--- title: "CosyVoice vs openwhispr" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/funaudiollm-cosyvoice-vs-openwhispr-openwhispr" tools: ["funaudiollm-cosyvoice", "openwhispr-openwhispr"] --- # CosyVoice vs openwhispr *GraphCanon updated Jul 12, 2026* ## Verdict Pick CosyVoice when cosyVoice is primarily Python; openwhispr is TypeScript; pick openwhispr when openwhispr is primarily TypeScript; CosyVoice is Python. [CosyVoice](https://funaudiollm.github.io/cosyvoice3) reports 22k GitHub stars, 2.5k forks, and 767 open issues, last pushed May 25, 2026. [openwhispr](https://openwhispr.com) has 4.4k stars, 619 forks, and 260 open issues, last pushed Jul 11, 2026. Figures are from public GitHub metadata via [CosyVoice's repository](https://github.com/FunAudioLLM/CosyVoice) and [openwhispr's repository](https://github.com/OpenWhispr/openwhispr). | | [CosyVoice](/tools/funaudiollm-cosyvoice.md) | [openwhispr](/tools/openwhispr-openwhispr.md) | | --- | --- | --- | | Tagline | Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment. | Voice-to-text dictation app with local (Nvidia Parakeet/Whisper) and cloud models (BYOK). Privacy-first and available cross-platform. | | Stars | 22,089 | 4,442 | | Forks | 2,545 | 619 | | Open issues | 767 | 260 | | Language | Python | TypeScript | | Adopt for | CosyVoice is a Python-based multi-lingual large voice generation model. It supports extensive capabilities including fine-tuning, TTS (Text-To-Speech), and natural language generation. | - | | Persona | - | - | | Runtime | - | - | | License | Apache-2.0 | MIT | | Categories | Inference & Serving, Model Training, Speech & Audio | Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [CosyVoice](/tools/funaudiollm-cosyvoice.md) | [openwhispr](/tools/openwhispr-openwhispr.md) | | --- | --- | --- | | Maintenance | Steady (60%) | Very active (96%) | | Days since push | 46d | 0d | | Open issues (now) | 767 | 260 | | Full report | [trust report](/tools/funaudiollm-cosyvoice/trust.md) | [trust report](/tools/openwhispr-openwhispr/trust.md) | ## Decision facts: CosyVoice - **Adopt for:** CosyVoice is a Python-based multi-lingual large voice generation model. It supports extensive capabilities including fine-tuning, TTS (Text-To-Speech), and natural language generation. ## Choose when ### Choose CosyVoice if… - CosyVoice is primarily Python; openwhispr is TypeScript. - License: CosyVoice is Apache-2.0, openwhispr is MIT. - Tags unique to CosyVoice: audio-generation, cantonese, chatbot, chatgpt. - Also covers Inference & Serving, Model Training. - When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean. ### Choose openwhispr if… - openwhispr is primarily TypeScript; CosyVoice is Python. - License: openwhispr is MIT, CosyVoice is Apache-2.0. - Tags unique to openwhispr: ai, anthropic, cross-platform, gemini. ## When NOT to use CosyVoice - If your project specifically requires fine-tuned performance in languages not supported by CosyVoice such as Arabic or Spanish. - When strict real-time speech synthesis requirements are essential, as CosyVoice may face delays depending on the environment's computational power and model complexity. ## Common questions ### What is the difference between CosyVoice and openwhispr? CosyVoice: Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment.. openwhispr: Voice-to-text dictation app with local (Nvidia Parakeet/Whisper) and cloud models (BYOK). Privacy-first and available cross-platform.. See the comparison table for live GitHub stats and shared categories. ### When should I choose CosyVoice over openwhispr? Choose CosyVoice over openwhispr when CosyVoice is primarily Python; openwhispr is TypeScript; License: CosyVoice is Apache-2.0, openwhispr is MIT; Tags unique to CosyVoice: audio-generation, cantonese, chatbot, chatgpt; Also covers Inference & Serving, Model Training; When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean. ### When should I choose openwhispr over CosyVoice? Choose openwhispr over CosyVoice when openwhispr is primarily TypeScript; CosyVoice is Python; License: openwhispr is MIT, CosyVoice is Apache-2.0; Tags unique to openwhispr: ai, anthropic, cross-platform, gemini. ### When should I avoid CosyVoice? If your project specifically requires fine-tuned performance in languages not supported by CosyVoice such as Arabic or Spanish. When strict real-time speech synthesis requirements are essential, as CosyVoice may face delays depending on the environment's computational power and model complexity. ### Is CosyVoice or openwhispr more popular on GitHub? CosyVoice has more GitHub stars (22,089 vs 4,442). Stars measure visibility, not whether either tool fits your constraints. ### Are CosyVoice and openwhispr open source? Yes - both are open-source projects on GitHub (CosyVoice: Apache-2.0, openwhispr: MIT). ### Where can I find alternatives to CosyVoice or openwhispr? GraphCanon lists graph-backed alternatives at [CosyVoice alternatives](/tools/funaudiollm-cosyvoice/alternatives) and [openwhispr alternatives](/tools/openwhispr-openwhispr/alternatives) ([CosyVoice markdown twin](/tools/funaudiollm-cosyvoice/alternatives.md), [openwhispr markdown twin](/tools/openwhispr-openwhispr/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/funaudiollm-cosyvoice-vs-openwhispr-openwhispr.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, CosyVoice or openwhispr? CosyVoice: Steady. openwhispr: 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 CosyVoice and openwhispr? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [CosyVoice trust report](/tools/funaudiollm-cosyvoice/trust); [openwhispr trust report](/tools/openwhispr-openwhispr/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=funaudiollm-cosyvoice`](/api/graphcanon/graph?tool=funaudiollm-cosyvoice) - 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/_