Add Nano Banana Pro pricing to partner nodes documentation (#573)

* Update tutorials/partner-nodes/pricing.mdx

* Update zh-CN/tutorials/partner-nodes/pricing.mdx

* Update tutorials/partner-nodes/pricing.mdx

* Update zh-CN/tutorials/partner-nodes/pricing.mdx

* Update tutorials/partner-nodes/pricing.mdx

---------

Co-authored-by: mintlify[bot] <109931778+mintlify[bot]@users.noreply.github.com>

Author: mintlify[bot]

tutorials/partner-nodes/pricing.mdx

@@ -185,6 +185,7 @@ The following table lists the pricing of the current Partner Nodes. All prices a
 | Google Gemini                   | Text     | model                        | gemini-2.5-pro                      | $1.25/1M input tokens (text, img, vid) + $10/1M output tokens (< 200K total tokens)                                                  |
 | Google Gemini                   | Text     | model                        | gemini-2.5-pro-preview-05-06        | $1.25/1M input tokens(text, img, vid) + $10/1M output tokens (< 200K total tokens)                                                   |
 | Google Gemini Image             | Image    | model                        | gemini-2.5-flash-image-preview      | $0.3/1M input tokens (text, video, image) + $1/1M input tokens (audio) + $2.5/1M output tokens (text) + $30/1M output tokens (image) |
+| Nano Banana Pro (Gemini 3 Pro Image) | Image    | model                        | gemini-pro-image-preview            | $0.134 per 1K & 2K image output + $0.24 per 4K image output                                                                          |
 
 ## Minimax
 
@@ -428,4 +429,4 @@ The following table lists the pricing of the current Partner Nodes. All prices a
 | WAN Image to Video | Video    | model, resolution, duration  | wan2.5-i2v-preview, 1080p | $0.15/second |
 | WAN Image to Video | Video    | model, resolution, duration  | wan2.5-i2v-preview, 720p  | $0.10/second |
 | WAN Image to Video | Video    | model, resolution, duration  | wan2.5-i2v-preview, 480p  | $0.05/second |
-| WAN Text to Image  | Image    | model                        | wan2.5-t2i-preview        | $0.03/run    |
+| WAN Text to Image  | Image    | model                        | wan2.5-t2i-preview        | $0.03/run    |

zh-CN/tutorials/partner-nodes/pricing.mdx

@@ -186,6 +186,7 @@ sidebarTitle: "调用价格"
 | Google Gemini                   | 文本 | 模型                  | gemini-2.5-pro                      | \$1.25/每100万输入tokens（文本、图片、视频）+\$10/每100万输出tokens（总tokens少于20万）                                                |
 | Google Gemini                   | 文本 | 模型                  | gemini-2.5-pro-preview-05-06        | \$1.25/每100万输入tokens（文本、图片、视频）+\$10/每100万输出tokens（总tokens少于20万）                                                |
 | Google Gemini Image             | 图像 | 模型                  | gemini-2.5-flash-image-preview      | \$0.3/每100万输入tokens（文本、视频、图片）+\$1/每100万输入tokens（音频）+\$2.5/每100万输出tokens（文本）+\$30/每100万输出tokens（图片） |
+| Gemini 3 Pro Image              | 图像 | 模型                  | gemini-pro-image-preview            | \$0.134 每1K和2K图像输出 + \$0.24 每4K图像输出                                                                                         |
 
 ## Minimax
 
@@ -431,4 +432,4 @@ sidebarTitle: "调用价格"
 | WAN Image to Video | 视频 | 模型,  分辨率,  时长 | wan2.5-i2v-preview, 1080p | \$0.15/秒      |
 | WAN Image to Video | 视频 | 模型,  分辨率,  时长 | wan2.5-i2v-preview, 720p  | \$0.10/秒      |
 | WAN Image to Video | 视频 | 模型,  分辨率,  时长 | wan2.5-i2v-preview, 480p  | \$0.05/秒      |
-| WAN Text to Image  | 图像 | 模型                 | wan2.5-t2i-preview        | \$0.03/run     |
+| WAN Text to Image  | 图像 | 模型                 | wan2.5-t2i-preview        | \$0.03/run     |