diff --git a/packages/sdk/AGENTS.md b/packages/sdk/AGENTS.md
index 9b65a252..9b4aed5d 100644
--- a/packages/sdk/AGENTS.md
+++ b/packages/sdk/AGENTS.md
@@ -72,8 +72,9 @@
 - `lucy-2.5` - Real-time video editing (supports reference image)
 - `lucy-vton-2` - Real-time virtual try-on 2
 - `lucy-vton-3` - Real-time virtual try-on 3
+- `lucy-vton-3.5` - Real-time virtual try-on 3.5
 - `lucy-restyle-2` - Real-time video restyling
-- `lucy-latest`, `lucy-vton-latest`, `lucy-restyle-latest` - Server-resolved aliases for the latest stable version (`lucy-vton-latest` → `lucy-vton-3`)
+- `lucy-latest`, `lucy-vton-latest`, `lucy-restyle-latest` - Server-resolved aliases for the latest stable version (`lucy-vton-latest` → `lucy-vton-3.5`)
 - Deprecated: `lucy-2.1-vton-2` → `lucy-vton-2`
 
 ### Video Models (Queue API)
@@ -82,8 +83,9 @@
 - `lucy-2.5` - long-form video editing (720p)
 - `lucy-vton-2` - virtual try-on 2 video editing
 - `lucy-vton-3` - virtual try-on 3 video editing
+- `lucy-vton-3.5` - virtual try-on 3.5 video editing
 - `lucy-restyle-2` - video restyling
-- `lucy-latest`, `lucy-vton-latest`, `lucy-restyle-latest`, `lucy-clip-latest` - Server-resolved aliases (`lucy-vton-latest` → `lucy-vton-3`)
+- `lucy-latest`, `lucy-vton-latest`, `lucy-restyle-latest`, `lucy-clip-latest` - Server-resolved aliases (`lucy-vton-latest` → `lucy-vton-3.5`)
 - Deprecated: `lucy-2.1-vton-2` → `lucy-vton-2`
 
