diff --git a/src/agents/failover-error.test.ts b/src/agents/failover-error.test.ts
index 4e4379bf5da..ce372e4bc9b 100644
--- a/src/agents/failover-error.test.ts
+++ b/src/agents/failover-error.test.ts
@@ -22,6 +22,10 @@ const OPENROUTER_CREDITS_MESSAGE = "Payment Required: insufficient credits";
 // https://github.com/openclaw/openclaw/issues/23440
 const INSUFFICIENT_QUOTA_PAYLOAD =
   '{"type":"error","error":{"type":"insufficient_quota","message":"Your account has insufficient quota balance to run this request."}}';
+// Issue-backed ZhipuAI/GLM quota-exhausted log from #33785:
+// https://github.com/openclaw/openclaw/issues/33785
+const ZHIPUAI_WEEKLY_MONTHLY_LIMIT_EXHAUSTED_MESSAGE =
+  "LLM error 1310: Weekly/Monthly Limit Exhausted. Your limit will reset at 2026-03-06 22:19:54 (request_id: 20260303141547610b7f574d1b44cb)";
 // AWS Bedrock 429 ThrottlingException / 503 ServiceUnavailable:
 // https://docs.aws.amazon.com/bedrock/latest/userguide/troubleshooting-api-error-codes.html
 const BEDROCK_THROTTLING_EXCEPTION_MESSAGE =
@@ -113,6 +117,14 @@ describe("failover-error", () => {
     ).toBe("billing");
   });
 
+  it("treats zhipuai weekly/monthly limit exhausted as rate_limit", () => {
+    expect(
+      resolveFailoverReasonFromError({
+        message: ZHIPUAI_WEEKLY_MONTHLY_LIMIT_EXHAUSTED_MESSAGE,
+      }),
+    ).toBe("rate_limit");
+  });
+
   it("infers format errors from error messages", () => {
     expect(
       resolveFailoverReasonFromError({
diff --git a/src/agents/pi-embedded-helpers.isbillingerrormessage.test.ts b/src/agents/pi-embedded-helpers.isbillingerrormessage.test.ts
index dd8a38d2814..5c40bf58369 100644
--- a/src/agents/pi-embedded-helpers.isbillingerrormessage.test.ts
+++ b/src/agents/pi-embedded-helpers.isbillingerrormessage.test.ts
@@ -535,6 +535,9 @@ describe("classifyFailoverReason", () => {
     ).toBe("rate_limit");
     expect(classifyFailoverReason("all credentials for model x are cooling down")).toBeNull();
     expect(classifyFailoverReason("invalid request format")).toBe("format");
+    expect(
+      classifyFailoverReason("HTTP 402 payment required. Your limit exhausted for this plan."),
+    ).toBe("billing");
     expect(classifyFailoverReason(INSUFFICIENT_QUOTA_PAYLOAD)).toBe("billing");
     expect(classifyFailoverReason("deadline exceeded")).toBe("timeout");
     expect(classifyFailoverReason("request ended without sending any chunks")).toBe("timeout");
@@ -584,6 +587,14 @@ describe("classifyFailoverReason", () => {
     // but it should not be treated as provider overload / rate limit.
     expect(classifyFailoverReason("LLM error: service unavailable")).toBe("timeout");
   });
+  it("classifies zhipuai Weekly/Monthly Limit Exhausted as rate_limit (#33785)", () => {
+    expect(
+      classifyFailoverReason(
+        "LLM error 1310: Weekly/Monthly Limit Exhausted. Your limit will reset at 2026-03-06 22:19:54 (request_id: 20260303141547610b7f574d1b44cb)",
+      ),
+    ).toBe("rate_limit");
+    expect(classifyFailoverReason("LLM error: weekly/monthly limit reached")).toBe("rate_limit");
+  });
   it("classifies permanent auth errors as auth_permanent", () => {
     expect(classifyFailoverReason("invalid_api_key")).toBe("auth_permanent");
     expect(classifyFailoverReason("Your api key has been revoked")).toBe("auth_permanent");
diff --git a/src/agents/pi-embedded-helpers/failover-matches.ts b/src/agents/pi-embedded-helpers/failover-matches.ts
index abbd6e769fa..686b81265c0 100644
--- a/src/agents/pi-embedded-helpers/failover-matches.ts
+++ b/src/agents/pi-embedded-helpers/failover-matches.ts
@@ -9,6 +9,7 @@ const ERROR_PATTERNS = {
     "quota exceeded",
     "resource_exhausted",
     "usage limit",
+    /weekly\/monthly limit/i,
     /\btpm\b/i,
     "tokens per minute",
   ],