A modern and efficient way to prepare for Cambridge English examinations
Combining diagnostic placement and high-quality preparation content with AI grading for structured, feedback-oriented exam preparation aligned with Cambridge English standards.
Built for everyone in the Cambridge ecosystem
Whether you run a school, distribute to a network, or study for an exam — we have you covered.
For Schools
Place students accurately, assign exam practice, and track progress with AI-powered analytics.
Learn moreFor Partners
Distribute Prosperity English to your school network with your own-branded dashboard and access codes.
Learn moreFor Students
Practise with real exam questions, get instant AI feedback, and track your progress to exam day.
Learn moreBuilt by Two Specialist Teams
Prosperity English brings together deep exam expertise with cutting-edge AI technology.
Prosperity Education Ltd.
Independent publisher specialising in exam resources for Cambridge English, IELTS, OET and Michigan Assessment exams. Provides all assessment content on the platform.
www.prosperityeducation.net
Gradingly Ltd.
Education technology specialist offering AI-driven platforms with detailed feedback and AI grading. Serves governments and universities. Provides grading tools and platform hosting.
www.gradingly.comCambridge-Aligned Resources
Assessment content is produced by Prosperity Education through comprehensive expert and peer review — across five CEFR levels and every exam skill.
Five CEFR levels · Aligned to Cambridge English exams
Key English Test
Elementary everyday English for beginners building confidence.
Preliminary English Test
Intermediate English for practical workplace and travel use.
First Certificate in English
Upper-intermediate English for study, work, and life abroad.
Certificate in Advanced English
Advanced English for university study and professional settings.
Certificate of Proficiency in English
Mastery-level English demonstrating native-like fluency.
All five exam skills covered
Reading
Authentic exam-aligned texts with detailed answer justifications.
Writing
Essays and emails graded by AI against Cambridge criteria.
Listening
Timed audio tasks mirroring the official exam format.
Speaking
Record yourself and receive AI-powered feedback on fluency.
Use of English
Grammar, vocabulary, and key-word transformations.
How Our AI Grading Works
Detailed, actionable feedback on every answer — not just a score.
Closed-Question Feedback
Every question answered receives detailed feedback and justifications to help students reflect and learn from their mistakes.
Your answer vs. correct answer
didn't have enough time
didn't have time
Additional feedback
Your answer is close but adds an extra word. In Key Word Transformations, you must use between 2–5 words and keep the meaning exact.
Understanding Nuances
Our AI is designed to recognise subtle differences in learner responses and distinguish between partially correct and fully correct answers.
B2 Use of English · Part 4
B21. Every single suggestion I made was felt to be impossible.
DEEMED
The grammatical structure “All of it was deemed to be possible” is correct, but the lexical meaning is incorrect because it conveys the opposite of the original sentence. Score: 1
Accurate Scoring
Responses are marked consistently in line with exam standards, ensuring fairness and reliability.
The preposition 'with' is used to indicate the presence or accompaniment of spectators along the marathon route. Score: 2
The auxiliary verb 'has' is used here to form the present perfect tense, indicating an action that started in the past and continues to the present. Score: 2
The verb 'cross' is best used here to describe the action of passing from one side of the finish line to the other. Score: 0
Answer Justifications
Students receive clear explanations for why an answer is correct or incorrect, supporting deeper understanding.
18. The verb respond needs an adverb to describe how we should react, and adequately is the adverb form of adequate, fitting the context. Score: 2
Open-Question AI Grading
The AI-powered grading report for writing is custom-developed and aligned to global writing assessment standards, based on practices used by leading examination boards.
Writing Report
B2 FirstExaminer-Level Accuracy
Our AI grading is aligned with Cambridge marking criteria, providing scores with the accuracy of a senior examiner.
Your essay is logically structured with clear paragraphs and effective use of linking words. The introduction sets up the discussion well, and the conclusion summarises your view. Consider adding a stronger topic sentence to the second paragraph for even clearer signposting.
Your Data Is Safe With Us
We take data privacy seriously. Here are our commitments to you.
View our privacy policy here: prosperity.dev.gradingly.com/t&c
Our Commitments
GDPR compliant across all operations
Name and email collected for account management only
No third-party data sharing except where required by law
No inter-user communication or interaction on the platform
Secure storage with protection against unauthorised access
Full user rights: access, update, delete, and restrict processing of your data
Questions? Contact us at support@prosperityenglish.com
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