 ### Image Models (Process API)
diff --git a/packages/sdk/index.html b/packages/sdk/index.html
index 67c5680a..1b70bb50 100644
--- a/packages/sdk/index.html
+++ b/packages/sdk/index.html
@@ -341,6 +341,7 @@ <h3>Configuration</h3>
                     <option value="lucy-2.5">Lucy 2.5</option>
                     <option value="lucy-vton-2">Lucy VTON 2</option>
                     <option value="lucy-vton-3">Lucy VTON 3</option>
+                    <option value="lucy-vton-3.5">Lucy VTON 3.5</option>
                     <option value="lucy-restyle-2">Lucy Restyle 2</option>
                 </optgroup>
                 <optgroup label="Deprecated aliases">
diff --git a/packages/sdk/src/process/types.ts b/packages/sdk/src/process/types.ts
index eac794ca..a1b1194c 100644
--- a/packages/sdk/src/process/types.ts
+++ b/packages/sdk/src/process/types.ts
@@ -163,7 +163,14 @@ export type ModelSpecificInputs<T extends ModelDefinition> = T["name"] extends "
   ? ImageEditingInputs
   : T["name"] extends "lucy-restyle-v2v" | "lucy-restyle-2"
     ? VideoRestyleInputs
-    : T["name"] extends "lucy-2.1" | "lucy-2.5" | "lucy-vton-2" | "lucy-vton-3" | "lucy-2.1-vton-2" | "lucy-vton-latest"
+    : T["name"] extends
+          | "lucy-2.1"
+          | "lucy-2.5"
+          | "lucy-vton-2"
+          | "lucy-vton-3"
+          | "lucy-vton-3.5"
+          | "lucy-2.1-vton-2"
+          | "lucy-vton-latest"
       ? VideoEdit2Inputs
       : T["name"] extends "lucy-pro-v2v" | "lucy-clip"
         ? VideoEditInputs
diff --git a/packages/sdk/src/shared/model.ts b/packages/sdk/src/shared/model.ts
index a984eb6f..de4de439 100644
--- a/packages/sdk/src/shared/model.ts
+++ b/packages/sdk/src/shared/model.ts
@@ -7,6 +7,7 @@ const CANONICAL_MODEL_NAMES = [
   "lucy-2.5",
   "lucy-vton-2",
   "lucy-vton-3",
+  "lucy-vton-3.5",
   "lucy-restyle-2",
   "lucy-clip",
   "lucy-image-2",
@@ -17,6 +18,7 @@ const CANONICAL_REALTIME_MODEL_NAMES = [
   "lucy-2.5",
   "lucy-vton-2",
   "lucy-vton-3",
+  "lucy-vton-3.5",
   "lucy-restyle-2",
 ] as const;
 const CANONICAL_VIDEO_MODEL_NAMES = [
@@ -25,6 +27,7 @@ const CANONICAL_VIDEO_MODEL_NAMES = [
   "lucy-2.5",
   "lucy-vton-2",
   "lucy-vton-3",
+  "lucy-vton-3.5",
   "lucy-restyle-2",
 ] as const;
 const CANONICAL_IMAGE_MODEL_NAMES = ["lucy-image-2"] as const;
@@ -69,6 +72,7 @@ export const realtimeModels = z.union([
   z.literal("lucy-2.5"),
   z.literal("lucy-vton-2"),
   z.literal("lucy-vton-3"),
+  z.literal("lucy-vton-3.5"),
   z.literal("lucy-restyle-2"),
   // Latest aliases (server-side resolution)
   z.literal("lucy-latest"),
@@ -84,6 +88,7 @@ export const videoModels = z.union([
   z.literal("lucy-2.5"),
   z.literal("lucy-vton-2"),
   z.literal("lucy-vton-3"),
+  z.literal("lucy-vton-3.5"),
   z.literal("lucy-restyle-2"),
   // Latest aliases (server-side resolution)
   z.literal("lucy-latest"),
@@ -261,6 +266,7 @@ export const modelInputSchemas = {
   "lucy-2.5": videoEdit2Schema,
   "lucy-vton-2": videoEdit2Schema,
   "lucy-vton-3": videoEdit2Schema,
+  "lucy-vton-3.5": videoEdit2Schema,
   // Latest aliases (server-side resolution)
   "lucy-latest": videoEdit2Schema,
   "lucy-vton-latest": videoEdit2Schema,
@@ -369,6 +375,14 @@ const _models = {
       height: 624,
       inputSchema: z.object({}),
     },
+    "lucy-vton-3.5": {
+      urlPath: "/v1/stream",
+      name: "lucy-vton-3.5" as const,
+      fps: { ideal: 30, max: 30 },
+      width: 1280,
+      height: 720,
+      inputSchema: z.object({}),
+    },
     "lucy-restyle-2": {
       urlPath: "/v1/stream",
       name: "lucy-restyle-2" as const,
@@ -386,13 +400,13 @@ const _models = {
       height: 624,
       inputSchema: z.object({}),
     },
-    // Server-side alias currently resolves to lucy-vton-3.
+    // Server-side alias currently resolves to lucy-vton-3.5.
     "lucy-vton-latest": {
       urlPath: "/v1/stream",
       name: "lucy-vton-latest" as const,
       fps: { ideal: 30, max: 30 },
-      width: 1088,
-      height: 624,
+      width: 1280,
+      height: 720,
       inputSchema: z.object({}),
     },
     "lucy-restyle-latest": {
@@ -492,6 +506,15 @@ const _models = {
       height: 624,
       inputSchema: modelInputSchemas["lucy-vton-3"],
     },
+    "lucy-vton-3.5": {
+      urlPath: "/v1/generate/lucy-vton-3.5",
+      queueUrlPath: "/v1/jobs/lucy-vton-3.5",
+      name: "lucy-vton-3.5" as const,
+      fps: 20,
+      width: 1280,
+      height: 720,
+      inputSchema: modelInputSchemas["lucy-vton-3.5"],
+    },
     "lucy-restyle-2": {
       urlPath: "/v1/generate/lucy-restyle-2",
       queueUrlPath: "/v1/jobs/lucy-restyle-2",
@@ -511,14 +534,14 @@ const _models = {
       height: 624,
       inputSchema: modelInputSchemas["lucy-latest"],
     },
-    // Server-side alias currently resolves to lucy-vton-3.
+    // Server-side alias currently resolves to lucy-vton-3.5.
     "lucy-vton-latest": {
       urlPath: "/v1/generate/lucy-vton-latest",
       queueUrlPath: "/v1/jobs/lucy-vton-latest",
       name: "lucy-vton-latest" as const,
       fps: 20,
-      width: 1088,
-      height: 624,
+      width: 1280,
+      height: 720,
       inputSchema: modelInputSchemas["lucy-vton-latest"],
     },
     "lucy-restyle-latest": {
@@ -607,6 +630,7 @@ export const models = {
    *   - `"lucy-2.5"` - Lucy 2.5 realtime video editing
    *   - `"lucy-vton-2"` - Lucy virtual try-on 2
    *   - `"lucy-vton-3"` - Lucy virtual try-on 3
+   *   - `"lucy-vton-3.5"` - Lucy virtual try-on 3.5 (latest)
    *   - `"lucy-restyle-2"` - Realtime video restyling
    */
   realtime: <T extends RealTimeModels>(model: T): ModelDefinition<T> => {
@@ -626,6 +650,7 @@ export const models = {
    *   - `"lucy-2.5"` - Long-form video editing (Lucy 2.5)
    *   - `"lucy-vton-2"` - Virtual try-on 2 video editing
    *   - `"lucy-vton-3"` - Virtual try-on 3 video editing
+   *   - `"lucy-vton-3.5"` - Virtual try-on 3.5 video editing (latest)
    *   - `"lucy-restyle-2"` - Video restyling
    */
   video: <T extends VideoModels>(model: T): ModelDefinition<T> & { fps: number; queueUrlPath: string } => {
diff --git a/packages/sdk/tests/e2e-realtime.test.ts b/packages/sdk/tests/e2e-realtime.test.ts
index 1aafb0ed..46357974 100644
--- a/packages/sdk/tests/e2e-realtime.test.ts
+++ b/packages/sdk/tests/e2e-realtime.test.ts
@@ -62,6 +62,7 @@ const REALTIME_MODELS: RealTimeModels[] = [
   "lucy-2.5",
   "lucy-vton-2",
   "lucy-vton-3",
+  "lucy-vton-3.5",
 ];
 
