diff --git a/frontend/src/components/keys/UseKeyModal.vue b/frontend/src/components/keys/UseKeyModal.vue
index be12e8fc2f..6123a38a1e 100644
--- a/frontend/src/components/keys/UseKeyModal.vue
+++ b/frontend/src/components/keys/UseKeyModal.vue
@@ -442,19 +442,22 @@ function generateAnthropicFiles(baseUrl: string, apiKey: string): FileConfig[] {
       path = 'Terminal'
       content = `export ANTHROPIC_BASE_URL="${baseUrl}"
 export ANTHROPIC_AUTH_TOKEN="${apiKey}"
-export CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1`
+export CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1
+export CLAUDE_CODE_ATTRIBUTION_HEADER=0`
       break
     case 'cmd':
       path = 'Command Prompt'
       content = `set ANTHROPIC_BASE_URL=${baseUrl}
 set ANTHROPIC_AUTH_TOKEN=${apiKey}
-set CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1`
+set CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1
+set CLAUDE_CODE_ATTRIBUTION_HEADER=0`
       break
     case 'powershell':
       path = 'PowerShell'
       content = `$env:ANTHROPIC_BASE_URL="${baseUrl}"
 $env:ANTHROPIC_AUTH_TOKEN="${apiKey}"
-$env:CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1`
+$env:CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=1
+$env:CLAUDE_CODE_ATTRIBUTION_HEADER=0`
       break
     default:
       path = 'Terminal'