Comparison
ChatTTS vs Chatterbox-TTS-Server
Verdict
Pick ChatTTS if chatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English; 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.
Markdown twin · ChatTTS alternatives · Chatterbox-TTS-Server alternatives
GraphCanon updated 5d
vs
Trust & integrity
| Signal | ChatTTS | Chatterbox-TTS-Server |
|---|---|---|
| Maintenance | Slowing (127d since push) As of 5d · github_public_v1 | Steady (64d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 5d · github_public_v1 | Not a fork · Personal account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | Published findings As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- ChatTTS
- A generative speech model for daily dialogue
- Chatterbox-TTS-Server
- Self-host the Chatterbox TTS model with a user-friendly Web UI and flexible API endpoints
Stars
- ChatTTS
- 40k
- Chatterbox-TTS-Server
- 1.4k
Forks
- ChatTTS
- 4.3k
- Chatterbox-TTS-Server
- 333
Open issues
- ChatTTS
- 60
- Chatterbox-TTS-Server
- 45
Language
- ChatTTS
- Python
- Chatterbox-TTS-Server
- Python
Adopt for
- ChatTTS
- ChatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English.
- Chatterbox-TTS-Server
- Chatterbox-TTS-Server: Self-hostable TTS solution with Web UI, APIs, voice cloning, and large-scale text support across CUDA, ROCm, CPU.
Persona
- ChatTTS
- -
- Chatterbox-TTS-Server
- -
Runtime
- ChatTTS
- -
- Chatterbox-TTS-Server
- -
License
- ChatTTS
- Licensed under AGPL-3.0, which allows for free use, distribution, and modification as long as these rights are maintained in derivative works.
- Chatterbox-TTS-Server
- MIT License, open-source with permissive terms for modification and distribution.
Last pushed
- ChatTTS
- Apr 10, 2026
- Chatterbox-TTS-Server
- May 26, 2026
Categories
- ChatTTS
- AI Agents, Speech & Audio
- Chatterbox-TTS-Server
- Speech & Audio
Trust and health
Maintenance
- ChatTTS
- Slowing (36%)
- Chatterbox-TTS-Server
- Steady (60%)
Days since push
- ChatTTS
- 127d
- Chatterbox-TTS-Server
- 64d
Open issues (now)
- ChatTTS
- 60
- Chatterbox-TTS-Server
- 45
Stars delta
- ChatTTS
- +140 (30d)
- Chatterbox-TTS-Server
- Unknown
Open issues delta
- ChatTTS
- -1 (30d)
- Chatterbox-TTS-Server
- Unknown
Owner type
- ChatTTS
- Organization
- Chatterbox-TTS-Server
- User
OSV dependency advisories
- ChatTTS
- No lockfile (source not queried)
- Chatterbox-TTS-Server
- Published findings
Full report
- ChatTTS
- Trust report
- Chatterbox-TTS-Server
- Trust report
Shared compatibility
- Python · ChatTTS: Python runtime · Chatterbox-TTS-Server: Python runtime
Choose ChatTTS if…
- License: ChatTTS is AGPL-3.0, Chatterbox-TTS-Server is MIT.
- Requirements: Python-based implementation means that familiarity with Python is necessary for effective use..
- Tags unique to ChatTTS: agent, chatgpt, chattts, chinese language.
- Also covers AI Agents.
- Use ChatTTS when you require text-to-speech functionality for daily dialogue applications, especially those involving Chinese or English languages.
When NOT to use ChatTTS
- Avoid using ChatTTS in environments where the speech generation model is expected to handle complex technical jargon or specialized vocabulary, as it's optimized for daily conversation.
- Do not use ChatTTS if your project requires the integration of more than two languages simultaneously due to its current support for only Chinese and English.
Choose Chatterbox-TTS-Server if…
- License: Chatterbox-TTS-Server is MIT, ChatTTS is AGPL-3.0.
- 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: ai, api-server, audio-generation, chatterbox.
- Chatterbox-TTS-Server ships Docker support for self-hosted deployment.
- You need a self-hosted Text-to-Speech service that supports advanced features like voice cloning.
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.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (2noise/ChatTTS) · observed Aug 16, 2026
- GitHub forks (2noise/ChatTTS) · observed Aug 16, 2026
- Last push (2noise/ChatTTS) · observed Apr 10, 2026
- License file (AGPL-3.0) · observed Aug 16, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (devnen/Chatterbox-TTS-Server) · observed Jul 30, 2026
- GitHub forks (devnen/Chatterbox-TTS-Server) · observed Jul 30, 2026
- Last push (devnen/Chatterbox-TTS-Server) · observed May 26, 2026
- License file (MIT) · observed Jul 30, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: ChatTTS 40k · Chatterbox-TTS-Server 1.4k (synced Aug 16, 2026).
Common questions
- What is the difference between ChatTTS and Chatterbox-TTS-Server?
- ChatTTS: A generative speech model for daily dialogue. Chatterbox-TTS-Server: Self-host the Chatterbox TTS model with a user-friendly Web UI and flexible API endpoints. See the comparison table for live GitHub stats and shared categories.
- When should I choose ChatTTS over Chatterbox-TTS-Server?
- Choose ChatTTS over Chatterbox-TTS-Server when License: ChatTTS is AGPL-3.0, Chatterbox-TTS-Server is MIT; Requirements: Python-based implementation means that familiarity with Python is necessary for effective use.; Tags unique to ChatTTS: agent, chatgpt, chattts, chinese language; Also covers AI Agents; Use ChatTTS when you require text-to-speech functionality for daily dialogue applications, especially those involving Chinese or English languages.
- When should I choose Chatterbox-TTS-Server over ChatTTS?
- Choose Chatterbox-TTS-Server over ChatTTS when License: Chatterbox-TTS-Server is MIT, ChatTTS is AGPL-3.0; 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: ai, api-server, audio-generation, chatterbox; Chatterbox-TTS-Server ships Docker support for self-hosted deployment; You need a self-hosted Text-to-Speech service that supports advanced features like voice cloning.
- When should I avoid ChatTTS?
- Avoid using ChatTTS in environments where the speech generation model is expected to handle complex technical jargon or specialized vocabulary, as it's optimized for daily conversation. Do not use ChatTTS if your project requires the integration of more than two languages simultaneously due to its current support for only Chinese and English.
- 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.
- Is ChatTTS or Chatterbox-TTS-Server more popular on GitHub?
- ChatTTS has more GitHub stars (39,768 vs 1,379). Stars measure visibility, not whether either tool fits your constraints.
- Are ChatTTS and Chatterbox-TTS-Server open source?
- Yes - both are open-source projects on GitHub (ChatTTS: AGPL-3.0, Chatterbox-TTS-Server: MIT).
- Where can I find alternatives to ChatTTS or Chatterbox-TTS-Server?
- GraphCanon lists graph-backed alternatives at ChatTTS alternatives and Chatterbox-TTS-Server alternatives (ChatTTS markdown twin, Chatterbox-TTS-Server markdown twin), 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 mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, ChatTTS or Chatterbox-TTS-Server?
- ChatTTS: Slowing. Chatterbox-TTS-Server: Steady. 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 ChatTTS and Chatterbox-TTS-Server?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ChatTTS trust report; Chatterbox-TTS-Server trust report.