--- title: "Chatterbox-TTS-Server vs metavoice-src" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/devnen-chatterbox-tts-server-vs-metavoiceio-metavoice-src" tools: ["devnen-chatterbox-tts-server", "metavoiceio-metavoice-src"] --- # Chatterbox-TTS-Server vs metavoice-src *GraphCanon updated Jul 30, 2026* ## Verdict Pick Chatterbox-TTS-Server if chatterbox-TTS-Server: Self-hostable TTS solution with Web UI, APIs, voice cloning, and large-scale text support across CUDA, ROCm, CPU; pick metavoice-src if metavoice-src is an AI-driven repository focused on producing human-like expressive text-to-speech (TTS) systems using deep learning and PyTorch, with specific requirements such as minimum 12GB GPU VRAM. [Chatterbox-TTS-Server](https://colab.research.google.com/github/devnen/Chatterbox-TTS-Server/blob/main/Chatterbox_TTS_Colab_Demo.ipynb) reports 1.4k GitHub stars, 333 forks, and 45 open issues, last pushed May 26, 2026. [metavoice-src](https://themetavoice.xyz/) has 4.2k stars, 693 forks, and 64 open issues, last pushed Jul 30, 2024. Figures are from public GitHub metadata via [Chatterbox-TTS-Server's repository](https://github.com/devnen/Chatterbox-TTS-Server) and [metavoice-src's repository](https://github.com/metavoiceio/metavoice-src). | | [Chatterbox-TTS-Server](/tools/devnen-chatterbox-tts-server.md) | [metavoice-src](/tools/metavoiceio-metavoice-src.md) | | --- | --- | --- | | Tagline | Self-host the Chatterbox TTS model with a user-friendly Web UI and flexible API endpoints | Foundational model for human-like, expressive TTS | | Stars | 1,379 | 4,203 | | Forks | 333 | 693 | | Open issues | 45 | 64 | | Language | Python | Python | | Adopt for | Chatterbox-TTS-Server: Self-hostable TTS solution with Web UI, APIs, voice cloning, and large-scale text support across CUDA, ROCm, CPU. | Metavoice-src is an AI-driven repository focused on producing human-like expressive text-to-speech (TTS) systems using deep learning and PyTorch, with specific requirements such as minimum 12GB GPU VRAM. | | Persona | - | - | | Runtime | - | - | | License | MIT License, open-source with permissive terms for modification and distribution. | Apache-2.0 | | Categories | Speech & Audio | Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [Chatterbox-TTS-Server](/tools/devnen-chatterbox-tts-server.md) | [metavoice-src](/tools/metavoiceio-metavoice-src.md) | | --- | --- | --- | | Maintenance | Steady (60%) | Dormant (18%) | | Days since push | 64d | 728d | | Open issues (now) | 45 | 64 | | Owner type | User | Organization | | Full report | [trust report](/tools/devnen-chatterbox-tts-server/trust.md) | [trust report](/tools/metavoiceio-metavoice-src/trust.md) | ## Shared compatibility - **Python**: [Chatterbox-TTS-Server](/tools/devnen-chatterbox-tts-server.md) - Python runtime; [metavoice-src](/tools/metavoiceio-metavoice-src.md) - Python runtime ## Decision facts: Chatterbox-TTS-Server - **Requirements:** Python 3.10 needed for pre-built wheels; avoid Python >=3.11 due to lack of support.; Ensure hardware and driver meets the Hardware Compatibility Matrix requirements. - **Adopt for:** Chatterbox-TTS-Server: Self-hostable TTS solution with Web UI, APIs, voice cloning, and large-scale text support across CUDA, ROCm, CPU. - **License detail:** MIT License, open-source with permissive terms for modification and distribution. ## Decision facts: metavoice-src - **Adopt for:** Metavoice-src is an AI-driven repository focused on producing human-like expressive text-to-speech (TTS) systems using deep learning and PyTorch, with specific requirements such as minimum 12GB GPU VRAM. ## Choose when ### Choose Chatterbox-TTS-Server if… - License: Chatterbox-TTS-Server is MIT, metavoice-src is Apache-2.0. - Requirements: Python 3.10 needed for pre-built wheels; avoid Python >=3.11 due to lack of support.; Ensure hardware and driver meets the Hardware Compatibility Matrix requirements.. - Tags unique to Chatterbox-TTS-Server: api-server, audio-generation, chatterbox, cuda. - You need a self-hosted Text-to-Speech service that supports advanced features like voice cloning. ### Choose metavoice-src