The Version 1.0 of Zoho CRM APIs are in the End-of-Life period and will be deprecated on Dec 31, 2018. We recommend you to check out the new and better API 2.0.
Zoho CRM API Help
We provide a comprehensive suite of developer resources and web services and help you build applications and manage your CRM Account and the associated CRM data using Zoho CRM REST API. Access the Zoho Developer Console to develop new extensions and build Vertical CRM Solutions for Zoho.
Zoho CRM APIs support multiple data centre deployments to make management and distribution of the service across different geographical regions possible. Learn More.
Methods are used to perform specific actions on a record. It can be to fetch, add, update, delete a record, etc. Learn More.