Grok
Free tierxAI's witty, real-time AI — has live access to X (Twitter) data and minimal content restrictions.
Free tier available·All audiences·Powered by xAI·API available
Key strengths
real-time X dataless restricted responsesimage generation (Aurora)deep research
Free tier + paid plans · from $8 USD/mo
San Francisco, US
Founded 2023
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Grok is built on xAI's Grok-3 model family. Unique capability: real-time access to X (Twitter) posts, trends, and user data — useful for social listening and current events analysis. The xAI API is OpenAI-compatible. Grok 3 is a frontier model competitive with GPT-4o and Claude Sonnet on coding and reasoning benchmarks.