--- title: "ChatTTS vs AudioNotes" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/2noise-chattts-vs-harry0703-audionotes" tools: ["2noise-chattts", "harry0703-audionotes"] --- # ChatTTS vs AudioNotes *GraphCanon updated Jul 15, 2026* ## Verdict Pick ChatTTS when license: ChatTTS is AGPL-3.0, AudioNotes is MIT; pick AudioNotes when license: AudioNotes is MIT, ChatTTS is AGPL-3.0. [ChatTTS](https://2noise.com) reports 40k GitHub stars, 4.2k forks, and 63 open issues, last pushed Apr 10, 2026. [AudioNotes](https://github.com/harry0703/AudioNotes) has 2.2k stars, 318 forks, and 0 open issues, last pushed Jul 15, 2026. Figures are from public GitHub metadata via [ChatTTS's repository](https://github.com/2noise/ChatTTS) and [AudioNotes's repository](https://github.com/harry0703/AudioNotes). | | [ChatTTS](/tools/2noise-chattts.md) | [AudioNotes](/tools/harry0703-audionotes.md) | | --- | --- | --- | | Tagline | A generative speech model for daily dialogue | 快速提取音视频内容，整理成一份结构化的markdown笔记 | | Stars | 39,593 | 2,185 | | Forks | 4,249 | 318 | | Open issues | 63 | 0 | | Language | Python | Python | | Adopt for | ChatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English. | - | | Persona | - | - | | Runtime | - | - | | License | Licensed under AGPL-3.0, which allows for free use, distribution, and modification as long as these rights are maintained in derivative works. | MIT | | Categories | AI Agents, Speech & Audio | Inference & Serving, Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [ChatTTS](/tools/2noise-chattts.md) | [AudioNotes](/tools/harry0703-audionotes.md) | | --- | --- | --- | | Maintenance | Slowing (36%) | Very active (96%) | | Days since push | 91d | 0d | | Open issues (now) | 63 | 0 | | Owner type | Organization | User | | Full report | [trust report](/tools/2noise-chattts/trust.md) | [trust report](/tools/harry0703-audionotes/trust.md) | ## Decision facts: ChatTTS - **Hosting:** unknown - **Requirements:** Python-based implementation means that familiarity with Python is necessary for effective use. - **Adopt for:** ChatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English. - **License detail:** Licensed under AGPL-3.0, which allows for free use, distribution, and modification as long as these rights are maintained in derivative works. ## Choose when ### Choose ChatTTS if… - License: ChatTTS is AGPL-3.0, AudioNotes 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. ### Choose AudioNotes if… - License: AudioNotes is MIT, ChatTTS is AGPL-3.0. - Tags unique to AudioNotes: ai, asr, funasr, ollama. - Also covers Inference & Serving. - AudioNotes ships Docker support for self-hosted deployment. ## 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. ## When NOT to use AudioNotes - Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ## Common questions ### What is the difference between ChatTTS and AudioNotes? ChatTTS: A generative speech model for daily dialogue. AudioNotes: 快速提取音视频内容，整理成一份结构化的markdown笔记. See the comparison table for live GitHub stats and shared categories. ### When should I choose ChatTTS over AudioNotes? Choose ChatTTS over AudioNotes when License: ChatTTS is AGPL-3.0, AudioNotes 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 AudioNotes over ChatTTS? Choose AudioNotes over ChatTTS when License: AudioNotes is MIT, ChatTTS is AGPL-3.0; Tags unique to AudioNotes: ai, asr, funasr, ollama; Also covers Inference & Serving; AudioNotes ships Docker support for self-hosted deployment. ### 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 AudioNotes? Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ### Is ChatTTS or AudioNotes more popular on GitHub? ChatTTS has more GitHub stars (39,593 vs 2,185). Stars measure visibility, not whether either tool fits your constraints. ### Are ChatTTS and AudioNotes open source? Yes - both are open-source projects on GitHub (ChatTTS: AGPL-3.0, AudioNotes: MIT). ### Where can I find alternatives to ChatTTS or AudioNotes? GraphCanon lists graph-backed alternatives at [ChatTTS alternatives](/tools/2noise-chattts/alternatives) and [AudioNotes alternatives](/tools/harry0703-audionotes/alternatives) ([ChatTTS markdown twin](/tools/2noise-chattts/alternatives.md), [AudioNotes markdown twin](/tools/harry0703-audionotes/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-harry0703-audionotes.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, ChatTTS or AudioNotes? ChatTTS: Slowing. AudioNotes: Very active. 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 AudioNotes? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [ChatTTS trust report](/tools/2noise-chattts/trust); [AudioNotes trust report](/tools/harry0703-audionotes/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/_