xAI has rolled out the Grok 4.20 Beta model, placing significant emphasis on enhancing the accuracy of factual information. Based on the assessments conducted by Artificial Analysis, this model has reached an unprecedented peak, boasting a 78% non-hallucination rate in the AA Omniscience test. Moreover, it has attained an intelligence index of 48 points when operating in reasoning mode. The model can handle a context window of up to 2 million tokens and offers a more competitive edge, with costs ranging from $2 to $6 per million tokens.
