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CogniGuide

Instant AI Diagnostic Exam Generator for Mastery

Stop relying on static, generic tests. Upload your study materials—PDFs, slides, or notes—and our AI engine rapidly converts them into targeted, high-utility diagnostic quizzes.

No credit card required

PDF, Word & LMS downloads require Plus or Pro.

Trusted by learners from top universities

University of California, BerkeleyUniversity of MichiganGeorgetown UniversityUniversity of Southern CaliforniaUniversity of Wisconsin-MadisonUniversity of Illinois Urbana-Champaign

Transform Your Study Materials into Precision Assessments

Leverage advanced AI to create assessments that target your exact knowledge gaps, moving beyond rote memorization toward true understanding.

Comprehensive Input Processing

Convert any source material—PDFs, DOCX, PowerPoint slides, or even images of handwritten notes—directly into testable concepts. You can also define quizzes via simple text prompts.

Explanation-Based Learning Engine

Every multiple-choice item comes equipped with detailed explanations for every option, enabling powerful active recall and immediate feedback loops crucial for knowledge retention.

Flexible Practice & Export Options

Use the interactive practice mode for real-time self-assessment, or instantly export your finalized diagnostic quizzes into standard formats like PDF, DOCX, QTI 2.1, and Moodle XML.

Generate Your Custom Diagnostic Quiz in Three Steps

Our streamlined process ensures that high-quality assessment tools are available whenever you need them, tailored exactly to your curriculum.

  1. 1

    Step 1: Supply Your Knowledge Base

    Upload the documents, presentation files, or textbook chapters you need to be tested on, or simply type a detailed topic prompt into the generator interface.

  2. 2

    Step 2: AI Generates Targeted Questions

    Our specialized AI analyzes your content, extracting key concepts to formulate precise multiple-choice questions complete with robust, educational answer rationales.

  3. 3

    Step 3: Practice or Deploy Your Assessment

    Review the results in our interactive mode, or utilize the robust export feature to share your professionally formatted assessment file via PDF, Word, or LMS-compatible XML.

The Power of AI for Personalized Diagnostic Testing

Creating effective diagnostic quizzes tailored to specific lecture notes or complex textbooks is traditionally time-consuming. Our AI exam generator solves this efficiency hurdle by automating the complex task of question derivation and justification.

  • Ensures assessment content perfectly matches source material.
  • Facilitates formative assessment by highlighting precise knowledge gaps.
  • Delivers expert-level explanations instantly for deeper learning.

Harnessing this technology allows educators and students alike to move past generic study guides and engage with truly relevant material necessary for exam success.

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Frequently Asked Questions About Our AI Quiz Tool

Get clarity on how our content-aware generation engine works and how you can utilize your custom assessments.

How does the AI determine question difficulty and relevance?

The AI analyzes structural cues, emphasis (like bolding or headings in uploaded documents), and the density of specific concepts within your materials to ensure the generated questions accurately reflect the core learning objectives.

What file types can I upload to create my custom diagnostic quiz?

We support uploading PDF documents, Microsoft Word (.docx), PowerPoint presentations (.pptx), and image files (.jpg, .png). Typing a direct prompt is also an immediate option.

Can I export the AI-generated quiz for offline use or LMS integration?

Absolutely. You have export options for standard printable formats (PDF, Word) and robust assessment formats compatible with modern educational systems, specifically QTI 2.1 and Moodle XML.

Is the basic AI quiz generation functionality free to use?

Yes, the application offers a free tier that allows you to test the core features. Paid plans unlock higher generation limits, access to our most advanced AI model, and other premium features.