 const TIMEOUT = 1 * 60 * 1000; // 1 minute
diff --git a/packages/sdk/tests/e2e.test.ts b/packages/sdk/tests/e2e.test.ts
index 5aba0d1e..16b2911c 100644
--- a/packages/sdk/tests/e2e.test.ts
+++ b/packages/sdk/tests/e2e.test.ts
@@ -211,6 +211,29 @@ describe.concurrent("E2E Tests", { timeout: TIMEOUT, retry: 2 }, () => {
       await expectResult(result, "lucy-vton-3-reference_image", ".mp4");
     });
 
+    it("lucy-vton-3.5: virtual try-on (prompt)", async () => {
+      const result = await client.queue.submitAndPoll({
+        model: models.video("lucy-vton-3.5"),
+        prompt: "Wearing a red leather jacket",
+        data: videoBlob,
+        seed: 42,
+      });
+
+      await expectResult(result, "lucy-vton-3.5-prompt", ".mp4");
+    });
+
+    it("lucy-vton-3.5: virtual try-on (reference_image)", async () => {
+      const result = await client.queue.submitAndPoll({
+        model: models.video("lucy-vton-3.5"),
+        prompt: "",
+        reference_image: imageBlob,
+        data: videoBlob,
+        seed: 42,
+      });
+
+      await expectResult(result, "lucy-vton-3.5-reference_image", ".mp4");
+    });
+
     // Deprecated video model names (aliases)
     it("lucy-restyle-v2v (deprecated): video restyling", async () => {
       const result = await client.queue.submitAndPoll({
diff --git a/packages/sdk/tests/unit.test.ts b/packages/sdk/tests/unit.test.ts
index 98983fff..9d55d03b 100644
--- a/packages/sdk/tests/unit.test.ts
+++ b/packages/sdk/tests/unit.test.ts
@@ -2435,6 +2435,7 @@ describe("Canonical Model Names", () => {
         "lucy-2.5",
         "lucy-vton-2",
         "lucy-vton-3",
+        "lucy-vton-3.5",
         "lucy-restyle-2",
       ]);
       expect(canonicalVideoModels.options).toEqual([
@@ -2443,6 +2444,7 @@ describe("Canonical Model Names", () => {
         "lucy-2.5",
         "lucy-vton-2",
         "lucy-vton-3",
+        "lucy-vton-3.5",
         "lucy-restyle-2",
       ]);
       expect(canonicalImageModels.options).toEqual(["lucy-image-2"]);
@@ -2502,7 +2504,7 @@ describe("Canonical Model Names", () => {
     it("lists all models when called without options", () => {
       const listedModels = listModels();
 
