String does not currently have an API available to integrate with other applications.
Currently, we have a Zapier integration in the works for placing calls, sending SMS, creating contacts, and other operations. And it connects to popular applications like Gmail, Slack, Salesforce, Hubspot, and more. Click here to learn more about our Zapier integration.
If this is of importance to you, please contact customer support and let us know. We are currently in public beta with Zapier and will need to enable your account for this integration.
If you've already been enabled for Zapier, it's time to check out the following helpful articles: