diff --git a/lib/ai/providers/ruxa-image.ts b/lib/ai/providers/ruxa-image.ts
index e3e1da6aa..be0c9400f 100644
--- a/lib/ai/providers/ruxa-image.ts
+++ b/lib/ai/providers/ruxa-image.ts
@@ -2,6 +2,10 @@ import "server-only";
 
 import sharp from "sharp";
 import { uploadFile } from "@/lib/storage/service";
+import {
+  RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID,
+  resolveRuxaImageRuntimeModelId,
+} from "@/lib/ai/ruxa-image-models";
 
 interface RuxaImageConfig {
   apiKey: string;
@@ -41,6 +45,11 @@ function normalizeRuxaModelId(modelId?: string) {
   return raw;
 }
 
+function resolveRuxaRuntimeModelId(modelId: string) {
+  const normalized = modelId.trim();
+  return resolveRuxaImageRuntimeModelId(normalized);
+}
+
 function normalizeUrlForCompare(url: string) {
   try {
     const parsed = new URL(url);
@@ -118,7 +127,7 @@ function resolveRuxaTaskInputMode({
     return "resolution-based";
   }
 
-  return activeModelId === "gemini-3.1-flash-image-preview"
+  return activeModelId === RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID
     ? "size-image"
     : "resolution-based";
 }
@@ -469,7 +478,18 @@ export function createRuxaImage({ apiKey, baseURL }: RuxaImageConfig) {
         const aspectRatio = normalizeAspectRatio(options.imageParams?.aspectRatio);
         const resolution = normalizeResolution(options.imageParams?.imageSize);
         const requestedModelId = options.overrideModelId || modelId;
-        const activeModelId = normalizeRuxaModelId(requestedModelId);
+        const normalizedRequestedModelId = normalizeRuxaModelId(requestedModelId);
+        const activeModelId = resolveRuxaRuntimeModelId(normalizedRequestedModelId);
+        if (normalizedRequestedModelId !== activeModelId) {
+          console.warn("[Ruxa Image] 运行时模型已映射", {
+            requestedModelId: normalizedRequestedModelId,
+            runtimeModelId: activeModelId,
+          });
+          console.warn("[Ruxa Image] 请确认数据库中已同步更新该模型的运行时 endpoint", {
+            requestedModelId: normalizedRequestedModelId,
+            runtimeModelId: activeModelId,
+          });
+        }
         const taskInputMode = resolveRuxaTaskInputMode({
           activeModelId,
           modelConfig: options.imageGenConfig,
diff --git a/lib/ai/ruxa-image-models.ts b/lib/ai/ruxa-image-models.ts
index 2dfd0fe30..6e0e417cd 100644
--- a/lib/ai/ruxa-image-models.ts
+++ b/lib/ai/ruxa-image-models.ts
@@ -74,3 +74,14 @@ export function getRuxaImageModelPresetById(modelId: string) {
     (preset) => preset.modelId === String(modelId || "").trim()
   );
 }
+
+export function resolveRuxaImageRuntimeModelId(modelId: string) {
+  const preset = getRuxaImageModelPresetById(modelId);
+  const endpoint = preset?.defaultParams?.endpoint;
+
+  if (typeof endpoint === "string" && endpoint.trim()) {
+    return endpoint.trim();
+  }
+
+  return modelId;
+}
diff --git a/scripts/verify-ruxa-image-models.ts b/scripts/verify-ruxa-image-models.ts
index ca4bae38f..fb2ef5c5a 100644
--- a/scripts/verify-ruxa-image-models.ts
+++ b/scripts/verify-ruxa-image-models.ts
@@ -3,17 +3,25 @@ import { and, eq, sql } from "drizzle-orm";
 
 import { db } from "../lib/db";
 import { aiModel, aiProvider } from "../lib/db/schema";
+import { RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID } from "../lib/ai/ruxa-image-models";
 
 loadEnv({ path: ".env.local" });
 
 type ModelExpectation = {
   modelId: string;
   displayName: string;
+  expectedRuntimeModelId?: string;
+  expectedTaskMode?: "size-image" | "resolution-based";
 };
 
