diff --git a/src/modules/llms/openaiBot.ts b/src/modules/llms/openaiBot.ts
index a761b88..c140fa2 100644
--- a/src/modules/llms/openaiBot.ts
+++ b/src/modules/llms/openaiBot.ts
@@ -137,6 +137,13 @@ export class OpenAIBot extends LlmsBase {
       return
     }
 
+    if (
+      ctx.hasCommand([SupportedCommands.gpto])) {
+      this.updateSessionModel(ctx, LlmsModelsEnum.GPT_4O)
+      await this.onChat(ctx, LlmsModelsEnum.GPT_4O, true, false)
+      return
+    }
+
     if (ctx.hasCommand([SupportedCommands.pdf, SupportedCommands.ctx]) && this.checkModel(ctx)) {
       await this.onChat(ctx, ctx.session.currentModel, true, false)
       return
diff --git a/src/modules/llms/utils/helpers.ts b/src/modules/llms/utils/helpers.ts
index 27a3d07..b43fcc8 100644
--- a/src/modules/llms/utils/helpers.ts
+++ b/src/modules/llms/utils/helpers.ts
@@ -45,6 +45,7 @@ export enum SupportedCommands {
   new = 'new',
   gpt4 = 'gpt4',
   ask32 = 'ask32',
+  gpto = 'gpto',
   gpt = 'gpt',
   last = 'last',
   dalle = 'dalle',
diff --git a/src/modules/llms/utils/types.ts b/src/modules/llms/utils/types.ts
index 1eee4b6..b21f936 100644
--- a/src/modules/llms/utils/types.ts
+++ b/src/modules/llms/utils/types.ts
@@ -10,7 +10,8 @@ export enum LlmsModelsEnum {
   GPT_4 = 'gpt-4',
   GPT_35_TURBO = 'gpt-3.5-turbo',
   GPT_35_TURBO_16K = 'gpt-3.5-turbo-16k',
-  GPT_4_VISION_PREVIEW = 'gpt-4-vision-preview'
+  GPT_4_VISION_PREVIEW = 'gpt-4-vision-preview',
+  GPT_4O = 'gpt-4o-2024-05-13'
 }
 
 export interface DalleGPTModel {
@@ -110,6 +111,13 @@ export const LlmsModels: Record<string, ChatModel> = {
     outputPrice: 0.06, // 6
     maxContextTokens: 16000,
     chargeType: 'TOKEN'
+  },
+  'gpt-4o-2024-05-13': {
+    name: 'gpt-4o-2024-05-13',
+    inputPrice: 0.005, // 3
+    outputPrice: 0.0015, // 6
+    maxContextTokens: 128000,
+    chargeType: 'TOKEN'
   }
 }