diff --git a/app/api/canvas/text-edit/route.ts b/app/api/canvas/text-edit/route.ts
index a014043db..941255f4d 100644
--- a/app/api/canvas/text-edit/route.ts
+++ b/app/api/canvas/text-edit/route.ts
@@ -29,8 +29,9 @@ export const runtime = "nodejs";
 export const maxDuration = 1200;
 
 const logger = createLogger("canvas-text-edit");
-const TEXT_EDIT_SOURCE_ARCHIVE_TIMEOUT_MS = 20_000;
+const TEXT_EDIT_SOURCE_ARCHIVE_TIMEOUT_MS = 120_000;
 const TEXT_EDIT_MODEL_FALLBACK_LIMIT = 3;
+const TEXT_EDIT_GENERATION_TIMEOUT_MS = 180_000;
 
 const textItemSchema = z.object({
   id: z.string().min(1),
@@ -68,6 +69,13 @@ const SUPPORTED_TEXT_EDIT_PROVIDER_TYPES = new Set([
 
 type TextEditModelCandidate = Awaited<ReturnType<typeof getEnabledAiModelsWithProvider>>[number];
 
+function isExplicitTextEditModel(candidate: TextEditModelCandidate) {
+  const capabilities = candidate.model.capabilities as Record<string, unknown> | null;
+  const kind = String(capabilities?.kind || "").toLowerCase();
+  const modelId = String(candidate.model.modelId || "").toLowerCase();
+  return kind === "image-edit" || /(?:^|[/_-])edit(?:$|[/_-])/.test(modelId);
+}
+
 function getTextEditModelCandidates(
   models: Awaited<ReturnType<typeof getEnabledAiModelsWithProvider>>
 ) {
@@ -87,11 +95,13 @@ function getTextEditModelCandidates(
     .sort((a, b) => {
       const aScore =
         (a.model.isDefaultTextEditModel ? 100 : 0) +
+        (isExplicitTextEditModel(a) ? 30 : 0) +
         (a.model.isDefault ? 10 : 0) +
         (a.model.modelId?.toLowerCase().includes("seedream") ? 5 : 0) +
         (a.model.displayName?.includes("火山") ? 3 : 0);
       const bScore =
         (b.model.isDefaultTextEditModel ? 100 : 0) +
+        (isExplicitTextEditModel(b) ? 30 : 0) +
         (b.model.isDefault ? 10 : 0) +
         (b.model.modelId?.toLowerCase().includes("seedream") ? 5 : 0) +
         (b.model.displayName?.includes("火山") ? 3 : 0);
@@ -220,6 +230,13 @@ async function resolveTextEditSourceImageUrl(imageUrl: string) {
   } catch (error) {
     logger.warn("source_image_archive_failed", {
       error: error instanceof Error ? error.message : String(error),
+      sourceHost: (() => {
+        try {
+          return new URL(imageUrl).host;
+        } catch {
+          return "invalid-url";
+        }
+      })(),
     });
     return imageUrl;
   }
@@ -495,6 +512,7 @@ async function generateTextEditImageWithFailover(params: {
         ],
         imageParams: {
           imageCount: 1,
+          timeoutMs: TEXT_EDIT_GENERATION_TIMEOUT_MS,
         },
       };
       if (selected.provider.type === "atlascloud" || selected.provider.type === "vip98k") {
diff --git a/lib/ai/providers/fal-image.ts b/lib/ai/providers/fal-image.ts
index c2449235a..78779dd46 100644
--- a/lib/ai/providers/fal-image.ts
+++ b/lib/ai/providers/fal-image.ts
@@ -56,6 +56,7 @@ const DEFAULT_SAFETY_TOLERANCE = "4";
 const DEFAULT_TIMEOUT_MS = 600000;
 const MIN_TIMEOUT_MS = 30_000;
 const MAX_TIMEOUT_MS = 600_000;
+const FAL_INPUT_IMAGE_DOWNLOAD_TIMEOUT_MS = 120_000;
 const FAL_GENERIC_MAX_EDGE = 4096;
 const FAL_GENERIC_MAX_PIXELS = 4096 * 4096;
 const GPT_IMAGE_2_MAX_EDGE = 3840;
@@ -679,7 +680,9 @@ async function uploadImageUrlToFalStorage(params: {
   const { fal, url } = params;
   if (/fal\.(?:media|run)\//i.test(url) || /fal-ai/i.test(url)) return url;
 
-  const response = await fetch(url, { signal: AbortSignal.timeout(60_000) });
+  const response = await fetch(url, {
+    signal: AbortSignal.timeout(FAL_INPUT_IMAGE_DOWNLOAD_TIMEOUT_MS),
+  });
   if (!response.ok) {
     throw new Error(`FAL input image download failed before storage upload: ${response.status}`);
   }