diff --git a/.github/images/compare-gemini-3.0-pro.png b/.github/images/compare-gemini-3.0-pro.png
new file mode 100644
index 0000000..50c77a2
Binary files /dev/null and b/.github/images/compare-gemini-3.0-pro.png differ
diff --git a/.github/images/compare-gemini-3.1-pro-preview.png b/.github/images/compare-gemini-3.1-pro-preview.png
new file mode 100644
index 0000000..a179653
Binary files /dev/null and b/.github/images/compare-gemini-3.1-pro-preview.png differ
diff --git a/skills/baoyu-danger-gemini-web/SKILL.md b/skills/baoyu-danger-gemini-web/SKILL.md
index 16dc881..9bab9ba 100644
--- a/skills/baoyu-danger-gemini-web/SKILL.md
+++ b/skills/baoyu-danger-gemini-web/SKILL.md
@@ -76,7 +76,7 @@ test -f "$HOME/.baoyu-skills/baoyu-danger-gemini-web/EXTEND.md" && echo "user"
 ```bash
 # Text generation
 npx -y bun ${SKILL_DIR}/scripts/main.ts "Your prompt"
-npx -y bun ${SKILL_DIR}/scripts/main.ts --prompt "Your prompt" --model gemini-2.5-pro
+npx -y bun ${SKILL_DIR}/scripts/main.ts --prompt "Your prompt" --model gemini-3-flash
 
 # Image generation
 npx -y bun ${SKILL_DIR}/scripts/main.ts --prompt "A cute cat" --image cat.png
@@ -100,7 +100,7 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts "Hello" --json
 |--------|-------------|
 | `--prompt`, `-p` | Prompt text |
 | `--promptfiles` | Read prompt from files (concatenated) |
-| `--model`, `-m` | Model: gemini-3-pro (default), gemini-2.5-pro, gemini-2.5-flash |
+| `--model`, `-m` | Model: gemini-3-pro (default), gemini-3-flash, gemini-3-flash-thinking, gemini-3.1-pro-preview |
 | `--image [path]` | Generate image (default: generated.png) |
 | `--reference`, `--ref` | Reference images for vision input |
 | `--sessionId` | Session ID for multi-turn conversation |
@@ -114,9 +114,10 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts "Hello" --json
 
 | Model | Description |
 |-------|-------------|
-| `gemini-3-pro` | Default, latest |
-| `gemini-2.5-pro` | Previous pro |
-| `gemini-2.5-flash` | Fast, lightweight |
+| `gemini-3-pro` | Default, latest 3.0 Pro |
+| `gemini-3-flash` | Fast, lightweight 3.0 Flash |
+| `gemini-3-flash-thinking` | 3.0 Flash with thinking |
+| `gemini-3.1-pro-preview` | 3.1 Pro preview (empty header, auto-routed) |
 
 ## Authentication
 
diff --git a/skills/baoyu-danger-gemini-web/scripts/gemini-webapi/constants.ts b/skills/baoyu-danger-gemini-web/scripts/gemini-webapi/constants.ts
index 73916f9..1d42e1f 100644
--- a/skills/baoyu-danger-gemini-web/scripts/gemini-webapi/constants.ts
+++ b/skills/baoyu-danger-gemini-web/scripts/gemini-webapi/constants.ts
@@ -47,17 +47,22 @@ export class Model {
   static readonly UNSPECIFIED = new Model('unspecified', {}, false);
   static readonly G_3_0_PRO = new Model(
     'gemini-3.0-pro',
-    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"9d8ca3786ebdfbea",null,null,0,[4]]' },
+    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"9d8ca3786ebdfbea",null,null,0,[4],null,null,1]' },
     false,
   );
-  static readonly G_2_5_PRO = new Model(
-    'gemini-2.5-pro',
-    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"4af6c7f5da75d65d",null,null,0,[4]]' },
+  static readonly G_3_0_FLASH = new Model(
+    'gemini-3.0-flash',
+    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"fbb127bbb056c959",null,null,0,[4],null,null,1]' },
     false,
   );
-  static readonly G_2_5_FLASH = new Model(
-    'gemini-2.5-flash',
-    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"9ec249fc9ad08861",null,null,0,[4]]' },
+  static readonly G_3_0_FLASH_THINKING = new Model(
+    'gemini-3.0-flash-thinking',
+    { 'x-goog-ext-525001261-jspb': '[1,null,null,null,"5bf011840784117a",null,null,0,[4],null,null,1]' },
+    false,
+  );
+  static readonly G_3_1_PRO_PREVIEW = new Model(
+    'gemini-3.1-pro-preview',
+    {},
     false,
   );
 
@@ -68,12 +73,12 @@ export class Model {
   ) {}
 
   static from_name(name: string): Model {
-    for (const model of [Model.UNSPECIFIED, Model.G_3_0_PRO, Model.G_2_5_PRO, Model.G_2_5_FLASH]) {
+    for (const model of [Model.UNSPECIFIED, Model.G_3_0_PRO, Model.G_3_0_FLASH, Model.G_3_0_FLASH_THINKING, Model.G_3_1_PRO_PREVIEW]) {
       if (model.model_name === name) return model;
     }
 
     throw new Error(
-      `Unknown model name: ${name}. Available models: ${[Model.UNSPECIFIED, Model.G_3_0_PRO, Model.G_2_5_PRO, Model.G_2_5_FLASH]
+      `Unknown model name: ${name}. Available models: ${[Model.UNSPECIFIED, Model.G_3_0_PRO, Model.G_3_0_FLASH, Model.G_3_0_FLASH_THINKING, Model.G_3_1_PRO_PREVIEW]
         .map((m) => m.model_name)
         .join(', ')}`,
     );
diff --git a/skills/baoyu-danger-gemini-web/scripts/main.ts b/skills/baoyu-danger-gemini-web/scripts/main.ts
index a9cf6f1..7b89a5e 100644
--- a/skills/baoyu-danger-gemini-web/scripts/main.ts
+++ b/skills/baoyu-danger-gemini-web/scripts/main.ts
@@ -73,7 +73,7 @@ Multi-turn conversation (agent generates unique sessionId):
 Options:
   -p, --prompt <text>       Prompt text
   --promptfiles <files...>  Read prompt from one or more files (concatenated in order)
-  -m, --model <id>          gemini-3-pro | gemini-2.5-pro | gemini-2.5-flash (default: gemini-3-pro)
+  -m, --model <id>          gemini-3-pro | gemini-3-flash | gemini-3-flash-thinking | gemini-3.1-pro-preview (default: gemini-3-pro)
   --json                    Output JSON
   --image [path]            Generate an image and save it (default: ./generated.png)
   --reference <files...>    Reference images for vision input
@@ -227,8 +227,11 @@ function resolveModel(id: string): Model {
   const k = id.trim();
   if (k === 'gemini-3-pro') return Model.G_3_0_PRO;
   if (k === 'gemini-3.0-pro') return Model.G_3_0_PRO;
-  if (k === 'gemini-2.5-pro') return Model.G_2_5_PRO;
-  if (k === 'gemini-2.5-flash') return Model.G_2_5_FLASH;
+  if (k === 'gemini-3-flash') return Model.G_3_0_FLASH;
+  if (k === 'gemini-3.0-flash') return Model.G_3_0_FLASH;
+  if (k === 'gemini-3-flash-thinking') return Model.G_3_0_FLASH_THINKING;
+  if (k === 'gemini-3.0-flash-thinking') return Model.G_3_0_FLASH_THINKING;
+  if (k === 'gemini-3.1-pro-preview') return Model.G_3_1_PRO_PREVIEW;
   return Model.from_name(k);
 }