--- title: "EmotiVoice vs chatterbox-tts-api" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/netease-youdao-emotivoice-vs-travisvn-chatterbox-tts-api" tools: ["netease-youdao-emotivoice", "travisvn-chatterbox-tts-api"] --- # EmotiVoice vs chatterbox-tts-api *GraphCanon updated Aug 13, 2026* ## Verdict Pick EmotiVoice if emotiVoice is an emotion-driven text-to-speech engine that emphasizes voice diversity and prompt control, allowing users to generate speech with varied emotions and speaking styles; pick chatterbox-tts-api if chatterbox-TTS-API is a locally hosted Python-based text-to-speech API with capabilities similar to ElevenLabs, offering an OpenAI-compatible interface for generating voice-cloned speech. [EmotiVoice](https://github.com/netease-youdao/EmotiVoice) reports 8.5k GitHub stars, 754 forks, and 137 open issues, last pushed Aug 13, 2024. [chatterbox-tts-api](https://chatterboxtts.com) has 666 stars, 152 forks, and 16 open issues, last pushed Dec 23, 2025. Figures are from public GitHub metadata via [EmotiVoice's repository](https://github.com/netease-youdao/EmotiVoice) and [chatterbox-tts-api's repository](https://github.com/travisvn/chatterbox-tts-api). | | [EmotiVoice](/tools/netease-youdao-emotivoice.md) | [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) | | --- | --- | --- | | Tagline | A Multi-Voice and Prompt-Controlled TTS Engine | Local OpenAI-compatible text-to-speech API using Chatterbox | | Stars | 8,501 | 666 | | Forks | 754 | 152 | | Open issues | 137 | 16 | | Language | Python | Python | | Adopt for | EmotiVoice is an emotion-driven text-to-speech engine that emphasizes voice diversity and prompt control, allowing users to generate speech with varied emotions and speaking styles. | Chatterbox-TTS-API is a locally hosted Python-based text-to-speech API with capabilities similar to ElevenLabs, offering an OpenAI-compatible interface for generating voice-cloned speech. | | Persona | - | - | | Runtime | - | - | | License | Apache-2.0 | Chatterbox-TTS-API is distributed under the AGPL-3.0 license, ensuring any modifications or derivative works must be shared openly. | | Categories | Speech & Audio | Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [EmotiVoice](/tools/netease-youdao-emotivoice.md) | [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) | | --- | --- | --- | | Maintenance | Dormant (18%) | Slowing (36%) | | Days since push | 714d | 232d | | Open issues (now) | 137 | 16 | | Full report | [trust report](/tools/netease-youdao-emotivoice/trust.md) | [trust report](/tools/travisvn-chatterbox-tts-api/trust.md) | ## Shared compatibility - **Python**: [EmotiVoice](/tools/netease-youdao-emotivoice.md) - Python runtime; [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) - Python runtime ## Decision facts: EmotiVoice - **Adopt for:** EmotiVoice is an emotion-driven text-to-speech engine that emphasizes voice diversity and prompt control, allowing users to generate speech with varied emotions and speaking styles. ## Decision facts: chatterbox-tts-api - **Requirements:** Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment. - **Adopt for:** Chatterbox-TTS-API is a locally hosted Python-based text-to-speech API with capabilities similar to ElevenLabs, offering an OpenAI-compatible interface for generating voice-cloned speech. - **License detail:** Chatterbox-TTS-API is distributed under the AGPL-3.0 license, ensuring any modifications or derivative works must be shared openly. ## Choose when ### Choose EmotiVoice if… - License: EmotiVoice is Apache-2.0, chatterbox-tts-api is AGPL-3.0. - Tags unique to EmotiVoice: deep-learning, emotion, multispeaker, prompt. - EmotiVoice ships Docker support for self-hosted deployment. - When you need a TTS solution capable of handling multiple speaker voices in a single project ### Choose chatterbox-tts-api if… - License: chatterbox-tts-api is AGPL-3.0, EmotiVoice is Apache-2.0. - Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment.. - Tags unique to chatterbox-tts-api: chatgpt, chatterbox, cuda, docker. - When you need a self-hosted solution that mirrors the functionality of ElevenLabs or other