diff --git a/composer.json b/composer.json
index 4c0b7e3..f6ed368 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
         "cortexphp/model-info": "^0.3",
         "illuminate/collections": "^11.23",
         "mozex/anthropic-php": "^1.1",
-        "openai-php/client": "^0.15",
+        "openai-php/client": "^0.15 || ^0.18",
         "php-mcp/client": "^1.0",
         "psr-discovery/cache-implementations": "^1.2",
         "psr-discovery/event-dispatcher-implementations": "^1.1",