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import { honoServer } from "@voltagent/server-hono";
import { OpenAIVoiceProvider } from "@voltagent/voice";
const voiceProvider = new OpenAIVoiceProvider({
apiKey: process.env.OPENAI_API_KEY,
voice: "nova", // alloy, echo, fable, onyx, nova, shimmer
ttsModel: "tts-1", // or tts-1-hd for higher quality
});
const agent = new Agent({
name: "Voice Assistant",
instructions: "A helpful voice-enabled assistant",
model: openai("gpt-4o-mini"),
voice: voiceProvider,
});
new VoltAgent({
agents: { agent },
server: honoServer({ port: 3141 }),
});
```
## Text-to-Speech (Speak)
```typescript
// Generate speech from text
const audioStream = await agent.voice?.speak("Hello! How can I help you today?", { speed: 1.0 });
// Save to file
import { createWriteStream } from "node:fs";
audioStream?.pipe(createWriteStream("output.mp3"));
```
## Speech-to-Text (Listen)
```typescript
import { createReadStream } from "node:fs";
// Transcribe audio file
const audioFile = createReadStream("input.mp3");
const text = await agent.voice?.listen(audioFile, {
language: "en",
});
console.log("Transcribed:", text);
```
## Available Voices
```typescript
const voices = await agent.voice?.getVoices();
console.log("Available voices:", voices);
```
## Event Listeners
```typescript
voiceProvider.on("speaking", (event) => {
console.log(`Speaking: ${event.text.substring(0, 50)}...`);
});
voiceProvider.on("listening", () => {
console.log("Listening to audio...");
});
voiceProvider.on("error", (error) => {
console.error("Voice error:", error.message);
});
```
## ElevenLabs Provider
```typescript
import { ElevenLabsVoiceProvider } from "@voltagent/voice";
const voiceProvider = new ElevenLabsVoiceProvider({
apiKey: process.env.ELEVENLABS_API_KEY,
voiceId: "your-voice-id",
});
```
## Full Example
See the complete examples:
- [with-voice-openai on GitHub](https://github.com/VoltAgent/voltagent/tree/main/examples/with-voice-openai)
- [with-voice-elevenlabs on GitHub](https://github.com/VoltAgent/voltagent/tree/main/examples/with-voice-elevenlabs)
<|endoftext|>
# source: VoltAgent__voltagent/website/recipes/recipe-creator.md type: docs
---
id: recipe-creator
slug: recipe-generator
title: AI Recipe Generator Agent
description: Intelligent recipe recommendation system with MCP.
repository: https://github.com/VoltAgent/voltagent/tree/main/examples/with-recipe-generator
---
<YouTubeEmbed url="https://youtu.be/KjV1c6AhlfY" title="AI Recipe Generator Agent Demo" />