All AI Tools

Separate medical facts from persistent health myths and old wives tales

Answer trivia questions about AI, search engines, and the history of information retrieval

Match economic indicators to countries and predict trends in this strategy game

Interpret graphs and data visualizations to answer questions about trends and patterns

Compete to write the most effective search queries for finding specific information

Use maps and geographic data to solve location-based research challenges

Identify who actually said famous quotes — many are misattributed!

Compare statistics and guess which number is bigger — test your intuition against real data

Discover the origins of words and trace their linguistic journeys across languages

Follow the chain of citations to find the original source of famous claims and statistics

Determine which headlines are real news and which are AI-generated fabrications

Pitch your startup idea to Grok playing as different venture capitalists. Get tough questions and feedback on your pitch.

Grok gives you sentences in unknown languages. Use clues and context to figure out what they mean.

Grok presents wild claims — you decide if they're real facts or clever fiction. Grok uses real-time data for topical questions.

An interactive choose-your-own-adventure game where every choice branches into a new storyline. Hundreds of possible endings.

Grok tells you three statements — two are true, one is a lie. Use your knowledge to spot the fake fact.

Grok gives you a random acronym and you create the funniest possible expansion. Grok judges the results.

Solve a procedurally generated murder mystery with Grok as your narrator. Interrogate suspects and find the killer.

Play Would You Rather with Grok — featuring increasingly absurd and thought-provoking dilemmas with witty commentary.

Grok pretends to be a famous historical or fictional character. Ask yes/no questions to figure out who Grok is.

Compete with Grok to solve programming challenges using the fewest characters possible. Supports multiple languages.

Debate any topic with Grok in a structured format. Grok takes the opposing view and scores arguments for logical validity.

Challenge yourself with Grok's riddles and brain teasers ranging from easy warmups to mind-bending puzzles.

Compete against Copilot to solve algorithm challenges. Race to implement sorting, searching, and graph algorithms within time limits.