-      expect(listedModels).toHaveLength(25);
+      expect(listedModels).toHaveLength(27);
       expect(listedModels.some((model) => model.kind === "realtime" && model.name === "lucy-2.1")).toBe(true);
       expect(listedModels.some((model) => model.kind === "video" && model.name === "lucy-clip")).toBe(true);
       expect(listedModels.some((model) => model.kind === "image" && model.name === "lucy-image-2")).toBe(true);
@@ -2595,6 +2597,15 @@ describe("Canonical Model Names", () => {
       expect(model.height).toBe(624);
     });
 
+    it("lucy-vton-3.5 canonical name works", () => {
+      const model = models.realtime("lucy-vton-3.5");
+      expect(model.name).toBe("lucy-vton-3.5");
+      expect(model.urlPath).toBe("/v1/stream");
+      expect(model.fps).toEqual({ ideal: 30, max: 30 });
+      expect(model.width).toBe(1280);
+      expect(model.height).toBe(720);
+    });
+
     it("lucy-restyle-2 canonical name works", () => {
       const model = models.realtime("lucy-restyle-2");
       expect(model.name).toBe("lucy-restyle-2");
@@ -2648,6 +2659,16 @@ describe("Canonical Model Names", () => {
       expect(model.height).toBe(624);
     });
 
+    it("lucy-vton-3.5 as video model works", () => {
+      const model = models.video("lucy-vton-3.5");
+      expect(model.name).toBe("lucy-vton-3.5");
+      expect(model.urlPath).toBe("/v1/generate/lucy-vton-3.5");
+      expect(model.queueUrlPath).toBe("/v1/jobs/lucy-vton-3.5");
+      expect(model.fps).toBe(20);
+      expect(model.width).toBe(1280);
+      expect(model.height).toBe(720);
+    });
+
     it("lucy-restyle-2 as video model works", () => {
       const model = models.video("lucy-restyle-2");
       expect(model.name).toBe("lucy-restyle-2");
@@ -2675,13 +2696,13 @@ describe("Canonical Model Names", () => {
       expect(model.height).toBe(624);
     });
 
-    it("lucy-vton-latest works as realtime model and resolves server-side to lucy-vton-3", () => {
+    it("lucy-vton-latest works as realtime model and resolves server-side to lucy-vton-3.5", () => {
       const model = models.realtime("lucy-vton-latest");
       expect(model.name).toBe("lucy-vton-latest");
       expect(model.urlPath).toBe("/v1/stream");
       expect(model.fps).toEqual({ ideal: 30, max: 30 });
-      expect(model.width).toBe(1088);
-      expect(model.height).toBe(624);
+      expect(model.width).toBe(1280);
+      expect(model.height).toBe(720);
     });
 
     it("lucy-restyle-latest works as realtime model", () => {
@@ -2703,14 +2724,14 @@ describe("Canonical Model Names", () => {
       expect(model.height).toBe(624);
     });
 
-    it("lucy-vton-latest works as video model and resolves server-side to lucy-vton-3", () => {
+    it("lucy-vton-latest works as video model and resolves server-side to lucy-vton-3.5", () => {
       const model = models.video("lucy-vton-latest");
       expect(model.name).toBe("lucy-vton-latest");
       expect(model.urlPath).toBe("/v1/generate/lucy-vton-latest");
       expect(model.queueUrlPath).toBe("/v1/jobs/lucy-vton-latest");
       expect(model.fps).toBe(20);
-      expect(model.width).toBe(1088);
-      expect(model.height).toBe(624);
+      expect(model.width).toBe(1280);
+      expect(model.height).toBe(720);
     });
 
     it("lucy-restyle-latest works as video model", () => {