diff --git a/core/src/browser/extensions/engines/AIEngine.ts b/core/src/browser/extensions/engines/AIEngine.ts
index d957e8f41..4259074f7 100644
--- a/core/src/browser/extensions/engines/AIEngine.ts
+++ b/core/src/browser/extensions/engines/AIEngine.ts
@@ -103,6 +103,7 @@ export type listResult = modelInfo[]
 export interface loadOptions {
   modelId: string
   modelPath: string
+  mmprojPath?: string
   port?: number
 }
 
@@ -181,7 +182,7 @@ export abstract class AIEngine extends BaseExtension {
   /**
    * Unloads a model from memory
    */
-  abstract unload(opts: unloadOptions): Promise<unloadResult>
+  abstract unload(sessionId: string): Promise<unloadResult>
 
   /**
    * Sends a chat request to the model
diff --git a/extensions/llamacpp-extension/src/index.ts b/extensions/llamacpp-extension/src/index.ts
index 5d23f0e93..9c17ee4f1 100644
--- a/extensions/llamacpp-extension/src/index.ts
+++ b/extensions/llamacpp-extension/src/index.ts
@@ -343,6 +343,9 @@ export default class llamacpp_extension extends AIEngine {
     args.push('-m', opts.modelPath)
     args.push('-a', opts.modelId)
     args.push('--port', String(opts.port || 8080)) // Default port if not specified
+    if (opts.mmprojPath) {
+        args.push('--mmproj', opts.mmprojPath)
+    }
 
     if (cfg.ctx_size !== undefined) {
       args.push('-c', String(cfg.ctx_size))