diff --git a/internal/providers/configs/copilot.json b/internal/providers/configs/copilot.json
index 863ce643858454574e8937cf646ef1f5d2542e57..40f37d12ee4b81000f950fdfa8491eb8663d34d1 100644
--- a/internal/providers/configs/copilot.json
+++ b/internal/providers/configs/copilot.json
@@ -42,18 +42,6 @@
       "can_reason": false,
       "supports_attachments": true
     },
-    {
-      "id": "claude-sonnet-4",
-      "name": "Claude Sonnet 4",
-      "cost_per_1m_in": 0,
-      "cost_per_1m_out": 0,
-      "cost_per_1m_in_cached": 0,
-      "cost_per_1m_out_cached": 0,
-      "context_window": 216000,
-      "default_max_tokens": 16000,
-      "can_reason": false,
-      "supports_attachments": true
-    },
     {
       "id": "claude-sonnet-4.5",
       "name": "Claude Sonnet 4.5",