Chivox AI builds speech assessment and pronunciation-scoring technology for language-learning products, AI tutors and voice agents. Two decades of R&D — from Cambridge origins to a NetDragon company — are exposed through APIs and MCP tools that product teams can integrate without rebuilding the speech stack.From Cambridge speech research to global learning products.Chivox (驰声) is a speech-technology company specializing in intelligent pronunciation assessment. The team began in 2007 from Cambridge University speech work, then built proprietary scoring engines on statistical modeling, NLP and large-scale learner audio.Since joining NetDragon (HKEX: 0777) in 2015, that stack has powered language-learning apps, publishers, smart hardware and exam workflows. Today the same engines ship as API, SDK and MCP tools — covering 260+ English and Mandarin item types, with production reliability designed for real classroom and product traffic.International work includes Thailand Ministry of Education smart-classroom collaboration and Japan ESAT-J exam prep products — proof that assessment detail can travel across curricula without rewriting the integration model.“We hope that with the development of artificial intelligence, language teaching and learning will become more and more efficient.”2007Cambridge originsThe founding team started from Cambridge University speech research, with early support from UK R&D and university funds.Speech scoring moved into formal English listening-speaking exams — the bar that still shapes how we treat reliability and fairness.2015NetDragon & globalizationChivox joined NetDragon (HKEX: 0777), expanding distribution into global education products and platforms.Chivox joined NetDragon (HKEX: 0777), expanding distribution into global education products and platforms.Opened a Beijing education-exam research institute; supported Thailand MoE smart-classroom work and Japan ESAT-J prep products.TodayAPI-first speech assessmentTwo decades of engines exposed as SDK, API and MCP tools for tutors, publishers, hardware and voice agents worldwide.Source: Official company profile