[Bug]: Cartesia Synthesizer Initialization Error

[albertlieyingadrian]

Brief Description

Error when initializing cartesia synthesizer

LLM

GPT-4

Transcription Services

Deepgram

Synthesis Services

None

Telephony Services

None

Conversation Type and Platform

real-time streaming with cartesia

Steps to Reproduce

  conversation = StreamingConversation(
      output_device=speaker_output,
      transcriber=DeepgramTranscriber(
          DeepgramTranscriberConfig.from_input_device(
              microphone_input,
              endpointing_config=PunctuationEndpointingConfig(),
              api_key=settings.deepgram_api_key,
          ),
      ),
      agent=ChatGPTAgent(
          ChatGPTAgentConfig(
              openai_api_key=settings.openai_api_key,
              initial_message=BaseMessage(text="What up"),
              prompt_preamble="""The AI is having a pleasant conversation about life""",
          )
      ),
      synthesizer=CartesiaSynthesizer(
          CartesiaSynthesizerConfig(
              api_key=settings.cartesia_api_key,
              voice_id=CARTESIA_VOICE_ID,
              sampling_rate=16000,
              audio_encoding="linear16",
              experimental_voice_controls={
                  "speed": "slow",
                  "emotion": "positivity: high"
              }
          ).from_output_device(speaker_output),
      ),
  )
  await conversation.start()

Expected Behavior

There should be no error at all

Screenshots

[albertlieyingadrian]

The error might be caused by unpublished release (latest is June 17) when replacing cartesia.tts with cartesia (July 3)

949711f

---

[jonleung]

I'm having this issue as well and tried to go in and fix things in the Vocode files but wasn't able to figure it out as more and more errors came out.