diff --git a/crates/copilot/src/copilot_chat.rs b/crates/copilot/src/copilot_chat.rs
index b0ec1cefd2f74c57658cf555fd90489135612b9e..b45bd6270c067b7a44b5aae7bb7b8408c71c5749 100644
--- a/crates/copilot/src/copilot_chat.rs
+++ b/crates/copilot/src/copilot_chat.rs
@@ -89,7 +89,7 @@ impl Model {
             Self::Gpt4o => 64000,
             Self::Gpt4 => 32768,
             Self::Gpt3_5Turbo => 12288,
-            Self::O3Mini => 200_000,
+            Self::O3Mini => 20000,
             Self::O1 => 20000,
             Self::Claude3_5Sonnet => 200_000,
         }