if… - License: metavoice-src is Apache-2.0, Chatterbox-TTS-Server is MIT. - Tags unique to metavoice-src: deep-learning, speech, speech-synthesis, text-to-speech. - When aiming for high-fidelity human-like TTS quality leveraging advanced deep learning approaches ## When NOT to use Chatterbox-TTS-Server - When only pre-built wheels and no flexibility with Python versions is required (strictly follows Python 3.10). - If your hardware or OS lacks support detailed in the compatibility matrix, like unsupported GPUs/CPU setups. - For projects requiring minimal dependencies without manual handling of installation intricacies. ## When NOT to use metavoice-src - For users lacking a GPU with at least 12GB VRAM - Without Python version 3.10 to 3.12, metavoice-src might not function properly ## Common questions ### What is the difference between Chatterbox-TTS-Server and metavoice-src? Chatterbox-TTS-Server: Self-host the Chatterbox TTS model with a user-friendly Web UI and flexible API endpoints. metavoice-src: Foundational model for human-like, expressive TTS. See the comparison table for live GitHub stats and shared categories. ### When should I choose Chatterbox-TTS-Server over metavoice-src? Choose Chatterbox-TTS-Server over metavoice-src when License: Chatterbox-TTS-Server is MIT, metavoice-src is Apache-2.0; Requirements: Python 3.10 needed for pre-built wheels; avoid Python >=3.11 due to lack of support.; Ensure hardware and driver meets the Hardware Compatibility Matrix requirements.; Tags unique to Chatterbox-TTS-Server: api-server, audio-generation, chatterbox, cuda; You need a self-hosted Text-to-Speech service that supports advanced features like voice cloning. ### When should I choose metavoice-src over Chatterbox-TTS-Server? Choose metavoice-src over Chatterbox-TTS-Server when License: metavoice-src is Apache-2.0, Chatterbox-TTS-Server is MIT; Tags unique to metavoice-src: deep-learning, speech, speech-synthesis, text-to-speech; When aiming for high-fidelity human-like TTS quality leveraging advanced deep learning approaches. ### When should I avoid Chatterbox-TTS-Server? When only pre-built wheels and no flexibility with Python versions is required (strictly follows Python 3.10). If your hardware or OS lacks support detailed in the compatibility matrix, like unsupported GPUs/CPU setups. For projects requiring minimal dependencies without manual handling of installation intricacies. ### When should I avoid metavoice-src? For users lacking a GPU with at least 12GB VRAM Without Python version 3.10 to 3.12, metavoice-src might not function properly ### Is Chatterbox-TTS-Server or metavoice-src more popular on GitHub? metavoice-src has more GitHub stars (4,203 vs 1,379). Stars measure visibility, not whether either tool fits your constraints. ### Are Chatterbox-TTS-Server and metavoice-src open source? Yes - both are open-source projects on GitHub (Chatterbox-TTS-Server: MIT, metavoice-src: Apache-2.0). ### Where can I find alternatives to Chatterbox-TTS-Server or metavoice-src? GraphCanon lists graph-backed alternatives at [Chatterbox-TTS-Server alternatives](/tools/devnen-chatterbox-tts-server/alternatives) and [metavoice-src alternatives](/tools/metavoiceio-metavoice-src/alternatives) ([Chatterbox-TTS-Server markdown twin](/tools/devnen-chatterbox-tts-server/alternatives.md), [metavoice-src markdown twin](/tools/metavoiceio-metavoice-src/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/devnen-chatterbox-tts-server-vs-metavoiceio-metavoice-src.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, Chatterbox-TTS-Server or metavoice-src? Chatterbox-TTS-Server: Steady. metavoice-src: Dormant. 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 Chatterbox-TTS-Server and metavoice-src? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [Chatterbox-TTS-Server trust report](/tools/devnen-chatterbox-tts-server/trust); [metavoice-src trust report](/tools/metavoiceio-metavoice-src/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=devnen-chatterbox-tts-server`](/api/graphcanon/graph?tool=devnen-chatterbox-tts-server) - 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/_