--- title: "voice-pro vs chatterbox-tts-api" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/abus-aikorea-voice-pro-vs-travisvn-chatterbox-tts-api" tools: ["abus-aikorea-voice-pro", "travisvn-chatterbox-tts-api"] --- # voice-pro vs chatterbox-tts-api *GraphCanon updated Aug 13, 2026* ## Verdict Pick voice-pro if voice-Pro utilizes Gradio WebUI to offer TTS engines, zero-shot voice cloning, audio processing tools, with YouTube downloading and vocal isolation features; 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. [voice-pro](https://www.wctokyoseoul.com) reports 11k GitHub stars, 1.7k forks, and 56 open issues, last pushed Jul 13, 2026. [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 [voice-pro's repository](https://github.com/abus-aikorea/voice-pro) and [chatterbox-tts-api's repository](https://github.com/travisvn/chatterbox-tts-api). | | [voice-pro](/tools/abus-aikorea-voice-pro.md) | [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) | | --- | --- | --- | | Tagline | Gradio WebUI for TTS and voice cloning with audio processing capabilities | Local OpenAI-compatible text-to-speech API using Chatterbox | | Stars | 11,348 | 666 | | Forks | 1,663 | 152 | | Open issues | 56 | 16 | | Language | Python | Python | | Adopt for | Voice-Pro utilizes Gradio WebUI to offer TTS engines, zero-shot voice cloning, audio processing tools, with YouTube downloading and vocal isolation features. | 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 | GPL-3.0 | 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._ | | [voice-pro](/tools/abus-aikorea-voice-pro.md) | [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) | | --- | --- | --- | | Maintenance | Active (82%) | Slowing (36%) | | Days since push | 16d | 232d | | Open issues (now) | 56 | 16 | | Full report | [trust report](/tools/abus-aikorea-voice-pro/trust.md) | [trust report](/tools/travisvn-chatterbox-tts-api/trust.md) | ## Shared compatibility - **Python**: [voice-pro](/tools/abus-aikorea-voice-pro.md) - Python runtime; [chatterbox-tts-api](/tools/travisvn-chatterbox-tts-api.md) - Python runtime ## Decision facts: voice-pro - **Adopt for:** Voice-Pro utilizes Gradio WebUI to offer TTS engines, zero-shot voice cloning, audio processing tools, with YouTube downloading and vocal isolation features. ## 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 voice-pro if… - License: voice-pro is GPL-3.0, chatterbox-tts-api is AGPL-3.0. - Tags unique to voice-pro: audiobook, faster-whisper, gradio, karaoke. - For multilingual audiobook creation with integrated translation capabilities ### Choose chatterbox-tts-api if… - License: chatterbox-tts-api is AGPL-3.0, voice-pro is GPL-3.0. - Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment.. - Tags unique to chatterbox-tts-api: ai, chatgpt, chatterbox, cuda. - 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 voice-pro - For users prioritizing a fully offline experience due to the need for internet access during model download and use - If only basic speech synthesis without advanced voice cloning or audio processing is required, as Voice-Pro supports more complex workflows ## 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 voice-pro and chatterbox-tts-api? voice-pro: Gradio WebUI for TTS and voice cloning with audio processing capabilities. 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 voice-pro over chatterbox-tts-api? Choose voice-pro over chatterbox-tts-api when License: voice-pro is GPL-3.0, chatterbox-tts-api is AGPL-3.0; Tags unique to voice-pro: audiobook, faster-whisper, gradio, karaoke; For multilingual audiobook creation with integrated translation capabilities. ### When should I choose chatterbox-tts-api over voice-pro? Choose chatterbox-tts-api over voice-pro when License: chatterbox-tts-api is AGPL-3.0, voice-pro is GPL-3.0; Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment.; Tags unique to chatterbox-tts-api: ai, chatgpt, chatterbox, cuda; 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 voice-pro? For users prioritizing a fully offline experience due to the need for internet access during model download and use If only basic speech synthesis without advanced voice cloning or audio processing is required, as Voice-Pro supports more complex workflows ### 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 voice-pro or chatterbox-tts-api more popular on GitHub? voice-pro has more GitHub stars (11,348 vs 666). Stars measure visibility, not whether either tool fits your constraints. ### Are voice-pro and chatterbox-tts-api open source? Yes - both are open-source projects on GitHub (voice-pro: GPL-3.0, chatterbox-tts-api: AGPL-3.0). ### Where can I find alternatives to voice-pro or chatterbox-tts-api? GraphCanon lists graph-backed alternatives at [voice-pro alternatives](/tools/abus-aikorea-voice-pro/alternatives) and [chatterbox-tts-api alternatives](/tools/travisvn-chatterbox-tts-api/alternatives) ([voice-pro markdown twin](/tools/abus-aikorea-voice-pro/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/abus-aikorea-voice-pro-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, voice-pro or chatterbox-tts-api? voice-pro: Active. 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 voice-pro and chatterbox-tts-api? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [voice-pro trust report](/tools/abus-aikorea-voice-pro/trust); [chatterbox-tts-api trust report](/tools/travisvn-chatterbox-tts-api/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=abus-aikorea-voice-pro`](/api/graphcanon/graph?tool=abus-aikorea-voice-pro) - 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/_