OAuthCopyCopy for LLMCopy page as Markdown for LLMsView as MarkdownOpen this page as MarkdownOpen in ChatGPTGet insights from ChatGPTOpen in ClaudeGet insights from ClaudeConnect to CursorInstall MCP server on CursorConnect to VS CodeInstall MCP server on VS CodeIntroductionOAuth enables third-party applications to obtain limited access to the WHMCS service on behalf of users.