--- title: "whisper-asr-webservice vs CosyVoice" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/ahmetoner-whisper-asr-webservice-vs-funaudiollm-cosyvoice" tools: ["ahmetoner-whisper-asr-webservice", "funaudiollm-cosyvoice"] --- # whisper-asr-webservice vs CosyVoice *GraphCanon updated Jul 11, 2026* ## Verdict Pick whisper-asr-webservice when license: whisper-asr-webservice is MIT, CosyVoice is Apache-2.0; pick CosyVoice when license: CosyVoice is Apache-2.0, whisper-asr-webservice is MIT. [whisper-asr-webservice](https://ahmetoner.github.io/whisper-asr-webservice) reports 3.3k GitHub stars, 580 forks, and 118 open issues, last pushed Nov 23, 2025. [CosyVoice](https://funaudiollm.github.io/cosyvoice3) has 22k stars, 2.5k forks, and 767 open issues, last pushed May 25, 2026. Figures are from public GitHub metadata via [whisper-asr-webservice's repository](https://github.com/ahmetoner/whisper-asr-webservice) and [CosyVoice's repository](https://github.com/FunAudioLLM/CosyVoice). | | [whisper-asr-webservice](/tools/ahmetoner-whisper-asr-webservice.md) | [CosyVoice](/tools/funaudiollm-cosyvoice.md) | | --- | --- | --- | | Tagline | OpenAI Whisper ASR Webservice API | Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment. | | Stars | 3,302 | 22,089 | | Forks | 580 | 2,545 | | Open issues | 118 | 767 | | Language | Python | Python | | 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 | MIT | Apache-2.0 | | Categories | Speech & Audio | Model Training, Speech & Audio, Inference & Serving | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [whisper-asr-webservice](/tools/ahmetoner-whisper-asr-webservice.md) | [CosyVoice](/tools/funaudiollm-cosyvoice.md) | | --- | --- | --- | | Maintenance | Slowing (36%) | Steady (60%) | | Days since push | 229d | 46d | | Open issues (now) | 118 | 767 | | Owner type | User | Organization | | Full report | [trust report](/tools/ahmetoner-whisper-asr-webservice/trust.md) | [trust report](/tools/funaudiollm-cosyvoice/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 whisper-asr-webservice if… - License: whisper-asr-webservice is MIT, CosyVoice is Apache-2.0. - Tags unique to whisper-asr-webservice: automatic-speech-recognition, asr, speech, speech-to-text. - whisper-asr-webservice ships Docker support for self-hosted deployment. ### Choose CosyVoice if… - License: CosyVoice is Apache-2.0, whisper-asr-webservice is MIT. - Tags unique to CosyVoice: cantonese, audio-generation, chinese, english. - Also covers Model Training, Inference & Serving. - When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean. ## When NOT to use whisper-asr-webservice - Last GitHub push was 230 days ago (slowing maintenance, Nov 23, 2025). Validate activity before betting a new project on whisper-asr-webservice. ## 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 whisper-asr-webservice and CosyVoice? whisper-asr-webservice: OpenAI Whisper ASR Webservice API. CosyVoice: Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment.. See the comparison table for live GitHub stats and shared categories. ### When should I choose whisper-asr-webservice over CosyVoice? Choose whisper-asr-webservice over CosyVoice when License: whisper-asr-webservice is MIT, CosyVoice is Apache-2.0; Tags unique to whisper-asr-webservice: automatic-speech-recognition, asr, speech, speech-to-text; whisper-asr-webservice ships Docker support for self-hosted deployment. ### When should I choose CosyVoice over whisper-asr-webservice? Choose CosyVoice over whisper-asr-webservice when License: CosyVoice is Apache-2.0, whisper-asr-webservice is MIT; Tags unique to CosyVoice: cantonese, audio-generation, chinese, english; Also covers Model Training, Inference & Serving; When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean. ### When should I avoid whisper-asr-webservice? Last GitHub push was 230 days ago (slowing maintenance, Nov 23, 2025). Validate activity before betting a new project on whisper-asr-webservice. ### 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 whisper-asr-webservice or CosyVoice more popular on GitHub? CosyVoice has more GitHub stars (22,089 vs 3,302). Stars measure visibility, not whether either tool fits your constraints. ### Are whisper-asr-webservice and CosyVoice open source? Yes - both are open-source projects on GitHub (whisper-asr-webservice: MIT, CosyVoice: Apache-2.0). ### Where can I find alternatives to whisper-asr-webservice or CosyVoice? GraphCanon lists graph-backed alternatives at [whisper-asr-webservice alternatives](/tools/ahmetoner-whisper-asr-webservice/alternatives) and [CosyVoice alternatives](/tools/funaudiollm-cosyvoice/alternatives) ([whisper-asr-webservice markdown twin](/tools/ahmetoner-whisper-asr-webservice/alternatives.md), [CosyVoice markdown twin](/tools/funaudiollm-cosyvoice/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/ahmetoner-whisper-asr-webservice-vs-funaudiollm-cosyvoice.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, whisper-asr-webservice or CosyVoice? whisper-asr-webservice: Slowing. CosyVoice: 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 whisper-asr-webservice and CosyVoice? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [whisper-asr-webservice trust report](/tools/ahmetoner-whisper-asr-webservice/trust); [CosyVoice trust report](/tools/funaudiollm-cosyvoice/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=ahmetoner-whisper-asr-webservice`](/api/graphcanon/graph?tool=ahmetoner-whisper-asr-webservice) - 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/_