diff --git a/js/ai/src/model.ts b/js/ai/src/model.ts
index 5e7f9def56..cd787e2c1d 100644
--- a/js/ai/src/model.ts
+++ b/js/ai/src/model.ts
@@ -240,7 +240,7 @@ export const GenerationCommonConfigSchema = z
       .optional(),
     stopSequences: z
       .array(z.string())
-      .length(5)
+      .max(5)
       .describe(
         'Set of character sequences (up to 5) that will stop output generation.'
       )
diff --git a/js/plugins/googleai/src/gemini.ts b/js/plugins/googleai/src/gemini.ts
index 46d239f21b..353ed8377e 100644
--- a/js/plugins/googleai/src/gemini.ts
+++ b/js/plugins/googleai/src/gemini.ts
@@ -384,6 +384,40 @@ export const gemini25FlashPreview0417 = modelRef({
   configSchema: GeminiConfigSchema,
 });
 
+export const gemini25FlashLitePreview0617 = modelRef({
+  name: 'googleai/gemini-2.5-flash-lite-preview-06-17',
+  info: {
+    label: 'Google AI - Gemini 2.5 Flash Lite Preview 06-17',
+    versions: [],
+    supports: {
+      multiturn: true,
+      media: true,
+      tools: true,
+      toolChoice: true,
+      systemRole: true,
+      constrained: 'no-tools',
+    },
+  },
+  configSchema: GeminiConfigSchema,
+});
+
+export const gemini25Flash = modelRef({
+  name: 'googleai/gemini-2.5-flash',
+  info: {
+    label: 'Google AI - Gemini 2.5 Flash',
+    versions: [],
+    supports: {
+      multiturn: true,
+      media: true,
+      tools: true,
+      toolChoice: true,
+      systemRole: true,
+      constrained: 'no-tools',
+    },
+  },
+  configSchema: GeminiConfigSchema,
+});
+
 export const gemini25FlashPreviewTts = modelRef({
   name: 'googleai/gemini-2.5-flash-preview-tts',
   info: {
@@ -418,10 +452,27 @@ export const gemini25ProExp0325 = modelRef({
   configSchema: GeminiConfigSchema,
 });
 
-export const gemini25ProPreview0325 = modelRef({
-  name: 'googleai/gemini-2.5-pro-preview-03-25',
+export const gemini25ProPreview0506 = modelRef({
+  name: 'googleai/gemini-2.5-pro-preview-05-06',
+  info: {
+    label: 'Google AI - Gemini 2.5 Pro Preview 05-06',
+    versions: [],
+    supports: {
+      multiturn: true,
+      media: true,
+      tools: true,
+      toolChoice: true,
+      systemRole: true,
+      constrained: 'no-tools',
+    },
+  },
+  configSchema: GeminiConfigSchema,
+});
+
+export const gemini25Pro = modelRef({
+  name: 'googleai/gemini-2.5-pro',
   info: {
-    label: 'Google AI - Gemini 2.5 Pro Preview 03-25',
+    label: 'Google AI - Gemini 2.5 Pro',
     versions: [],
     supports: {
       multiturn: true,
@@ -460,10 +511,14 @@ export const SUPPORTED_V15_MODELS = {
   'gemini-2.0-flash': gemini20Flash,
   'gemini-2.0-flash-lite': gemini20FlashLite,
   'gemini-2.0-flash-exp': gemini20FlashExp,
+  'gemini-2.5-pro': gemini25Pro,
   'gemini-2.5-pro-exp-03-25': gemini25ProExp0325,
   'gemini-2.5-pro-preview-03-25': gemini25ProPreview0325,
+  'gemini-2.5-pro-preview-05-06': gemini25ProPreview0325,
   'gemini-2.5-pro-preview-tts': gemini25ProPreviewTts,
+  'gemini-2.5-flash': gemini25Flash,
   'gemini-2.5-flash-preview-04-17': gemini25FlashPreview0417,
+  'gemini-2.5-flash-lite-preview-06-17': gemini25FlashLitePreview0617,
   'gemini-2.5-flash-preview-tts': gemini25FlashPreviewTts,
 };
 
diff --git a/js/plugins/googleai/src/index.ts b/js/plugins/googleai/src/index.ts
index 4953b84aed..5db2c51df3 100644
--- a/js/plugins/googleai/src/index.ts
+++ b/js/plugins/googleai/src/index.ts
@@ -40,7 +40,6 @@ import {
 import {
   GeminiConfigSchema,
   SUPPORTED_GEMINI_MODELS,
-  SUPPORTED_V15_MODELS,
   defineGoogleAIModel,
   gemini,
   gemini10Pro,
@@ -51,9 +50,12 @@ import {
   gemini20FlashExp,
   gemini20FlashLite,
   gemini20ProExp0205,
+  gemini25Flash,
   gemini25FlashPreview0417,
+  gemini25FlashLitePreview0617,
+  gemini25Pro,
   gemini25ProExp0325,
-  gemini25ProPreview0325,
+  gemini25ProPreview0506,
   type GeminiConfig,
   type GeminiVersionString,
 } from './gemini.js';
@@ -81,8 +83,11 @@ export {
   gemini20FlashLite,
   gemini20ProExp0205,
   gemini25FlashPreview0417,
+  gemini25Flash,
+  gemini25FlashLitePreview0617,
   gemini25ProExp0325,
-  gemini25ProPreview0325,
+  gemini25ProPreview0506,
+  gemini25Pro,
   textEmbedding004,
   textEmbeddingGecko001,
   type GeminiConfig,
@@ -121,7 +126,7 @@ async function initializer(ai: Genkit, options?: PluginOptions) {
   }
 
   if (apiVersions.includes('v1beta')) {
-    Object.keys(SUPPORTED_V15_MODELS).forEach((name) =>
+    Object.keys(SUPPORTED_GEMINI_MODELS).forEach((name) =>
       defineGoogleAIModel({
         ai,
         name,
@@ -133,7 +138,7 @@ async function initializer(ai: Genkit, options?: PluginOptions) {
     );
   }
   if (apiVersions.includes('v1')) {
-    Object.keys(SUPPORTED_V15_MODELS).forEach((name) =>
+    Object.keys(SUPPORTED_GEMINI_MODELS).forEach((name) =>
       defineGoogleAIModel({
         ai,
         name,