Gemini 4 Argon launches at $2/$10 per million tokens, doubling on December 1
Simon Willison · rss · 2026-10-14
- llm-gemini 0.35 adds support for Gemini 4 Argon, available today via the Gemini API and $100/month subscribers.
- Pelican SVG test: excellent at low/medium/high settings; the high-tier image cost 17.166 cents.
- Pricing: $2/M input, $10/M output — same as GPT-6 Sol, half of Claude Opus 5.5, 1/5 of Claude Fable 5.1 and GPT-6 Astra; doubles on December 1 to match Opus 5.5.
- Artificial Analysis benchmark total cost: $2,407, near GLM-5.3 and well below OpenAI/Anthropic/Meta's latest; still cheaper than GPT-6 Astra after the price doubling.
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