proprietary TTS services and requires compatibility with existing ecosystems like Open WebUI or AnythingLLM. ## When NOT to use EmotiVoice - For setups without access to an NVidia GPU, as EmotiVoice requires one for running its Docker image - When deploying applications that have strict latency requirements and cannot accommodate the startup time of a Docker container or the processing demands of GPU computations ## When NOT to use chatterbox-tts-api - If you require integrations specific to ElevenLabs' proprietary voice models as Chatterbox-TTS-API, despite its capabilities, does not directly support their unique voice libraries. - For users needing a fully managed service without the complexities of local deployment and maintenance, like that offered by cloud-based TTS providers. ## Common questions ### What is the difference between EmotiVoice and chatterbox-tts-api? EmotiVoice: A Multi-Voice and Prompt-Controlled TTS Engine. chatterbox-tts-api: Local OpenAI-compatible text-to-speech API using Chatterbox. See the comparison table for live GitHub stats and shared categories. ### When should I choose EmotiVoice over chatterbox-tts-api? Choose EmotiVoice over chatterbox-tts-api when License: EmotiVoice is Apache-2.0, chatterbox-tts-api is AGPL-3.0; Tags unique to EmotiVoice: deep-learning, emotion, multispeaker, prompt; EmotiVoice ships Docker support for self-hosted deployment; When you need a TTS solution capable of handling multiple speaker voices in a single project. ### When should I choose chatterbox-tts-api over EmotiVoice? Choose chatterbox-tts-api over EmotiVoice when License: chatterbox-tts-api is AGPL-3.0, EmotiVoice is Apache-2.0; Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment.; Tags unique to chatterbox-tts-api: chatgpt, chatterbox, cuda, docker; When you need a self-hosted solution that mirrors the functionality of ElevenLabs or other proprietary TTS services and requires compatibility with existing ecosystems like Open WebUI or AnythingLLM. ### When should I avoid EmotiVoice? For setups without access to an NVidia GPU, as EmotiVoice requires one for running its Docker image When deploying applications that have strict latency requirements and cannot accommodate the startup time of a Docker container or the processing demands of GPU computations ### When should I avoid chatterbox-tts-api? If you require integrations specific to ElevenLabs' proprietary voice models as Chatterbox-TTS-API, despite its capabilities, does not directly support their unique voice libraries. For users needing a fully managed service without the complexities of local deployment and maintenance, like that offered by cloud-based TTS providers. ### Is EmotiVoice or chatterbox-tts-api more popular on GitHub? EmotiVoice has more GitHub stars (8,501 vs 666). Stars measure visibility, not whether either tool fits your constraints. ### Are EmotiVoice and chatterbox-tts-api open source? Yes - both are open-source projects on GitHub (EmotiVoice: Apache-2.0, chatterbox-tts-api: AGPL-3.0). ### Where can I find alternatives to EmotiVoice or chatterbox-tts-api? GraphCanon lists graph-backed alternatives at [EmotiVoice alternatives](/tools/netease-youdao-emotivoice/alternatives) and [chatterbox-tts-api alternatives](/tools/travisvn-chatterbox-tts-api/alternatives) ([EmotiVoice markdown twin](/tools/netease-youdao-emotivoice/alternatives.md), [chatterbox-tts-api markdown twin](/tools/travisvn-chatterbox-tts-api/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/netease-youdao-emotivoice-vs-travisvn-chatterbox-tts-api.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, EmotiVoice or chatterbox-tts-api? EmotiVoice: Dormant. chatterbox-tts-api: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for EmotiVoice and chatterbox-tts-api? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [EmotiVoice trust report](/tools/netease-youdao-emotivoice/trust); [chatterbox-tts-api trust report](/tools/travisvn-chatterbox-tts-api/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=netease-youdao-emotivoice`](/api/graphcanon/graph?tool=netease-youdao-emotivoice) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_