Hsu: Speak achieved product-market fit in South Korea around 2019-2020
Andrew Hsu · Personalized AI Language Education — with Andrew Hsu, Speak · Jul 11, 2025 · at 5:06
Andrew Hsu, CTO and co-founder of Speak, recounts the company's early timeline and growth in South Korea before the launch of modern LLMs and OpenAI's Whisper.
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“Before 20, 22, when Whisper came out, when ChatGPT came out in the years, Before that, you know, like roughly two to three years is when we feel like we found PMF in South Korea and then started growing still only in that market, still only teaching English.”
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