Gemini 4 Argon matches GPT-6 Astra and hallucinates far less in early tests

Google’s Gemini 4 Argon is level with OpenAI’s GPT-6 Astra in early independent tests. It scored 53 on the Artificial Analysis Intelligence Index, the same as GPT-6 Astra and one point ahead of GPT-6.1 Sol, Artificial Analysis said. Anthropic’s Claude Opus 5.5 still leads the index, with 58.