C2 Proficiency, previously known as Cambridge English: Proficiency and the Certificate of Proficiency in English (CPE), is an English language examination provided by Cambridge Assessment English (previously known as Cambridge English Language Assessment and University of Cambridge ESOL examination).
C2 Proficiency is the highest level qualification provided by Cambridge Assessment English and shows that learners have mastered English to an exceptional level. It is focused on Level C2 of the Common European Framework of Reference for Languages (CEFR).
C2 Proficiency is one of the examinations in Cambridge English Qualifications – a path for improving language skills. Each Cambridge English Qualification targets a particular level of the CEFR and they work together to create an effective learning journey.