diff --git a/examples/SomeFileToSave.pdf b/examples/ai/SomeFileToSave.pdf
similarity index 100%
rename from examples/SomeFileToSave.pdf
rename to examples/ai/SomeFileToSave.pdf
diff --git a/examples/assistant-with-search-index.ts b/examples/ai/assistant-with-search-index.ts
similarity index 63%
rename from examples/assistant-with-search-index.ts
rename to examples/ai/assistant-with-search-index.ts
index 0b529935..5b4d7991 100644
--- a/examples/assistant-with-search-index.ts
+++ b/examples/ai/assistant-with-search-index.ts
@@ -16,6 +16,7 @@ import { initOperationSdk } from '@yandex-cloud/nodejs-sdk/sdk/operation';
 
 import { readFile } from 'fs/promises';
 import { ExpirationConfig_ExpirationPolicy } from '@yandex-cloud/nodejs-sdk/proto/ai/common/common';
+import { Message } from '@yandex-cloud/nodejs-sdk/ai-assistants-v1/threads/message';
 
 dotenv.config({ path: path.resolve(__dirname, '.env') });
 
@@ -41,8 +42,9 @@ const session = new Session({ iamToken });
 
 const createFile = async () => {
     const fileSdk = initFileSdk(session);
+    const filePath = 'examples/assistants/SomeFileToSave.pdf';
 
-    const fileToSaveContent = await readFile('./SomeFileToSave.pdf', {
+    const fileToSaveContent = await readFile(filePath, {
         encoding: 'binary',
     });
 
@@ -53,6 +55,8 @@ const createFile = async () => {
         expirationConfig,
         mimeType: 'application/pdf',
         content,
+        name: 'SomeFileToSave from example',
+        labels: { fileName: 'SomeFileToSave', filePath },
     });
 
     return file;
@@ -64,6 +68,11 @@ const createSearchIndex = async (fileId: string) => {
     const createSearchIndexOperation = await searchIndexSdk.create({
         folderId,
         fileIds: [fileId],
+        textSearchIndex: {
+            chunkingStrategy: {
+                staticStrategy: { chunkOverlapTokens: 300, maxChunkSizeTokens: 700 },
+            },
+        },
         expirationConfig,
     });
 
@@ -79,7 +88,22 @@ const createAssistantWithSearchIndex = async (searchIndexId: string) => {
     const assistant = await assistantSdk.create({
         folderId,
         modelId: 'yandexgpt/latest',
-        tools: [{ searchIndex: { searchIndexIds: [searchIndexId] } }],
+        name: 'Assistant from examples',
+        instruction: `Ты — помощник по внутренней документации компании.
+Отвечай вежливо.
+Если информация не содержится в документах ниже, не придумывай ответ.
+`,
+        tools: [
+            {
+                searchIndex: {
+                    searchIndexIds: [searchIndexId],
+                    // https://yandex.cloud/ru/docs/foundation-models/concepts/assistant/rephraser
+                    rephraserOptions: {
+                        rephraserUri: `gpt://${folderId}/rephraser/latest`,
+                    },
+                },
+            },
+        ],
     });
 
     return assistant;
@@ -87,17 +111,23 @@ const createAssistantWithSearchIndex = async (searchIndexId: string) => {
 
 (async function () {
     const file = await createFile();
-    console.log(file);
+    console.log('File:\n');
+    console.log(JSON.stringify(file, undefined, 4));
+    console.log('\n');
 
     const searchIndex = await createSearchIndex(file.id);
 
     const assistant = await createAssistantWithSearchIndex(searchIndex.id);
-    console.log(assistant);
+    console.log('Assistant:\n');
+    console.log(JSON.stringify(assistant, undefined, 4));
+    console.log('\n');
 
     const threadSdk = initThreadSdk(session);
-    const thread = await threadSdk.create({ folderId, name: '' }).withSdk();
+    const thread = await threadSdk.create({ folderId, name: 'Thread from example' }).withSdk();
 
-    console.log(thread);
+    console.log('Thread:\n');
+    console.log(JSON.stringify(await thread.data, undefined, 4));
+    console.log('\n');
 
     const asyncIterableStreamEvent = await thread
         .sendMessage({
@@ -105,6 +135,7 @@ const createAssistantWithSearchIndex = async (searchIndexId: string) => {
         })
         .getAssistantResponse(assistant);
 
+    let completedMessage: Message | undefined;
     for await (const streamEvent of asyncIterableStreamEvent) {
         console.log('\n---------------------\n');
 
