diff --git a/lib/src/main/java/com/knuddels/jtokkit/api/ModelType.java b/lib/src/main/java/com/knuddels/jtokkit/api/ModelType.java
index 53479ce..5793b2c 100644
--- a/lib/src/main/java/com/knuddels/jtokkit/api/ModelType.java
+++ b/lib/src/main/java/com/knuddels/jtokkit/api/ModelType.java
@@ -9,7 +9,7 @@
 public enum ModelType {
     // chat
     GPT_4("gpt-4", EncodingType.CL100K_BASE, 8192),
-    GPT_4O("gpt-4o", EncodingType.O200K_BASE, 131072),
+    GPT_4O("gpt-4o", EncodingType.O200K_BASE, 128000),
     GPT_4_32K("gpt-4-32k", EncodingType.CL100K_BASE, 32768),
     GPT_3_5_TURBO("gpt-3.5-turbo", EncodingType.CL100K_BASE, 4096),
     GPT_3_5_TURBO_16K("gpt-3.5-turbo-16k", EncodingType.CL100K_BASE, 16385),