How to connect OpenPhone and Cal.com
Create a New Scenario to Connect OpenPhone and Cal.com
In the workspace, click the βCreate New Scenarioβ button.

Add the First Step
Add the first node β a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a OpenPhone, triggered by another scenario, or executed manually (for testing purposes). In most cases, OpenPhone or Cal.com will be your first step. To do this, click "Choose an app," find OpenPhone or Cal.com, and select the appropriate trigger to start the scenario.

Add the OpenPhone Node
Select the OpenPhone node from the app selection panel on the right.

OpenPhone
Configure the OpenPhone
Click on the OpenPhone node to configure it. You can modify the OpenPhone URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Add the Cal.com Node
Next, click the plus (+) icon on the OpenPhone node, select Cal.com from the list of available apps, and choose the action you need from the list of nodes within Cal.com.

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Authenticate Cal.com
Now, click the Cal.com node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Cal.com settings. Authentication allows you to use Cal.com through Latenode.
Configure the OpenPhone and Cal.com Nodes
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Set Up the OpenPhone and Cal.com Integration
Use various Latenode nodes to transform data and enhance your integration:
- Branching: Create multiple branches within the scenario to handle complex logic.
- Merging: Combine different node branches into one, passing data through it.
- Plug n Play Nodes: Use nodes that donβt require account credentials.
- Ask AI: Use the GPT-powered option to add AI capabilities to any node.
- Wait: Set waiting times, either for intervals or until specific dates.
- Sub-scenarios (Nodules): Create sub-scenarios that are encapsulated in a single node.
- Iteration: Process arrays of data when needed.
- Code: Write custom code or ask our AI assistant to do it for you.

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AI Anthropic Claude 3
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Cal.com
Trigger on Webhook
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OpenPhone
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Iterator
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Webhook response
Save and Activate the Scenario
After configuring OpenPhone, Cal.com, and any additional nodes, donβt forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Test the Scenario
Run the scenario by clicking βRun onceβ and triggering an event to check if the OpenPhone and Cal.com integration works as expected. Depending on your setup, data should flow between OpenPhone and Cal.com (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect OpenPhone and Cal.com
Cal.com + OpenPhone + HubSpot: When a new booking is made in Cal.com, the contact information is used to find or create a contact in HubSpot. After a call in OpenPhone related to that contact, a call engagement is created in HubSpot, linked to the contact record.
Cal.com + OpenPhone + Google Sheets: When a new booking is created in Cal.com, the details are added to a Google Sheet. After the call on OpenPhone, the call details are also added to the same Google Sheet row for consolidated reporting.
OpenPhone and Cal.com integration alternatives
About OpenPhone
Use OpenPhone in Latenode to automate SMS and call workflows. Log activities, trigger actions based on call outcomes, and sync data to CRMs. By using Latenode, you orchestrate OpenPhone within complex workflows, adding logic and integrations not available in OpenPhone alone. Scale customer communication using no-code tools and AI.
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About Cal.com
Embed Cal.com in Latenode to automate meeting scheduling. Trigger flows based on booking events: send follow-up emails, update CRMs, or generate reports. Latenode adds advanced logic, data manipulation, and integrations Cal.com lacks natively, creating flexible, scalable scheduling workflows.
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See how Latenode works
FAQ OpenPhone and Cal.com
How can I connect my OpenPhone account to Cal.com using Latenode?
To connect your OpenPhone account to Cal.com on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select OpenPhone and click on "Connect".
- Authenticate your OpenPhone and Cal.com accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically send SMS reminders via OpenPhone after Cal.com bookings?
Yes! Latenode lets you trigger OpenPhone SMS messages based on new Cal.com bookings. Send personalized reminders, confirmations, or follow-ups automatically, enhancing customer experience.
What types of tasks can I perform by integrating OpenPhone with Cal.com?
Integrating OpenPhone with Cal.com allows you to perform various tasks, including:
- Automatically sending OpenPhone SMS confirmations for new Cal.com appointments.
- Creating OpenPhone contacts from new Cal.com booking information.
- Updating OpenPhone contacts when Cal.com booking details are changed.
- Triggering internal notifications in Slack for each new Cal.com + OpenPhone interaction.
- Logging Cal.com booking details as notes in OpenPhone contact profiles.
How does Latenode handle OpenPhone concurrency limits?
Latenode manages OpenPhone's API rate limits intelligently. Its advanced queueing system ensures reliable operation and avoids errors even at high volumes.
Are there any limitations to the OpenPhone and Cal.com integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Complex data transformations may require JavaScript knowledge.
- Real-time synchronization depends on the OpenPhone and Cal.com API availability.
- Initial setup requires a basic understanding of API authentication.