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PTE practice tests with instant AI scoring and realistic mock exams

AI language and skills assessments for hiring and education

Study smarter for IELTS, TOEIC and HSK with AI speaking and writing rooms

Enterprise online exam platform with professional psychometrics

GenAI-native end-to-end QA agent that plans, writes and heals tests in plain language

End-to-end certification platform built by psychometricians

Job-simulation skill assessments for the AI hiring era

Attack-led AI security testing and red teaming

Create online tests, quizzes and exams with AI-generated questions

AI security platform that finds exposures, proves they're exploitable, and ships the fix

AI-coached CASPer practice questions and full mock tests

Build, simulate, evaluate and monitor self-improving AI agents

A conversational AI fluency assessment with a free LinkedIn certificate

Ace the Duolingo English Test with AI scoring and 18,000+ practice questions

AI-powered diagnostic practice tests for SAT®, ACT®, PSAT/NMSQT® and AP® — scored in about 40 minutes

Agentic AI penetration testing for web apps, APIs and GraphQL

AI governance, testing, and observability for regulated enterprises

Agent-native end-to-end testing that maintains itself

Autonomous AI QA agents that verify your web and mobile app on every pull request

Secure online exam software with AI-powered remote proctoring for high-stakes assessments.

Standardize LLM evaluation, observability, and red teaming across your whole org

Benchmark computer- and phone-use AI agents with blind head-to-head battles

Describe it in plain English, Drizz tests it on real devices

Agentic test automation that builds, runs and maintains your enterprise tests