diff --git a/src/proxy/middleware/response/index.ts b/src/proxy/middleware/response/index.ts
index 8f21220..0b5823c 100644
--- a/src/proxy/middleware/response/index.ts
+++ b/src/proxy/middleware/response/index.ts
@@ -455,7 +455,9 @@ async function handleAnthropicAwsBadRequestError(
   // {"type":"error","error":{"type":"invalid_request_error","message":"Your credit balance is too low to access the Claude API. Please go to Plans & Billing to upgrade or purchase credits."}}
   const isOverQuota =
     error?.message?.match(/usage blocked until/i) ||
-    error?.message?.match(/credit balance is too low/i);
+    error?.message?.match(/credit balance is too low/i) ||
+    error?.message?.match(/You will regain access on/i) ||
+    error?.message?.match(/reached your specified API usage limits/i);
   if (isOverQuota) {
     req.log.warn(
       { key: req.key?.hash, message: error?.message },
@@ -468,7 +470,8 @@ async function handleAnthropicAwsBadRequestError(
 
   const isDisabled =
     error?.message?.match(/organization has been disabled/i) ||
-    error?.message?.match(/^operation not allowed/i);
+    error?.message?.match(/^operation not allowed/i) ||
+    error?.message?.match(/credential is only authorized for use with Claude Code/i);
   if (isDisabled) {
     req.log.warn(
       { key: req.key?.hash, message: error?.message },
diff --git a/src/shared/key-management/anthropic/checker.ts b/src/shared/key-management/anthropic/checker.ts
index 96e37a3..3d8135d 100644
--- a/src/shared/key-management/anthropic/checker.ts
+++ b/src/shared/key-management/anthropic/checker.ts
@@ -76,7 +76,8 @@ export class AnthropicKeyChecker extends KeyCheckerBase<AnthropicKey> {
         data.error?.message?.match(/You will regain access on/i);
       const isDisabled = data.error?.message?.match(
         /organization has been disabled/i
-      );
+      ) ||
+      data.error?.message?.match(/credential is only authorized for use with Claude Code/i);
       if (status === 400 && isOverQuota) {
         this.log.warn(
           { key: key.hash, error: data },