Fatal error: Uncaught Error: Interface "Anthropic\ServiceContracts\Beta\ModelsContract" not found in C:\xampp\htdocs\singular_law\vendor\anthropic-ai\sdk\src\Services\Beta\ModelsService.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\singular_law\vendor\anthropic-ai\sdk\src\Services\Beta\ModelsService.php on line 19