Katsuya (@kn) 's Twitter Profile
Katsuya

@kn

Co-founder & CTO at @Bluenote_AI

ID: 260959249

linkhttps://linkedin.com/in/katsuya-noguchi-5519802b calendar_today04-03-2011 23:41:01

182 Tweet

2,2K Followers

252 Following

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The cost of a realistic text-to-speech API (with premade voices) has decreased 10x with the launch of OpenAI's TTS service: - OpenAI: $0.015-$0.03 per 1,000 characters - Other startups: $0.18-$0.20 per 1,000 characters This makes freemium/consumer apps feasible that uses TTS.

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Here's a quick test of OpenAI vs. Elevenlabs TTS: - In English, Eleven sounds more animated and has studio quality (44.1kHz vs. 24kHz); however, OpenAI is also very good and would make sense for many use cases, especially given its 10x cheaper price point. - In Japanese, OpenAI

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More test on Elevenlabs vs OpenAI TTS - Elevenlabs is more engaging which is important for entertainment use cases. - OpenAI TTS occasionally doesn't follow the exact text (similar to tortoise/bark) For video translation, Elevenlabs generally sounds better for now. OpenAI is

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"The errors found and commented on, are not enough to hinder the version’s linguistic integrity." - a professional Spanish translator. AI translation is getting really good.

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Apoorva on how to evaluate businesses as a founder: "The things that I'm looking at are sort of threefold. Number one, is it a good business? Obvious to say as an investor, but you'd be surprised. Number two, is it going to be something I'm going to enjoy doing? I'm going to

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Asked Codex to internationalize our app and localize it into Japanese before bed last night. Woke up to complete Japanese support this morning 🇯🇵 What would have taken a few days was done overnight.

Asked Codex to internationalize our app and localize it into Japanese before bed last night. Woke up to complete Japanese support this morning 🇯🇵 What would have taken a few days was done overnight.