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Documentation Index

Fetch the complete documentation index at: https://docs.cartesia.ai/llms.txt

Use this file to discover all available pages before exploring further.

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sonic-20260503

Adds support for Sonic 3.5.sonic-20260503 is the minimum release tag required to deploy Sonic 3.5. Use model_id: "azure-disco" in your TTS worker and requests to route to Sonic 3.5.

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sonic-20260310

New POST /onprem/add-voices endpoint to migrate voices from the Cartesia cloud to your self-hosted deployment. Supports up to 50 voices per request.See Managing Artifacts for details.
New POST /onprem/add-pdict endpoint to migrate pronunciation dictionaries from the Cartesia cloud to your self-hosted deployment. Supports up to 50 dictionaries per request.See Managing Artifacts for details.
New artifacts (voices, migration files) are picked up automatically without requiring a rollout. Enabled by default.
enable_hot_reload = false  # to disable
Hot reload does not support PVC voices. Migrations with include_loras: true require a restart of the worker pods.