diff --git a/.changeset/flat-avocados-carry.md b/.changeset/flat-avocados-carry.md
new file mode 100644
index 0000000000..f0128f21e0
--- /dev/null
+++ b/.changeset/flat-avocados-carry.md
@@ -0,0 +1,5 @@
+---
+"roo-cline": patch
+---
+
+Add gpt-4.5-preview
diff --git a/src/api/providers/__tests__/openai-native.test.ts b/src/api/providers/__tests__/openai-native.test.ts
index d6a855849c..eda744c335 100644
--- a/src/api/providers/__tests__/openai-native.test.ts
+++ b/src/api/providers/__tests__/openai-native.test.ts
@@ -357,7 +357,7 @@ describe("OpenAiNativeHandler", () => {
 			const modelInfo = handler.getModel()
 			expect(modelInfo.id).toBe(mockOptions.apiModelId)
 			expect(modelInfo.info).toBeDefined()
-			expect(modelInfo.info.maxTokens).toBe(4096)
+			expect(modelInfo.info.maxTokens).toBe(16384)
 			expect(modelInfo.info.contextWindow).toBe(128_000)
 		})
 
diff --git a/src/shared/api.ts b/src/shared/api.ts
index 442282d587..47b023ce6f 100644
--- a/src/shared/api.ts
+++ b/src/shared/api.ts
@@ -678,8 +678,16 @@ export const openAiNativeModels = {
 		inputPrice: 1.1,
 		outputPrice: 4.4,
 	},
+	"gpt-4.5-preview": {
+		maxTokens: 16_384,
+		contextWindow: 128_000,
+		supportsImages: true,
+		supportsPromptCache: false,
+		inputPrice: 75,
+		outputPrice: 150,
+	},
 	"gpt-4o": {
-		maxTokens: 4_096,
+		maxTokens: 16_384,
 		contextWindow: 128_000,
 		supportsImages: true,
 		supportsPromptCache: false,