Skip to main content
Open BetaWe’re learning fast - your sessions and feedback directly shape AI CogniFit.
Back to Arena

Hallucination Hunter

Can you spot AI hallucinations? Evaluate AI-generated answers against source material.

Warm-up Run

Practice mode

  • 8 questions
  • Immediate feedback after each answer
  • No rating change

Ranked Run

Competitive mode

  • 12 questions
  • Affects your Judgment Rating
  • Compete on the leaderboard

Sign in to track your rating

How It Works

1

Read the Source

Review the provided source material carefully - this is your ground truth.

2

Evaluate the AI Answer

Check if the AI's response is fully supported, partially supported, or contains hallucinations.

3

Make Your Judgment

Select your verdict and see how your judgment compares to the expert analysis.

PrivacyEthicsStatusOpen Beta Terms
Share feedback