diff --git a/src/controllers/model.ts b/src/controllers/model.ts
index 75cac4b..36967c5 100644
--- a/src/controllers/model.ts
+++ b/src/controllers/model.ts
@@ -47,17 +47,16 @@ export const getModelByName = async (req: Request, res: Response) => {
 export const createModel = async (req: Request, res: Response) => {
   const { name, size, model_type, display_order } = req.body;
 
-  let id;
   switch (model_type) {
     case 'llm':
-      id = await LlmService.createLLM(name, size, display_order);
+      await LlmService.createLLM(name, size, display_order);
       break;
     case 'diffusor':
-      id = await DiffusorService.createDiffusor(name, size, display_order);
+      await DiffusorService.createDiffusor(name, size, display_order);
       break;
     case 'stt':
     case 'tts':
-      id = await SpeechModelService.createSpeechModel(
+      await SpeechModelService.createSpeechModel(
         name,
         size,
         model_type,
@@ -69,7 +68,7 @@ export const createModel = async (req: Request, res: Response) => {
       return;
   }
 
-  res.json({ id });
+  res.sendStatus(201);
 };
 
 export const deleteModel = async (req: Request, res: Response) => {
@@ -93,3 +92,29 @@ export const deleteModel = async (req: Request, res: Response) => {
   }
   res.sendStatus(204);
 };
+
+export const updateModel = async (req: Request, res: Response) => {
+  const { name, size, model_type, display_order } = req.body;
+  switch (model_type) {
+    case 'llm':
+      await LlmService.updateLLM(name, size, display_order);
+      break;
+    case 'diffusor':
+      await DiffusorService.updateDiffusor(name, size, display_order);
+      break;
+    case 'stt':
+    case 'tts':
+      await SpeechModelService.updateSpeechModel(
+        name,
+        size,
+        model_type,
+        display_order
+      );
+      break;
+    default:
+      res.status(400).json({ error: 'Invalid data/payload' });
+      return;
+  }
+
+  res.sendStatus(204);
+};
diff --git a/src/routes/models.ts b/src/routes/models.ts
index ccd2bb5..e287284 100644
--- a/src/routes/models.ts
+++ b/src/routes/models.ts
@@ -7,5 +7,6 @@ router.get('/', ModelController.getAllModels);
 router.post('/', ModelController.createModel);
 router.get('/:name', ModelController.getModelByName);
 router.delete('/:name', ModelController.deleteModel);
+router.put('/', ModelController.updateModel);
 
 export default router;
diff --git a/src/services/tables/diffusors.ts b/src/services/tables/diffusors.ts
index 194ca53..b4821c0 100644
--- a/src/services/tables/diffusors.ts
+++ b/src/services/tables/diffusors.ts
@@ -6,11 +6,10 @@ export const createDiffusor = async (
   name: string,
   size: number,
   display_order: number
-): Promise<number> => {
+): Promise<void> => {
   const query =
     'INSERT INTO diffusors (name, size, display_order) VALUES (?, ?, ?)';
-  const result = await pool.query(query, [name, size, display_order]);
-  return Number(result.insertId);
+  await pool.query(query, [name, size, display_order]);
 };
 
 // Read all Diffusors
diff --git a/src/services/tables/llms.ts b/src/services/tables/llms.ts
index c7b3394..f56caf3 100644
--- a/src/services/tables/llms.ts
+++ b/src/services/tables/llms.ts
@@ -6,10 +6,9 @@ export const createLLM = async (
   name: string,
   size: number,
   display_order: number
-): Promise<number> => {
+): Promise<void> => {
   const query = 'INSERT INTO llms (name, size, display_order) VALUES (?, ?, ?)';
-  const result = await pool.query(query, [name, size, display_order]);
-  return Number(result.insertId);
+  await pool.query(query, [name, size, display_order]);
 };
 
 // Read all LLMs
diff --git a/src/services/tables/speechModels.ts b/src/services/tables/speechModels.ts
index fed3519..ed6e477 100644
--- a/src/services/tables/speechModels.ts
+++ b/src/services/tables/speechModels.ts
@@ -7,16 +7,10 @@ export const createSpeechModel = async (
   size: number,
   model_type: 'tts' | 'stt',
   display_order: number
-): Promise<number> => {
+): Promise<void> => {
   const query =
     'INSERT INTO speech_models (name, size, model_type, display_order) VALUES (?, ?, ?, ?)';
-  const result = await pool.query(query, [
-    name,
-    size,
-    model_type,
-    display_order,
-  ]);
-  return Number(result.insertId);
+  await pool.query(query, [name, size, model_type, display_order]);
 };
 
 // Read all SpeechModels