 const EXPECTED_MODELS: ModelExpectation[] = [
-  { modelId: "google/nano-banana-2", displayName: "nano-banana-2「专线」" },
-  { modelId: "google/nano-banana-pro", displayName: "nano-banana-pro「专线」" },
+  {
+    modelId: "google/nano-banana-2",
+    displayName: "nano-banana-2「专线」",
+    expectedRuntimeModelId: RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID,
+    expectedTaskMode: "size-image",
+  },
+  { modelId: "google/nano-banana-pro", displayName: "nano-banana-pro「专线」", expectedTaskMode: "resolution-based" },
 ];
 
 type Row = {
@@ -28,6 +36,7 @@ type Row = {
   isHidden: boolean | null;
   healthStatus: string | null;
   imageGenConfig: unknown;
+  defaultParams: unknown;
 };
 
 function getConfigFlag(
@@ -61,6 +70,7 @@ async function main() {
       supportsVision: aiModel.supportsVision,
       isEnabled: aiModel.isEnabled,
       isHidden: aiModel.isHidden,
+      defaultParams: aiModel.defaultParams,
       healthStatus: aiModel.healthStatus,
       imageGenConfig: aiModel.imageGenConfig,
     })
@@ -91,7 +101,7 @@ async function main() {
 
   const failures: string[] = [];
   const expectByModelId = new Map(
-    EXPECTED_MODELS.map((entry) => [entry.modelId, entry.displayName])
+    EXPECTED_MODELS.map((entry) => [entry.modelId, entry])
   );
   const expectedSet = new Set(expectByModelId.keys());
 
@@ -101,10 +111,15 @@ async function main() {
       continue;
     }
 
-    const expectedDisplayName = expectByModelId.get(row.modelId);
-    if (expectedDisplayName && row.displayName !== expectedDisplayName) {
+    const expected = expectByModelId.get(row.modelId);
+    if (!expected) {
+      failures.push(`Unexpected model present in RUXA image provider: ${row.modelId}`);
+      continue;
+    }
+
+    if (row.displayName !== expected.displayName) {
       failures.push(
-        `${row.providerName} ${row.modelId}: displayName mismatch (expected "${expectedDisplayName}", got "${row.displayName}")`
+        `${row.providerName} ${row.modelId}: displayName mismatch (expected "${expected.displayName}", got "${row.displayName}")`
       );
     }
 
@@ -146,6 +161,22 @@ async function main() {
         `${row.providerName} ${row.modelId}: imageGenConfig.supports4K should be true`
       );
     }
+
+    const defaultParams = getImageGenConfig(row.defaultParams) ?? {};
+    const runtimeModelFromDb = getRuntimeModelId(row, defaultParams);
+    const expectedRuntimeModelId = expected.expectedRuntimeModelId;
+    if (expectedRuntimeModelId && runtimeModelFromDb !== expectedRuntimeModelId) {
+      failures.push(
+        `${row.providerName} ${row.modelId}: default runtime model should be ${expectedRuntimeModelId}, got ${runtimeModelFromDb || "null"}`
+      );
+    }
+
+    const runtimeMode = config?.ruxaTaskInputMode;
+    if (runtimeMode !== expected.expectedTaskMode) {
+      failures.push(
+        `${row.providerName} ${row.modelId}: imageGenConfig.ruxaTaskInputMode should be ${expected.expectedTaskMode}, got ${runtimeMode}`
+      );
+    }
   }
 
   for (const provider of providers) {
@@ -204,6 +235,17 @@ async function main() {
   console.log("RUXA image model check passed.");
 }
 
+function getRuntimeModelId(row: Row, defaultParams: Record<string, unknown>) {
+  const endpoint = getConfigValue(defaultParams, "endpoint");
+  if (endpoint) return endpoint;
+  return row.modelId;
+}
+
+function getConfigValue(config: Record<string, unknown>, key: string): string | null {
+  const raw = config?.[key];
+  return typeof raw === "string" && raw.trim() ? raw.trim() : null;
+}
+
 main().catch((error) => {
   console.error("RUXA image model verification failed to execute:", error);
   process.exit(1);