Vault test builder
Academic reading, listening, writing, inference, and task-rubric prompts. The generated prompt bank is now a product surface: choose an angle, pick source-language traps, and review a draft test that can become a funnel, challenge, or catalog diagnostic.
Product angles
Pick the hook first. The builder keeps the same 12k database underneath, but changes the question families and preferred mechanics.
A way to quickly assemble IELTS, TOEFL, TOEIC, Cambridge, or PTE-style pressure.
Level check
A mixed diagnostic from grammar, vocabulary, naturalness, listening, and real-life prompts.
Sound natural
Fast phrase traps, collocations, emotion context, scene inference, and native-sounding choices.
Business-ready
Emails, client-safe tone, meeting subtext, deadlines, and business collocations.
Speak better
Minimal pairs, read-aloud prompts, fast speech, and practical spoken responses.
Exam pressure
Academic reading, listening, writing, inference, and task-rubric prompts.
Travel survival
Airport, hotel, restaurant, shopping, instruction following, and object vocabulary.
Source language
Mechanics
Family mix
Reading inference 5
Business writing and tone 4
Listening and fast speech 3
Skill mix
Reading 5
Business English 4
Listening 3
Review status
generated-review-candidate 7
generated-draft 5
Match each phrase to its meaning.
Turn this into draggable pairs or a quick tap-matching round.
Diagnostic signal
Meeting collocation match produces a business english signal at B1.
Conversion hook
Workplace stakes make the feedback feel immediately useful.