diff --git a/extensions/inference-nitro-extension/src/@types/global.d.ts b/extensions/inference-nitro-extension/src/@types/global.d.ts
index 0c48c6f34..5776cca20 100644
--- a/extensions/inference-nitro-extension/src/@types/global.d.ts
+++ b/extensions/inference-nitro-extension/src/@types/global.d.ts
@@ -1,9 +1,27 @@
 declare const MODULE: string;
 declare const INFERENCE_URL: string;
 
+/**
+ * The parameters for the initModel function.
+ * @property settings - The settings for the machine learning model.
+ * @property settings.ctx_len - The context length.
+ * @property settings.ngl - The number of generated tokens.
+ * @property settings.cont_batching - Whether to use continuous batching.
+ * @property settings.embedding - Whether to use embedding.
+ */
 interface EngineSettings {
     ctx_len: number;
     ngl: number;
     cont_batching: boolean;
     embedding: boolean;
-}
\ No newline at end of file
+}
+
+/**
+ * The response from the initModel function.
+ * @property error - An error message if the model fails to load.
+ */
+interface ModelOperationResponse {
+    error?: any;
+    modelFile?: string;
+  }
+  
\ No newline at end of file