diff --git a/packages/types/src/providers/vertex.ts b/packages/types/src/providers/vertex.ts
index 93b3ec9817..e27c0cb101 100644
--- a/packages/types/src/providers/vertex.ts
+++ b/packages/types/src/providers/vertex.ts
@@ -599,6 +599,8 @@ export const VERTEX_1M_CONTEXT_MODEL_IDS = [
 
 export const VERTEX_REGIONS = [
 	{ value: "global", label: "global" },
+	{ value: "us", label: "us" },
+	{ value: "eu", label: "eu" },
 	{ value: "us-central1", label: "us-central1" },
 	{ value: "us-east1", label: "us-east1" },
 	{ value: "us-east4", label: "us-east4" },
diff --git a/webview-ui/src/components/settings/providers/__tests__/Vertex.spec.tsx b/webview-ui/src/components/settings/providers/__tests__/Vertex.spec.tsx
index b39f94d418..8c76e7732e 100644
--- a/webview-ui/src/components/settings/providers/__tests__/Vertex.spec.tsx
+++ b/webview-ui/src/components/settings/providers/__tests__/Vertex.spec.tsx
@@ -63,43 +63,21 @@ describe("Vertex", () => {
 			expect(globalRegions).toHaveLength(1)
 		})
 
-		it('should contain all expected regions including "global"', () => {
-			// The expected list is the imported VERTEX_REGIONS itself
-			expect(VERTEX_REGIONS).toEqual([
-				{ value: "global", label: "global" },
-				{ value: "us-central1", label: "us-central1" },
-				{ value: "us-east1", label: "us-east1" },
-				{ value: "us-east4", label: "us-east4" },
-				{ value: "us-east5", label: "us-east5" },
-				{ value: "us-south1", label: "us-south1" },
-				{ value: "us-west1", label: "us-west1" },
-				{ value: "us-west2", label: "us-west2" },
-				{ value: "us-west3", label: "us-west3" },
-				{ value: "us-west4", label: "us-west4" },
-				{ value: "northamerica-northeast1", label: "northamerica-northeast1" },
-				{ value: "northamerica-northeast2", label: "northamerica-northeast2" },
-				{ value: "southamerica-east1", label: "southamerica-east1" },
-				{ value: "europe-west1", label: "europe-west1" },
-				{ value: "europe-west2", label: "europe-west2" },
-				{ value: "europe-west3", label: "europe-west3" },
-				{ value: "europe-west4", label: "europe-west4" },
-				{ value: "europe-west6", label: "europe-west6" },
-				{ value: "europe-central2", label: "europe-central2" },
-				{ value: "asia-east1", label: "asia-east1" },
-				{ value: "asia-east2", label: "asia-east2" },
-				{ value: "asia-northeast1", label: "asia-northeast1" },
-				{ value: "asia-northeast2", label: "asia-northeast2" },
-				{ value: "asia-northeast3", label: "asia-northeast3" },
-				{ value: "asia-south1", label: "asia-south1" },
-				{ value: "asia-south2", label: "asia-south2" },
-				{ value: "asia-southeast1", label: "asia-southeast1" },
-				{ value: "asia-southeast2", label: "asia-southeast2" },
-				{ value: "australia-southeast1", label: "australia-southeast1" },
-				{ value: "australia-southeast2", label: "australia-southeast2" },
-				{ value: "me-west1", label: "me-west1" },
-				{ value: "me-central1", label: "me-central1" },
-				{ value: "africa-south1", label: "africa-south1" },
-			])
+		it('should contain the "us" multi-region exactly once', () => {
+			const usRegions = VERTEX_REGIONS.filter((r: { value: string; label: string }) => r.value === "us")
+			expect(usRegions).toHaveLength(1)
+			expect(usRegions[0]).toEqual({ value: "us", label: "us" })
+		})
+
+		it('should contain the "eu" multi-region exactly once', () => {
+			const euRegions = VERTEX_REGIONS.filter((r: { value: string; label: string }) => r.value === "eu")
+			expect(euRegions).toHaveLength(1)
+			expect(euRegions[0]).toEqual({ value: "eu", label: "eu" })
+		})
+
+		it("should preserve existing regional endpoints", () => {
+			expect(VERTEX_REGIONS).toContainEqual({ value: "us-east5", label: "us-east5" })
+			expect(VERTEX_REGIONS).toContainEqual({ value: "europe-west1", label: "europe-west1" })
 		})
 
 		it('should contain "asia-east1" region exactly once', () => {