Google hands Gemini 4 Argon to cyber defenders first and undercuts frontier-model pricing

On 30 September 2026, Google unveiled Gemini 4 Argon, a frontier model shipped first to cyber-defence teams in its Fairwind program, without the guardrails that will frame the public release. At $2 per million input tokens and $10 output, with output expanded to 1M tokens, it redraws the economics of frontier models — but no one outside the tester circle can verify it yet.