@@ -115,9 +146,14 @@ const createAssistantWithSearchIndex = async (searchIndexId: string) => {
         }
 
         if (streamEvent.completedMessage) {
+            completedMessage = streamEvent.completedMessage;
             console.log('Completed message:\n');
             console.log(MessageSdk.messageContentToString(streamEvent.completedMessage.content));
             console.log('\n');
         }
     }
+
+    console.log('Completed Message:\n');
+    console.log(JSON.stringify(completedMessage, undefined, 4));
+    console.log('\n');
 })();
diff --git a/examples/chat-with-assistant-sdk.ts b/examples/ai/chat-with-assistant-sdk.ts
similarity index 100%
rename from examples/chat-with-assistant-sdk.ts
rename to examples/ai/chat-with-assistant-sdk.ts
diff --git a/examples/chat-with-assistant.ts b/examples/ai/chat-with-assistant.ts
similarity index 100%
rename from examples/chat-with-assistant.ts
rename to examples/ai/chat-with-assistant.ts
diff --git a/examples/generate-image-sdk.ts b/examples/ai/generate-image-sdk.ts
similarity index 94%
rename from examples/generate-image-sdk.ts
rename to examples/ai/generate-image-sdk.ts
index ed3f2c68..8d039c33 100644
--- a/examples/generate-image-sdk.ts
+++ b/examples/ai/generate-image-sdk.ts
@@ -5,7 +5,6 @@ import { writeFile } from 'fs';
 import { Session } from '@yandex-cloud/nodejs-sdk/dist/session';
 
 import { initOperationSdk } from '@yandex-cloud/nodejs-sdk/sdk/operation';
-import { imageGeneration } from '@yandex-cloud/nodejs-sdk/ai-foundation_models-v1';
 import { initImageGenerationSdk } from '@yandex-cloud/nodejs-sdk/sdk/ai-foundation_models-v1';
 
 dotenv.config({ path: path.resolve(__dirname, '.env') });
@@ -34,6 +33,7 @@ const folderId = getEnv('YC_FOLDER_ID');
         folderId,
         modelId: 'yandex-art',
         generationOptions: {
+            seed: Math.random(),
             mimeType: 'image/jpeg',
         },
         messages: [{ text: 'Three cats', weight: 1 }],
diff --git a/examples/save-file-for-ai.ts b/examples/ai/save-file-for-ai.ts
similarity index 100%
rename from examples/save-file-for-ai.ts
rename to examples/ai/save-file-for-ai.ts
diff --git a/examples/package-lock.json b/examples/package-lock.json
index e9432593..b87d5eb5 100644
--- a/examples/package-lock.json
+++ b/examples/package-lock.json
@@ -20,12 +20,12 @@
     },
     "..": {
       "name": "@yandex-cloud/nodejs-sdk",
-      "version": "3.0.0-alpha.11",
+      "version": "3.0.0-beta.1",
       "license": "MIT",
       "dependencies": {
         "@grpc/grpc-js": "^1.6.12",
         "abort-controller-x": "^0.4.1",
-        "axios": "^0.28.0",
+        "axios": "^1.8.2",
         "jsonwebtoken": "^9.0.0",
         "lodash": "^4.17.21",
         "log4js": "^6.4.0",
@@ -78,7 +78,7 @@
         "webpack-cli": "^5.1.4"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=22.15.0"
       }
     },
     "node_modules/@cspotcode/source-map-support": {
@@ -478,7 +478,7 @@
         "@typescript-eslint/parser": "^5.7.0",
         "@webpack-cli/generators": "^3.0.7",
         "abort-controller-x": "^0.4.1",
-        "axios": "^0.28.0",
+        "axios": "^1.8.2",
         "cross-env": "^7.0.3",
         "eslint": "^8.57.1",
         "eslint-config-airbnb-base": "^15.0.0",
diff --git a/examples/tsconfig.json b/examples/tsconfig.json
index 855f23a6..aca691ed 100644
--- a/examples/tsconfig.json
+++ b/examples/tsconfig.json
@@ -1,4 +1,4 @@
 {
   "extends": "../tsconfig.json",
-  "include": ["./*.ts", "stream-stt/index.ts"]
+  "include": ["./**/*.ts", "stream-stt/index.ts"]
 }
diff --git a/src/sdk/ai-assistants-v1/messageSdk.ts b/src/sdk/ai-assistants-v1/messageSdk.ts
index 05410b56..25814bc5 100644
--- a/src/sdk/ai-assistants-v1/messageSdk.ts
+++ b/src/sdk/ai-assistants-v1/messageSdk.ts
@@ -25,7 +25,7 @@ export class MessageSdk {
         this.messageClient = session.client(MessageServiceClient, endpoint);
     }
 
-    static getMessageContent(...args: string[]): TypeFromProtoc<MessageContent> {
+    static getMessageContent(...args: string[]): TypeFromProtoc<MessageContent, 'content'> {
         return { content: args.map((content) => ({ text: { content } })) };
     }