llm-gemini 0.35 adds support for Gemini 4 Argon model

llm-gemini 0.35 now supports the Gemini 4 Argon model, available via the Gemini API and for $100/month subscribers. Argon launched at $2/million input and $10/million output, priced lower than Claude Opus 5.5 and GPT-6 Astra, but is set to double in price on December 1st. Artificial Analysis benchmark data shows Argon costs $2,407 to run, making it significantly cheaper than OpenAI, Anthropic, and Meta's latest models.