# Fish Audio (/en/ai/models/tts/fish-audio)

> For AI agents: see the complete documentation index at [llms.txt](/llms.txt).

Fish Audio provides text-to-speech (TTS) with flexible models and high-quality synthetic voices.

<CalloutContainer type="info">
  <CalloutTitle>
    Info
  </CalloutTitle>

  <CalloutDescription>
    This integration is fully supported for use with Conversational AI Engine. While it has completed functional validation, it is newer to the platform, and additional provider-specific edge cases may be identified as usage scales across a broader range of applications and workloads.
  </CalloutDescription>
</CalloutContainer>

### Sample configuration [#sample-configuration]

The following examples show how to configure Fish Audio TTS when starting a conversational AI agent.

<Tabs defaultValue="python" groupId="ai-sdk-language">
  <TabsList>
    <TabsTrigger value="python">
      Python SDK
    </TabsTrigger>

    <TabsTrigger value="typescript">
      TypeScript SDK
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    <TabsTrigger value="go">
      Go SDK
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    <TabsTrigger value="rest-api">
      REST API
    </TabsTrigger>
  </TabsList>

  <TabsContent value="python">
    ```python
    from agora_agent import Agent
    from agora_agent.agentkit.vendors import FishAudioTTS

    # client is your configured Agora client
    agent = (
        Agent(client)
        .with_stt(...)  # configure your STT vendor
        .with_llm(...)  # configure your LLM vendor
        .with_tts(FishAudioTTS(
            key='your-fishaudio-key',
            reference_id='<voice_model_id>',
            backend='speech-1.5',
        ))
    )
    ```
  </TabsContent>

  <TabsContent value="typescript">
    ```typescript
    import { Agent, FishAudioTTS } from 'agora-agents';

    // client is your configured Agora client
    const agent = new Agent({ client })
      .withStt(/* configure your STT vendor */)
      .withLlm(/* configure your LLM vendor */)
      .withTts(new FishAudioTTS({
        key: 'your-fishaudio-key',
        referenceId: '<voice_model_id>',
        backend: 'speech-1.5',
      }));
    ```
  </TabsContent>

  <TabsContent value="go">
    ```go
    import "github.com/AgoraIO/agora-agents-go/v2/agentkit/vendors"

    // client is your configured Agora client
    agent := agentkit.NewAgent(client).WithStt(/* configure your STT vendor */).
      WithLlm(/* configure your LLM vendor */).
      WithTts(
        vendors.NewFishAudioTTS(vendors.FishAudioTTSOptions{
            Key:         "your-fishaudio-key",
            ReferenceID: "<voice_model_id>",
            Backend:     "speech-1.5",
        }),
    )
    ```
  </TabsContent>

  <TabsContent value="rest-api">
    Use the following `tts` configuration in your request:

    ```json
    "tts": {
      "vendor": "fishaudio",
      "params": {
        "api_key": "<fishaudio_key>",
        "reference_id": "<voice_model_id>",
        "backend": "speech-1.5"
      }
    }
    ```
  </TabsContent>
</Tabs>

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  <CalloutTitle>
    Caution
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  <CalloutDescription>
    The parameters listed on this page are validated for use with Conversational AI Engine. Required parameters must be provided as documented. Any additional parameters are passed through directly to the underlying vendor without validation. For a full list of supported options, refer to the [Fish Audio documentation](https://docs.fish.audio/sdk-reference/python/api-reference).
  </CalloutDescription>
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### Key parameters [#key-parameters]

<ParameterList title="params" required="true">
  <Parameter name="api_key" type="string" required="true">
    The Fish Audio API key used to authenticate requests. You must provide a valid key for the service to function.
  </Parameter>

  <Parameter name="reference_id" type="string" required="true">
    The identifier of the voice model to use for speech synthesis.
  </Parameter>

  <Parameter name="backend" type="string" required="true">
    The backend model version to use. For example, `speech-1.5`.
  </Parameter>
</ParameterList>