From 17625cc8a25ccd3312ef221e28ec11383e56837f Mon Sep 17 00:00:00 2001
From: Gordon Hui <125633533+gordonhwc@users.noreply.github.com>
Date: Fri, 27 Mar 2026 09:45:58 +0800
Subject: [PATCH] feat(ai): add google-vertex
 gemini-3.1-pro-preview-customtools (#2610)

---
 packages/ai/scripts/generate-models.ts | 12 ++++++++++++
 packages/ai/src/models.generated.ts    | 17 +++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/packages/ai/scripts/generate-models.ts b/packages/ai/scripts/generate-models.ts
index 913333d1..468ab44e 100644
--- a/packages/ai/scripts/generate-models.ts
+++ b/packages/ai/scripts/generate-models.ts
@@ -1320,6 +1320,18 @@ async function generateModels() {
 			contextWindow: 1048576,
 			maxTokens: 65536,
 		},
+		{
+			id: "gemini-3.1-pro-preview-customtools",
+			name: "Gemini 3.1 Pro Preview Custom Tools (Vertex)",
+			api: "google-vertex",
+			provider: "google-vertex",
+			baseUrl: VERTEX_BASE_URL,
+			reasoning: true,
+			input: ["text", "image"],
+			cost: { input: 2, output: 12, cacheRead: 0.2, cacheWrite: 0 },
+			contextWindow: 1048576,
+			maxTokens: 65536,
+		},
 		{
 			id: "gemini-3-flash-preview",
 			name: "Gemini 3 Flash Preview (Vertex)",
diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index bc32f8be..0440b1c3 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -3928,6 +3928,23 @@ export const MODELS = {
 			contextWindow: 1048576,
 			maxTokens: 65536,
 		} satisfies Model<"google-vertex">,
+		"gemini-3.1-pro-preview-customtools": {
+			id: "gemini-3.1-pro-preview-customtools",
+			name: "Gemini 3.1 Pro Preview Custom Tools (Vertex)",
+			api: "google-vertex",
+			provider: "google-vertex",
+			baseUrl: "https://{location}-aiplatform.googleapis.com",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 2,
+				output: 12,
+				cacheRead: 0.2,
+				cacheWrite: 0,
+			},
+			contextWindow: 1048576,
+			maxTokens: 65536,
+		} satisfies Model<"google-vertex">,
 	},
 	"groq": {
 		"deepseek-r1-distill-llama-70b": {