diff --git a/src/utils/auth.ts b/src/utils/auth.ts
index c13a3e84..b1cd024e 100644
--- a/src/utils/auth.ts
+++ b/src/utils/auth.ts
@@ -116,7 +116,8 @@ export function isAnthropicAuthEnabled(): boolean {
     isEnvTruthy(process.env.CLAUDE_CODE_USE_BEDROCK) ||
     isEnvTruthy(process.env.CLAUDE_CODE_USE_VERTEX) ||
     isEnvTruthy(process.env.CLAUDE_CODE_USE_FOUNDRY) ||
-    isEnvTruthy(process.env.CLAUDE_CODE_USE_OPENAI)
+    isEnvTruthy(process.env.CLAUDE_CODE_USE_OPENAI) ||
+    isEnvTruthy(process.env.CLAUDE_CODE_USE_GEMINI)
 
   // Check if user has configured an external API key source
   // This allows externally-provided API keys to work (without requiring proxy configuration)