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

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

Lark
Add the PDF.co Node
Next, click the plus (+) icon on the Lark node, select PDF.co from the list of available apps, and choose the action you need from the list of nodes within PDF.co.

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Authenticate PDF.co
Now, click the PDF.co node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your PDF.co settings. Authentication allows you to use PDF.co through Latenode.
Configure the Lark and PDF.co 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 Lark and PDF.co 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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Trigger on Webhook
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Webhook response
Save and Activate the Scenario
After configuring Lark, PDF.co, 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 Lark and PDF.co integration works as expected. Depending on your setup, data should flow between Lark and PDF.co (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Lark and PDF.co
Lark + PDF.co + Google Drive: When a new message containing a PDF is posted in a Lark group chat, PDF.co processes the PDF document, and the resulting file is then uploaded to Google Drive for archival.
PDF.co + Lark + Slack: When PDF.co processes a new document, a summary is sent to a Lark group chat, and a notification is also sent to a designated Slack channel.
Lark and PDF.co integration alternatives
About Lark
Use Lark within Latenode to centralize team comms & automate notifications based on workflow triggers. Aggregate messages, streamline approvals, and post updates to specific channels. Benefit from Latenode's visual editor and logic tools for advanced routing that keeps everyone informed and aligned.
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About PDF.co
Need to automate PDF tasks? Use PDF.co in Latenode to parse data, convert formats, and add signatures. Automate document processing workflows without code. Latenode’s visual editor and affordable pricing make it easy to build scalable solutions for invoices, reports, and more. Bypass manual work and centralize document automation.
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See how Latenode works
FAQ Lark and PDF.co
How can I connect my Lark account to PDF.co using Latenode?
To connect your Lark account to PDF.co on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Lark and click on "Connect".
- Authenticate your Lark and PDF.co accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I automatically archive Lark messages to PDF?
Yes, you can! Latenode's visual editor makes it easy to trigger PDF.co from new Lark messages. Archive and back up crucial conversations for compliance and analysis.
What types of tasks can I perform by integrating Lark with PDF.co?
Integrating Lark with PDF.co allows you to perform various tasks, including:
- Convert new Lark channel messages into searchable PDF documents.
- Automatically fill PDF forms based on data submitted in Lark.
- Extract data from PDFs received in Lark and update spreadsheets.
- Generate invoices from Lark orders, delivering them as PDF files.
- Watermark PDF documents with information sourced from Lark channels.
How to handle large PDF files within Lark automations?
Latenode lets you process files of any size. Leverage cloud storage and streaming options for efficient, scalable PDF automation.
Are there any limitations to the Lark and PDF.co integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Free PDF.co accounts have usage limits that may affect high-volume workflows.
- Complex PDF form structures may require advanced PDF.co configurations.
- Lark API rate limits may impact the speed of data retrieval for large teams.