Is MCP Adapter Compatible with PHP 8.3?
This plugin has critical incompatibilities with PHP 8.3.
PHP Version Requirements
7.4
8.5
Mismatch with declared minimum
PHP 8.3
Compatibility Issues (15)
Plugin Header
includes/Core/McpServer.php:332
includes/Core/McpTransportFactory.php:59
includes/Core/McpTransportFactory.php:114
includes/Handlers/Prompts/PromptsHandler.php:73
includes/Handlers/Prompts/PromptsHandler.php:137
includes/Handlers/Resources/ResourcesHandler.php:74
includes/Handlers/Resources/ResourcesHandler.php:191
includes/Handlers/Resources/ResourcesHandler.php:214
includes/Handlers/Tools/ToolsHandler.php:87
includes/Handlers/Tools/ToolsHandler.php:121
includes/Handlers/Tools/ToolsHandler.php:154
includes/Handlers/Tools/ToolsHandler.php:235
includes/Handlers/Tools/ToolsHandler.php:383
includes/Transport/Infrastructure/McpTransportContext.php:163
PHP Version Distribution
According to WordPress.org statistics, over 72% of WordPress sites run PHP 8.0 or higher. Ensuring compatibility with modern PHP versions is important for security, performance, and access to the latest language features.