diff --git a/app/api/demosearch/route.ts b/app/api/demosearch/route.ts
index f3d91b5..6a36d39 100644
--- a/app/api/demosearch/route.ts
+++ b/app/api/demosearch/route.ts
@@ -63,7 +63,7 @@ export async function POST(req: Request) {
       })
     }
 
-    model = 'gpt-4-turbo'
+    model = 'gpt-4o'
     const openai = new OpenAI(configuration)
 
     const runner = openai.beta.chat.completions.runTools({
diff --git a/lib/tools/demoSearch.ts b/lib/tools/demoSearch.ts
index 74ea266..51e67ac 100644
--- a/lib/tools/demoSearch.ts
+++ b/lib/tools/demoSearch.ts
@@ -69,7 +69,7 @@ async function formatResults(matches: ScoredPineconeRecord[]) {
   return results.join('\n')
 }
 
-const runTool = (message_content: string) => async (args: { query: string }): Promise<string> => {
+export const runTool = (message_content: string) => async (args: { query: string }): Promise<string> => {
   try {
     const embeddings = await getEmbeddings(message_content)
     const matches = await getMatchesFromEmbeddings(embeddings, 15, VECTOR_TYPE)
@@ -101,4 +101,4 @@ export const demoSearchToolRunnable = (message: string): RunnableToolFunction<{
       properties: {}
     }
   }
-})
+})
\ No newline at end of file
diff --git a/lib/tools/index.ts b/lib/tools/index.ts
index ae969a0..55d4b0f 100644
--- a/lib/tools/index.ts
+++ b/lib/tools/index.ts
@@ -53,6 +53,6 @@ export const searchRunnable: RunnableToolFunction<any>[] = [
   searchToolRunnable
 ]
 
-export const demoSearchRunnable: RunnableToolFunction<any>[] = [
-  demoSearchToolRunnable
+export const demoSearchRunnable:  RunnableToolFunction<any>[] = [
+  demoSearchToolRunnable("")
 ]
\ No newline at end of file