How to connect JustCall and OpenAI GPT Assistants
Create a New Scenario to Connect JustCall and OpenAI GPT Assistants
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 JustCall, triggered by another scenario, or executed manually (for testing purposes). In most cases, JustCall or OpenAI GPT Assistants will be your first step. To do this, click "Choose an app," find JustCall or OpenAI GPT Assistants, and select the appropriate trigger to start the scenario.

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


JustCall

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


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OpenAI GPT Assistants

Authenticate OpenAI GPT Assistants
Now, click the OpenAI GPT Assistants node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your OpenAI GPT Assistants settings. Authentication allows you to use OpenAI GPT Assistants through Latenode.
Configure the JustCall and OpenAI GPT Assistants 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 JustCall and OpenAI GPT Assistants 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.

JavaScript
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AI Anthropic Claude 3
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OpenAI GPT Assistants
Trigger on Webhook
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JustCall
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Iterator
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Webhook response

Save and Activate the Scenario
After configuring JustCall, OpenAI GPT Assistants, 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 JustCall and OpenAI GPT Assistants integration works as expected. Depending on your setup, data should flow between JustCall and OpenAI GPT Assistants (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect JustCall and OpenAI GPT Assistants
JustCall + OpenAI GPT Assistants + Slack: When a new text is received in JustCall, the text and related call details are sent to OpenAI GPT Assistants for summarization. The summary is then posted to a designated Slack channel.
JustCall + OpenAI GPT Assistants + Google Sheets: When a new text is received in JustCall, the content is sent to OpenAI GPT Assistants for summarization. The summary, along with the original text details, is then logged into a Google Sheets spreadsheet.
JustCall and OpenAI GPT Assistants integration alternatives

About JustCall
Use JustCall in Latenode to automate call workflows: trigger calls based on CRM updates, send SMS follow-ups, and log call data. Latenode adds visual flow control, custom logic, and data enrichment missing in basic JustCall setups. Create complex, scalable call-centric processes with no-code tools and flexible JavaScript.
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About OpenAI GPT Assistants
Use OpenAI GPT Assistants within Latenode to automate complex tasks like customer support or content creation. Configure Assistants with prompts and integrate them into broader workflows. Chain them with file parsing, webhooks, or database updates for scalable, automated solutions. Benefit from Latenode's no-code flexibility and affordable execution-based pricing.
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FAQ JustCall and OpenAI GPT Assistants
How can I connect my JustCall account to OpenAI GPT Assistants using Latenode?
To connect your JustCall account to OpenAI GPT Assistants on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select JustCall and click on "Connect".
- Authenticate your JustCall and OpenAI GPT Assistants accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically update leads in JustCall after AI analysis?
Yes, easily! Latenode lets you use AI insights from OpenAI to enrich JustCall lead data. Improve targeting and personalization for higher conversion rates with automated updates.
What types of tasks can I perform by integrating JustCall with OpenAI GPT Assistants?
Integrating JustCall with OpenAI GPT Assistants allows you to perform various tasks, including:
- Summarizing call transcripts for quick review and analysis.
- Automatically categorizing calls based on topic and sentiment.
- Generating personalized follow-up messages after each call.
- Updating CRM records with key insights from conversations.
- Routing calls to the most appropriate agent based on AI analysis.
Can I use JavaScript code to customize JustCall workflows?
Yes! Latenode lets you embed JavaScript code directly into your workflows, enabling powerful custom logic and data transformations beyond standard no-code options.
Are there any limitations to the JustCall and OpenAI GPT Assistants integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Rate limits imposed by JustCall and OpenAI GPT Assistants may affect high-volume workflows.
- Complex prompt engineering for OpenAI GPT Assistants requires careful planning and testing.
- Real-time processing of very long call transcripts can introduce latency.