{"slug": "supertonic", "name": "Supertonic", "category": "ai", "category_name": "AI tools and apps", "description": "", "recommenders": 3, "commenters": 7, "warners": 0, "score": 3.476, "rising": -0.98, "first": "2026-01-15", "latest": "2026-07-25", "why": "For the TTS part: https://github.com/supertone-inc/supertonic", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 3, "neutral": 3, "compare": 1, "warn": 0}, "spark": [0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "For the TTS part: https://github.com/supertone-inc/supertonic", "kind": "", "icon": false, "domain": null, "github_repo": "github.com/supertone-inc/supertonic", "official_url": "https://github.com/supertone-inc/supertonic", "pricing": "", "aliases": ["Supertonic", "Supertonic-3", "supertonic-3"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 747830960, "item_id": 46739435, "url": "https://news.ycombinator.com/item?id=46739435", "by": "amelius", "date": "2026-01-23", "version": null, "stance": "recommend", "quote": "For the TTS part: https://github.com/supertone-inc/supertonic", "excerpt": "For the TTS part: https://github.com/supertone-inc/supertonic", "context": "", "use_case": "text to speech", "switched_from": "", "story": "Ask HN: What's the current best local/open speech-to-speech setup?"}, {"id": 747780608, "item_id": 46736288, "url": "https://news.ycombinator.com/item?id=46736288", "by": "nowittyusername", "date": "2026-01-23", "version": null, "stance": "recommend", "quote": "its crazy what that team accomplished!", "excerpt": "Supertonic is probably way faster then that, I wouldn't be surprised if measured it would be something like 14k wpm. On my 4090 I was getting about 175x real time while on cpu only it was 55x realtime. I stopped optimizing it but im sure it could be pushed further. Anyways you should check out their repo to test it yourself its crazy what that team accomplished!", "context": "", "use_case": "Text-to-speech", "switched_from": "", "story": "The State of Modern AI Text to Speech Systems for Screen Reader Users"}, {"id": 746247760, "item_id": 46640485, "url": "https://news.ycombinator.com/item?id=46640485", "by": "GaggiX", "date": "2026-01-15", "version": null, "stance": "recommend", "quote": "Another recent example: https://github.com/supertone-inc/supertonic", "excerpt": "I love that everyone is making their own TTS model as they are not as expensive as many other models to train. Also there are plenty of different architecture. Another recent example: https://github.com/supertone-inc/supertonic", "context": "", "use_case": "TTS model", "switched_from": "", "story": "Pocket TTS: A high quality TTS that gives your CPU a voice"}]}], "caveats": [], "who": [], "tags": [], "use_cases": ["text to speech", "text-to-speech", "tts model"], "compared": [], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=46628329", "title": "Pocket TTS: A high quality TTS that gives your CPU a voice", "mentions": 3}, {"url": "https://news.ycombinator.com/item?id=49051323", "title": "Inflect-v2: 3.9M and 9.3M parameter open-weight TTS models", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48911793", "title": "Speech Recognition and TTS in less than 500kb", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=46731068", "title": "Ask HN: What's the current best local/open speech-to-speech setup?", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=46730346", "title": "The State of Modern AI Text to Speech Systems for Screen Reader Users", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {"recommend": 3, "neutral": 2}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {}, "2026-07": {"neutral": 1, "compare": 1}, "2026-08": {}, "2026-09": {}, "2026-10": {}}, "versions": [], "version_unnamed": 0, "family_ref": null, "runs_on": null, "lines": [], "quotes": [{"id": 784821187, "item_id": 49051324, "url": "https://news.ycombinator.com/item?id=49051324", "by": "Nymbo", "date": "2026-07-25", "version": null, "stance": "compare", "quote": "competitive with much larger lightweight TTS systems, including KittenTTS, Piper, and Supertonic-3", "excerpt": "Introducing