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Speak

Free tier

The language learning app that gets you speaking

Free tier available·All audiences·Powered by OpenAI

Key strengths

AI-powered spoken conversation practiceReal-time pronunciation and phrasing feedbackExpert-built curriculum (Speak Method: Learn, Practice, Apply)Personalized lessons adapted to learner history and mistakesPartnership with and backed by OpenAI Startup Fund15M+ downloads with 4.8-star rating
Free tier + paid plans
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Speak does not currently expose a public developer API based on available documentation. The product is a consumer-facing mobile application powered by OpenAI's models under a partnership with the OpenAI Startup Fund. Key technical characteristics:

  • AI provider: OpenAI
  • Core capabilities: Real-time speech recognition, pronunciation scoring, phrasing feedback, and adaptive lesson personalization based on learner history and mistake patterns
  • Curriculum engine: Speak Method (Learn, Practice, Apply) — expert-built, AI-delivered
  • Personalization layer (Premium Plus): Unlimited personalized lessons, custom review sessions, Made for You lessons, and full Speak Tutor access
  • Pricing model: Freemium — 7-day free trial, then Speak Premium or Speak Premium Plus subscription; pricing varies by plan, region, and active promotions
  • Scale: 15M+ downloads, 4.8-star rating