{"schema_version":"onlylabs.public_signal.v1","title":"OpenAI Writing: How Preply combines AI and human tutors to personalize learning","description":"OpenAI writing signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/32f96626-afae-449d-aafb-82bb6a4ae6a6","json_url":"https://onlylabs.fyi/signals/32f96626-afae-449d-aafb-82bb6a4ae6a6/signal.json","generated_at":"2026-06-13T17:32:21.172Z","evidence_latest_fetched_at":"2026-06-12T12:04:36.111+00:00","signal_first_seen_at":"2026-06-12T12:01:24.374543+00:00","org":{"slug":"openai","name":"OpenAI","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/openai","dossier_json_url":"https://onlylabs.fyi/labs/openai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/32f96626-afae-449d-aafb-82bb6a4ae6a6","signal_json":"https://onlylabs.fyi/signals/32f96626-afae-449d-aafb-82bb6a4ae6a6/signal.json","source":"https://openai.com/index/preply","lab_dossier":"https://onlylabs.fyi/labs/openai","lab_dossier_json":"https://onlylabs.fyi/labs/openai/dossier.json","analysis":"https://onlylabs.fyi/analysis/openai","analysis_json":"https://onlylabs.fyi/analysis/openai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/openai/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/talking","topic_signals_json":"https://onlylabs.fyi/topics/talking/signals.json","topic_feed":"https://onlylabs.fyi/topics/talking/feed.xml","data_business":null},"answer_pack":{"answer":"OpenAI published How Preply combines AI and human tutors to personalize learning. 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Products: ChatGPT, API, Codex Company size: Mid-market Region: Global Industry: Technology, Education Results 95% ChatGPT weekly active usage among Preply employees Results 70%+ Tutors actively use AI-powered Lesson Insights Results 70% Product market fit score Results 4.7/5 Satisfaction rating for Lesson Insights Loading… Share Preply⁠ is the world's largest marketplace for online language learning, connecting more than 100,000 expert tutors with learners across more than 180 countries. Through personalized one-to-one instruction across more than 90 languages, Preply’s mission is to make high-quality language education accessible to anyone, anywhere. Language learning is fundamentally human. It requires conversation, confidence, motivation and cultural understanding. 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