Inflect-v2, two exceptionally small, open-weight English TTS models at just 3.9M and 9.3M parameters. Both generate speech multiple times faster than real-time on CPU. Despite their size, Inflect-v2 delivers quality that is competitive with much larger lightweight TTS systems, including KittenTTS, Piper, and Supertonic-3. CPU, CUDA, PyTorch, and ONNX are supported. Apache 2.0. See it for yourselves: https", "context": "", "use_case": "", "switched_from": "", "story": "Inflect-v2: 3.9M and 9.3M parameter open-weight TTS models"}, {"id": 783405457, "item_id": 48962841, "url": "https://news.ycombinator.com/item?id=48962841", "by": "stfurkan", "date": "2026-07-18", "version": null, "stance": "neutral", "quote": "It's currently using Nemotron-3.5-ASR and supertonic-3", "excerpt": "It looks great, thank you! I'll see if I can use it for my in browser AI assistant project's ( https://aidekin.com ) voice part. It's currently using Nemotron-3.5-ASR and supertonic-3 but overall it requires 1.2gb download.", "context": "", "use_case": "text to speech", "switched_from": "", "story": "Speech Recognition and TTS in less than 500kb"}, {"id": 747830960, "item_id": 46739435, "url": "https://news.ycombinator.com/item?id=46739435", "by": "amelius", "date": "2026-01-23", "version": null, "stance": "recommend", "quote": "For the TTS part: https://github.com/supertone-inc/supertonic", "excerpt": "For the TTS part: https://github.com/supertone-inc/supertonic", "context": "", "use_case": "text to speech", "switched_from": "", "story": "Ask HN: What's the current best local/open speech-to-speech setup?"}, {"id": 747780608, "item_id": 46736288, "url": "https://news.ycombinator.com/item?id=46736288", "by": "nowittyusername", "date": "2026-01-23", "version": null, "stance": "recommend", "quote": "its crazy what that team accomplished!", "excerpt": "Supertonic is probably way faster then that, I wouldn't be surprised if measured it would be something like 14k wpm. On my 4090 I was getting about 175x real time while on cpu only it was 55x realtime. I stopped optimizing it but im sure it could be pushed further. Anyways you should check out their repo to test it yourself its crazy what that team accomplished!", "context": "", "use_case": "Text-to-speech", "switched_from": "", "story": "The State of Modern AI Text to Speech Systems for Screen Reader Users"}, {"id": 746258272, "item_id": 46641142, "url": "https://news.ycombinator.com/item?id=46641142", "by": "andai", "date": "2026-01-15", "version": null, "stance": "neutral", "quote": "In-browser demo of Supertonic with WASM", "excerpt": "In-browser demo of Supertonic with WASM: https://huggingface.co/spaces/Supertone/supertonic-2", "context": "", "use_case": "", "switched_from": "", "story": "Pocket TTS: A high quality TTS that gives your CPU a voice"}, {"id": 746255344, "item_id": 46640959, "url": "https://news.ycombinator.com/item?id=46640959", "by": "coder543", "date": "2026-01-15", "version": null, "stance": "neutral", "quote": "", "excerpt": "Another one is Soprano-1.1. It seems like it is being trained by one person, and it is surprisingly natural for such a small model. I remember when TTS always meant the most robotic, barely comprehensible voices. https://www.reddit.com/r/LocalLLaMA/comments/1qcusnt/soprano_1180m_released_95_fewer_hallucinations/ https://huggingface.co/ekwek/Soprano-1.1-80M", "context": "", "use_case": "", "switched_from": "", "story": "Pocket TTS: A high quality TTS that gives your CPU a voice"}, {"id": 746247760, "item_id": 46640485, "url": "https://news.ycombinator.com/item?id=46640485", "by": "GaggiX", "date": "2026-01-15", "version": null, "stance": "recommend", "quote": "Another recent example: https://github.com/supertone-inc/supertonic", "excerpt": "I love that everyone is making their own TTS model as they are not as expensive as many other models to train. Also there are plenty of different architecture. Another recent example: https://github.com/supertone-inc/supertonic", "context": "", "use_case": "TTS model", "switched_from": "", "story": "Pocket TTS: A high quality TTS that gives your CPU a voice"}]}