diff --git a/.changeset/gemini-3-models.md b/.changeset/gemini-3-models.md
new file mode 100644
index 00000000..91befe6c
--- /dev/null
+++ b/.changeset/gemini-3-models.md
@@ -0,0 +1,5 @@
+---
+'@tanstack/ai-gemini': minor
+---
+
+Add Gemini 3 Flash and Pro Image models for text and image generation
diff --git a/packages/typescript/ai-gemini/src/model-meta.ts b/packages/typescript/ai-gemini/src/model-meta.ts
index 5fca6c16..9110c74e 100644
--- a/packages/typescript/ai-gemini/src/model-meta.ts
+++ b/packages/typescript/ai-gemini/src/model-meta.ts
@@ -83,6 +83,76 @@ const GEMINI_3_PRO = {
     GeminiThinkingOptions
 >
 
+const GEMINI_3_FLASH = {
+  name: 'gemini-3-flash-preview',
+  max_input_tokens: 1_048_576,
+  max_output_tokens: 65_536,
+  knowledge_cutoff: '2025-01-01',
+  supports: {
+    input: ['text', 'image', 'audio', 'video', 'document'],
+    output: ['text'],
+    capabilities: [
+      'batch_api',
+      'caching',
+      'code_execution',
+      'file_search',
+      'function_calling',
+      'search_grounding',
+      'structured_output',
+      'thinking',
+      'url_context',
+    ],
+  },
+  pricing: {
+    input: {
+      normal: 0.5,
+    },
+    output: {
+      normal: 3,
+    },
+  },
+} as const satisfies ModelMeta<
+  GeminiToolConfigOptions &
+    GeminiSafetyOptions &
+    GeminiGenerationConfigOptions &
+    GeminiCachedContentOptions &
+    GeminiStructuredOutputOptions &
+    GeminiThinkingOptions
+>
+
+const GEMINI_3_PRO_IMAGE = {
+  name: 'gemini-3-pro-image-preview',
+  max_input_tokens: 65_536,
+  max_output_tokens: 32_768,
+  knowledge_cutoff: '2025-01-01',
+  supports: {
+    input: ['text', 'image'],
+    output: ['text', 'image'],
+    capabilities: [
+      'batch_api',
+      'image_generation',
+      'search_grounding',
+      'structured_output',
+      'thinking',
+    ],
+  },
+  pricing: {
+    input: {
+      normal: 2,
+    },
+    output: {
+      normal: 0.134,
+    },
+  },
+} as const satisfies ModelMeta<
+  GeminiToolConfigOptions &
+    GeminiSafetyOptions &
+    GeminiGenerationConfigOptions &
+    GeminiCachedContentOptions &
+    GeminiStructuredOutputOptions &
+    GeminiThinkingOptions
+>
+
 const GEMINI_2_5_PRO = {
   name: 'gemini-2.5-pro',
   max_input_tokens: 1_048_576,
@@ -747,6 +817,7 @@ const VEO_2 = {
 
 export const GEMINI_MODELS = [
   GEMINI_3_PRO.name,
+  GEMINI_3_FLASH.name,
   GEMINI_2_5_PRO.name,
   GEMINI_2_5_FLASH.name,
   GEMINI_2_5_FLASH_PREVIEW.name,
@@ -761,6 +832,7 @@ export type GeminiModels = (typeof GEMINI_MODELS)[number]
 export type GeminiImageModels = (typeof GEMINI_IMAGE_MODELS)[number]
 
 export const GEMINI_IMAGE_MODELS = [
+  GEMINI_3_PRO_IMAGE.name,
   GEMINI_2_5_FLASH_IMAGE.name,
   GEMINI_2_FLASH_IMAGE.name,
   IMAGEN_3.name,
@@ -841,6 +913,12 @@ export type GeminiChatModelProviderOptionsByName = {
     GeminiCachedContentOptions &
     GeminiStructuredOutputOptions &
     GeminiThinkingOptions
+  [GEMINI_3_FLASH.name]: GeminiToolConfigOptions &
+    GeminiSafetyOptions &
+    GeminiGenerationConfigOptions &
+    GeminiCachedContentOptions &
+    GeminiStructuredOutputOptions &
+    GeminiThinkingOptions
   [GEMINI_2_5_PRO.name]: GeminiToolConfigOptions &
     GeminiSafetyOptions &
     GeminiGenerationConfigOptions &
@@ -900,6 +978,7 @@ export type GeminiChatModelProviderOptionsByName = {
 export type GeminiModelInputModalitiesByName = {
   // Models with full multimodal support (text, image, audio, video, document)
   [GEMINI_3_PRO.name]: typeof GEMINI_3_PRO.supports.input
+  [GEMINI_3_FLASH.name]: typeof GEMINI_3_FLASH.supports.input
   [GEMINI_2_5_PRO.name]: typeof GEMINI_2_5_PRO.supports.input
   [GEMINI_2_5_FLASH_LITE.name]: typeof GEMINI_2_5_FLASH_LITE.supports.input
   [GEMINI_2_5_FLASH_LITE_PREVIEW.name]: typeof GEMINI_2_5_FLASH_LITE_PREVIEW.supports.input
diff --git a/packages/typescript/ai-gemini/tests/model-meta.test.ts b/packages/typescript/ai-gemini/tests/model-meta.test.ts
index dfe0750b..05a59ba4 100644
--- a/packages/typescript/ai-gemini/tests/model-meta.test.ts
+++ b/packages/typescript/ai-gemini/tests/model-meta.test.ts
@@ -60,6 +60,28 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<Options>().toHaveProperty('responseSchema')
     })
 
