diff --git a/opencode.jsonc b/opencode.jsonc
index ec76029..19f0ff9 100644
--- a/opencode.jsonc
+++ b/opencode.jsonc
@@ -2,7 +2,7 @@
   "$schema": "https://opencode.ai/config.json",
   "autoupdate": "notify",
   "theme": "system",
-  "model": "cpa-anthropic/claude-opus-4-5",
+  "model": "cpa-anthropic/claude-sonnet-4-5",
   "small_model": "cpa-google/gemini-3-flash",
   "plugin": [
     "oh-my-opencode@latest",