Hello Google AI Team,
I am requesting to have my Google Cloud Project allowlisted for the Vertex AI Gemini Text-to-Speech / Audio Output capabilities (responseModalities: ["AUDIO"]).
I am currently migrating my workflows over to Vertex AI to build content-generation tools, but I am receiving the 400 Bad Request: You are not allowlisted to request audio output error.
Project Details:
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Project ID: ai-voice-49381.
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Project Number: 3548580891..
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Region: us-central1
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Models Requested:
gemini-2.5-pro-preview-tts,gemini-2.5-flash-preview-tts,gemini-3.1-flash-tts-preview -
Primary Use Case: Text-to-Speech audiobook and long-form storytelling voice processing.
Could you please review and add this project to the allowlist?
Thank you!