--- title: "ChatTTS vs chatless" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/2noise-chattts-vs-kamjin3086-chatless" tools: ["2noise-chattts", "kamjin3086-chatless"] --- # ChatTTS vs chatless *GraphCanon updated Sep 30, 2026* ## Verdict Pick ChatTTS if chatTTS is a Python-based generative speech model for daily dialogue, supporting both Chinese and English languages. It offers a web interface and command-line inference capabilities; pick chatless if a simple and lightweight local AI chat client for offline use developed with Tauri and Next.js in TypeScript. [ChatTTS](https://2noise.com) reports 40k GitHub stars, 4.3k forks, and 60 open issues, last pushed Apr 10, 2026. [chatless](https://kamjin3086.github.io/chatless) has 292 stars, 42 forks, and 7 open issues, last pushed Jul 9, 2026. Figures are from public GitHub metadata via [ChatTTS's repository](https://github.com/2noise/ChatTTS) and [chatless's repository](https://github.com/kamjin3086/chatless). | | [ChatTTS](/tools/2noise-chattts.md) | [chatless](/tools/kamjin3086-chatless.md) | | --- | --- | --- | | Tagline | A generative speech model for daily dialogue. | a simple practical lightweight local AI chat client | | Stars | 39,850 | 292 | | Forks | 4,260 | 42 | | Open issues | 60 | 7 | | Language | Python | TypeScript | | Adopt for | ChatTTS is a Python-based generative speech model for daily dialogue, supporting both Chinese and English languages. It offers a web interface and command-line inference capabilities. | A simple and lightweight local AI chat client for offline use developed with Tauri and Next.js in TypeScript. | | Persona | - | - | | Runtime | - | - | | License | AGPL-3.0 | MIT | | Categories | LLM Frameworks, Speech & Audio | AI Agents, LLM Frameworks | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [ChatTTS](/tools/2noise-chattts.md) | [chatless](/tools/kamjin3086-chatless.md) | | --- | --- | --- | | Maintenance | Slowing (36%) | Steady (60%) | | Days since push | 160d | 72d | | Open issues (now) | 60 | 7 | | Stars delta | +82 (30d) | +6 (30d) | | Open issues delta | 0 (30d) | +4 (30d) | | Owner type | Organization | User | | Full report | [trust report](/tools/2noise-chattts/trust.md) | [trust report](/tools/kamjin3086-chatless/trust.md) | ## Decision facts: ChatTTS - **Requirements:** Optional installations like vLLM and TransformerEngine are available but come with specific warnings and limitations. - **Adopt for:** ChatTTS is a Python-based generative speech model for daily dialogue, supporting both Chinese and English languages. It offers a web interface and command-line inference capabilities. - **License detail:** AGPL-3.0 ## Decision facts: chatless - **Adopt for:** A simple and lightweight local AI chat client for offline use developed with Tauri and Next.js in TypeScript. ## Choose when ### Choose ChatTTS if… - ChatTTS is primarily Python; chatless is TypeScript. - License: ChatTTS is AGPL-3.0, chatless is MIT. - Requirements: Optional installations like vLLM and TransformerEngine are available but come with specific warnings and limitations.. - Tags unique to ChatTTS: agent, chat, chatgpt, chattts. - Also covers Speech & Audio. - When you need a tool that supports both Chinese and English for daily dialogue generation. ### Choose chatless if… - chatless is primarily TypeScript; ChatTTS is Python. - License: chatless is MIT, ChatTTS is AGPL-3.0. - Tags unique to chatless: ai, chatbot, desktop-app, knowledge-base. - Also covers AI Agents. - When you need a privacy-focused, portable AI chat solution that operates entirely without internet connectivity. ## When NOT to use ChatTTS - If you are working on a project that requires the use of TransformerEngine with NVIDIA GPU, as it is currently under development and cannot run properly. - When you need fast text-to-speech generation, as the optional installation of FlashAttention-2 can slow down the generating speed. - If you are not comfortable with a slow installation process, as noted in the repository documentation. ## When NOT to use chatless - If your project requires advanced model training features directly within the application. - In scenarios demanding real-time access to cloud-hosted AI services for dynamic content updates. ## Common questions ### What is the difference between ChatTTS and chatless? ChatTTS: A generative speech model for daily dialogue.. chatless: a simple practical lightweight local AI chat client. See the comparison table for live GitHub stats and shared categories. ### When should I choose ChatTTS over chatless? Choose ChatTTS over chatless when ChatTTS is primarily Python; chatless is TypeScript; License: ChatTTS is AGPL-3.0, chatless is MIT; Requirements: Optional installations like vLLM and TransformerEngine are available but come with specific warnings and limitations.; Tags unique to ChatTTS: agent, chat, chatgpt, chattts; Also covers Speech & Audio; When you need a tool that supports both Chinese and English for daily dialogue generation. ### When should I choose chatless over ChatTTS? Choose chatless over ChatTTS when chatless is primarily TypeScript; ChatTTS is Python; License: chatless is MIT, ChatTTS is AGPL-3.0; Tags unique to chatless: ai, chatbot, desktop-app, knowledge-base; Also covers AI Agents; When you need a privacy-focused, portable AI chat solution that operates entirely without internet connectivity. ### When should I avoid ChatTTS? If you are working on a project that requires the use of TransformerEngine with NVIDIA GPU, as it is currently under development and cannot run properly. When you need fast text-to-speech generation, as the optional installation of FlashAttention-2 can slow down the generating speed. If you are not comfortable with a slow installation process, as noted in the repository documentation. ### When should I avoid chatless? If your project requires advanced model training features directly within the application. In scenarios demanding real-time access to cloud-hosted AI services for dynamic content updates. ### Is ChatTTS or chatless more popular on GitHub? ChatTTS has more GitHub stars (39,850 vs 292). Stars measure visibility, not whether either tool fits your constraints. ### Are ChatTTS and chatless open source? Yes - both are open-source projects on GitHub (ChatTTS: AGPL-3.0, chatless: MIT). ### Where can I find alternatives to ChatTTS or chatless? GraphCanon lists graph-backed alternatives at [ChatTTS alternatives](/tools/2noise-chattts/alternatives) and [chatless alternatives](/tools/kamjin3086-chatless/alternatives) ([ChatTTS markdown twin](/tools/2noise-chattts/alternatives.md), [chatless markdown twin](/tools/kamjin3086-chatless/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/2noise-chattts-vs-kamjin3086-chatless.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, ChatTTS or chatless? ChatTTS: Slowing. chatless: 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 chatless? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [ChatTTS trust report](/tools/2noise-chattts/trust); [chatless trust report](/tools/kamjin3086-chatless/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=2noise-chattts`](/api/graphcanon/graph?tool=2noise-chattts) - 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/_