+    it('gemini-3-flash-preview should support thinking options', () => {
+      type Model = 'gemini-3-flash-preview'
+      type Options = GeminiChatModelProviderOptionsByName[Model]
+
+      // Should have thinking options
+      expectTypeOf<Options>().toExtend<GeminiThinkingOptions>()
+
+      // Should have structured output options
+      expectTypeOf<Options>().toExtend<GeminiStructuredOutputOptions>()
+
+      // Should have base options
+      expectTypeOf<Options>().toExtend<BaseOptions>()
+
+      // Verify specific properties exist
+      expectTypeOf<Options>().toHaveProperty('generationConfig')
+      expectTypeOf<Options>().toHaveProperty('safetySettings')
+      expectTypeOf<Options>().toHaveProperty('toolConfig')
+      expectTypeOf<Options>().toHaveProperty('cachedContent')
+      expectTypeOf<Options>().toHaveProperty('responseMimeType')
+      expectTypeOf<Options>().toHaveProperty('responseSchema')
+    })
+
     it('gemini-2.5-pro should support thinking options', () => {
       type Model = 'gemini-2.5-pro'
       type Options = GeminiChatModelProviderOptionsByName[Model]
@@ -172,6 +194,7 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       type Keys = keyof GeminiChatModelProviderOptionsByName
 
       expectTypeOf<'gemini-3-pro-preview'>().toExtend<Keys>()
+      expectTypeOf<'gemini-3-flash-preview'>().toExtend<Keys>()
       expectTypeOf<'gemini-2.5-pro'>().toExtend<Keys>()
       expectTypeOf<'gemini-2.5-flash'>().toExtend<Keys>()
       expectTypeOf<'gemini-2.5-flash-preview-09-2025'>().toExtend<Keys>()
@@ -203,6 +226,9 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-3-pro-preview']
       >().toHaveProperty('safetySettings')
+      expectTypeOf<
+        GeminiChatModelProviderOptionsByName['gemini-3-flash-preview']
+      >().toHaveProperty('safetySettings')
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-2.5-pro']
       >().toHaveProperty('safetySettings')
@@ -230,6 +256,9 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-3-pro-preview']
       >().toHaveProperty('toolConfig')
+      expectTypeOf<
+        GeminiChatModelProviderOptionsByName['gemini-3-flash-preview']
+      >().toHaveProperty('toolConfig')
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-2.5-pro']
       >().toHaveProperty('toolConfig')
@@ -257,6 +286,9 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-3-pro-preview']
       >().toHaveProperty('cachedContent')
+      expectTypeOf<
+        GeminiChatModelProviderOptionsByName['gemini-3-flash-preview']
+      >().toHaveProperty('cachedContent')
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-2.5-pro']
       >().toHaveProperty('cachedContent')
@@ -286,6 +318,9 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-3-pro-preview']
       >().toExtend<GeminiThinkingOptions>()
+      expectTypeOf<
+        GeminiChatModelProviderOptionsByName['gemini-3-flash-preview']
+      >().toExtend<GeminiThinkingOptions>()
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-2.5-pro']
       >().toExtend<GeminiThinkingOptions>()
@@ -316,6 +351,9 @@ describe('Gemini Model Provider Options Type Assertions', () => {
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-3-pro-preview']
       >().toExtend<GeminiStructuredOutputOptions>()
+      expectTypeOf<
+        GeminiChatModelProviderOptionsByName['gemini-3-flash-preview']
+      >().toExtend<GeminiStructuredOutputOptions>()
       expectTypeOf<
         GeminiChatModelProviderOptionsByName['gemini-2.5-pro']
       >().toExtend<GeminiStructuredOutputOptions>()
@@ -375,6 +413,19 @@ describe('Gemini Model Input Modality Type Assertions', () => {
     })
   })
 
+  describe('gemini-3-flash-preview (full multimodal)', () => {
+    type Modalities = GeminiModelInputModalitiesByName['gemini-3-flash-preview']
+    type Message = ConstrainedModelMessage<Modalities>
+
+    it('should allow all content part types', () => {
+      expectTypeOf<MessageWithContent<TextPart>>().toExtend<Message>()
+      expectTypeOf<MessageWithContent<ImagePart>>().toExtend<Message>()
+      expectTypeOf<MessageWithContent<AudioPart>>().toExtend<Message>()
+      expectTypeOf<MessageWithContent<VideoPart>>().toExtend<Message>()
+      expectTypeOf<MessageWithContent<DocumentPart>>().toExtend<Message>()
+    })
+  })
+
   describe('gemini-2.5-pro (full multimodal)', () => {
     type Modalities = GeminiModelInputModalitiesByName['gemini-2.5-pro']
     type Message = ConstrainedModelMessage<Modalities>