2-0-to-doppler" --- # Connect Call Loop 2.0 to Doppler When **Contact Added to List** fires in [Call Loop 2.0](https://apiant.ai/connections/call-loop-2-0), your agent runs **Unsubscribe Email** in [Doppler](https://apiant.ai/connections/doppler). Describe the whole flow and it is built, tested on every scenario and kept running. Call Loop 2.0 **2** triggers Call Loop 2.0 **13** actions Doppler **12** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Call Loop 2.0 and Doppler to do together? Give your AI client this address. `https://mcp.apiant.ai` One connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser. ### Set it up in your client ### Claude Code Run this in the directory you want to work in. `claude mcp add --transport http -s project apiant-ai https://mcp.apiant.ai` Start Claude Code there, approve the server, and sign in in the browser page it opens. [Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code) ### Claude, web and desktop Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Cursor Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Zed Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Codex and the ChatGPT desktop app Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Any other MCP client Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) Example flows ## What Call Loop 2.0 can start in Doppler - When **Contact Added to List** in Call Loop 2.0 then **Unsubscribe Email** in Doppler - When **Contact Created or Updated** in Call Loop 2.0 then **Add List** in Doppler Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships. Everything your agent can do with Call Loop 2.0 and Doppler ## Triggers and actions 2 triggers · 25 actions - Trigger **Contact Added to List** Triggers when a contact is added to the selected Call Loop list. - Trigger **Contact Created or Updated** Triggers when a contact is created or updated in Call Loop. - Action **Add list** Creates a new contact list in Call Loop and returns the created list. - Action **Create (Update) Contact** Creates a contact, or updates the existing contact with the same phone number, and returns the saved contact. - Action **Delete contact** Permanently deletes one or more contacts by ID and returns a confirmation with the number deleted. - Action **Find contacts by search term** Returns the Call Loop contacts that match a search term, optionally narrowed by status and subscription state. - Action **Get contact** Returns one Call Loop contact by its ID, including its status, subscription state, lists, custom field values and messaging activity. An error occurs if the contact is not found. - Action **Get message** Returns a message's current delivery status and details, looked up by its ID or state UUID. An error occurs if the message is not found. - Action **List contacts** Returns the contacts in your Call Loop organization, optionally filtered by status, search text or subscription state. Deleted contacts are not included. - Action **Send Ringless Voicemail** Queues a ringless voicemail drop to a phone number using an audio file already in your Call Loop account. Returns the queued message and its delivery state. - Action **Send SMS / MMS Message** Queues one SMS or MMS message to a phone number from a number on your Call Loop account, and returns the queued message with its status. - Action **Send Voice Broadcast** Queues one outbound voice call to a phone number, playing an uploaded audio file on live answer, as a voicemail, or both. Returns the queued message and its status. - Action **Update contact** Updates an existing Call Loop contact by ID, changing only the fields you fill in, and returns the saved contact. - Action **Update list** Renames an existing contact list and returns the updated list. - Action **Update Opt-In Status** Sets whether one contact is subscribed to text messages and to calls and ringless voicemail. No message is sent. - Action **Add List** Creates a new subscriber list in a Doppler account. - Action **Add/Update Subscriber** Adds a subscriber to a Doppler list, or updates the field values of a subscriber who is already on it. - Action **Delete List** Deletes a subscriber list from a Doppler account. - Action **Find Subscriber** Looks up a Doppler subscriber by email address and returns the subscriber's status, list memberships and field values. - Action **Get List** Retrieves one Doppler subscriber list by its id. - Action **List Fields** Lists every subscriber field (predefined and custom) defined on the Doppler account. - Action **List Lists** Get the collection of subscriber lists for the account. - Action **List Subscribers** Returns the subscribers that belong to one Doppler subscriber list, including each subscriber's field values, list membership and status. - Action **List Unsubscribed** Returns the contacts who have unsubscribed from your Doppler account, optionally limited to a date range. - Action **Remove Subscriber** Removes a subscriber from a Doppler list. The subscriber is not deleted from the account; they stay inactive on that list and stop receiving its campaigns. - Action **Unsubscribe Email** Unsubscribes an email address from the whole Doppler account, so it no longer receives campaigns from any list. - Action **Update List** Renames an existing Doppler subscriber list. ## Each app on its own - [ **Call Loop 2.0** Call Loop is an all-in-one SMS Texting, Voice Broadcasts, & Ringless Voicemail platform.](https://apiant.ai/connections/call-loop-2-0) - [ **Doppler** Doppler is an email marketing tool that allows you to reach your clients in a simple, fast and effective way.](https://apiant.ai/connections/doppler) Reviews ## What our customers say ## More from Call Loop 2.0 - [ **Call Loop 2.0 to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/call-loop-2-0-to-hubspot) - [ **Call Loop 2.0 to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/call-loop-2-0-to-salesforce) - [ **Call Loop 2.0 to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/call-loop-2-0-to-slack) - [ **Call Loop 2.0 to Google Sheets** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/call-loop-2-0-to-google-sheets) - [ **Call Loop 2.0 to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/call-loop-2-0-to-gmail) - [ **Call Loop 2.0 to Google Calendar** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/call-loop-2-0-to-google-calendar) ## More into Doppler - [ **HubSpot to Doppler** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-doppler) - [ **Salesforce to Doppler** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-doppler) - [ **Slack to Doppler** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-doppler) - [ **Google Sheets to Doppler** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-doppler) - [ **Gmail to Doppler** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-doppler) - [ **Google Calendar to Doppler** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-doppler) Questions ## Call Loop 2.0 and Doppler, answered ### ### What can start an automation from Call Loop 2.0? Any of Call Loop 2.0's 2 triggers in the catalog, including Contact Added to List and Contact Created or Updated. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Doppler when something happens in Call Loop 2.0? Any of Doppler's 12 actions, including Update List, Add List, Add/Update Subscriber and Find Subscriber. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Doppler to Call Loop 2.0? Doppler has no triggers in the catalog today, so automations start in Call Loop 2.0. If you need the other direction, ask: your agent reads Doppler's API documentation and adds it. ### ### Do I have to build a connector for Call Loop 2.0 or Doppler? No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running. ### ### Can my AI client use Call Loop 2.0 and Doppler without building an automation? Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both. ### ### What happens when something fails? Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships. ### ### Is there a free plan? Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.