How to connect Cal.com and OpenAI Responses
Create a New Scenario to Connect Cal.com and OpenAI Responses
In the workspace, click the “Create New Scenario” button.

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

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

Cal.com
Add the OpenAI Responses Node
Next, click the plus (+) icon on the Cal.com node, select OpenAI Responses from the list of available apps, and choose the action you need from the list of nodes within OpenAI Responses.

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Authenticate OpenAI Responses
Now, click the OpenAI Responses node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your OpenAI Responses settings. Authentication allows you to use OpenAI Responses through Latenode.
Configure the Cal.com and OpenAI Responses 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 Cal.com and OpenAI Responses 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 don’t 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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OpenAI Responses
Trigger on Webhook
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Cal.com
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Webhook response
Save and Activate the Scenario
After configuring Cal.com, OpenAI Responses, and any additional nodes, don’t 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 “Run once” and triggering an event to check if the Cal.com and OpenAI Responses integration works as expected. Depending on your setup, data should flow between Cal.com and OpenAI Responses (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Cal.com and OpenAI Responses
Cal.com + OpenAI Responses + Slack: When a new booking event occurs in Cal.com, use OpenAI to generate a personalized thank you message. Then, send this message to the attendee via Slack direct message.
Cal.com + OpenAI Responses + Google Sheets: When a new booking event occurs in Cal.com, use OpenAI to summarize the potential conversation or purpose of the meeting. Log the booking details from Cal.com and the conversation summary from OpenAI into a Google Sheet for later analysis.
Cal.com and OpenAI Responses integration alternatives
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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About OpenAI Responses
Need AI-powered text generation? Use OpenAI Responses in Latenode to automate content creation, sentiment analysis, and data enrichment directly within your workflows. Streamline tasks like generating product descriptions or classifying customer feedback. Latenode lets you chain AI tasks with other services, adding logic and routing based on results – all without code.
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See how Latenode works
FAQ Cal.com and OpenAI Responses
How can I connect my Cal.com account to OpenAI Responses using Latenode?
To connect your Cal.com account to OpenAI Responses on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Cal.com and click on "Connect".
- Authenticate your Cal.com and OpenAI Responses accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically personalize follow-up emails after Cal.com bookings?
Yes, with Latenode! Use Cal.com booking data to trigger OpenAI Responses and draft personalized emails. Latenode lets you customize these messages with AI, boosting engagement automatically.
What types of tasks can I perform by integrating Cal.com with OpenAI Responses?
Integrating Cal.com with OpenAI Responses allows you to perform various tasks, including:
- Generate personalized meeting summaries after each Cal.com event.
- Create automated thank you notes tailored to the meeting's context.
- Send follow-up questions based on the initial meeting discussion.
- Automatically update CRM records with insights from OpenAI Responses.
- Trigger targeted marketing campaigns based on meeting keywords.
Can I use custom prompts for OpenAI Responses within Latenode?
Yes, Latenode offers full control. You can define custom prompts for OpenAI Responses, tailoring the AI's output to your specific needs.
Are there any limitations to the Cal.com and OpenAI Responses integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Rate limits imposed by Cal.com and OpenAI Responses APIs apply.
- Complex prompt engineering for OpenAI Responses requires familiarity.
- Free tier Latenode plans have usage limits on data transfer.