aiqbench analysis
Pricing is promotional: Gemini 4 Argon's rates double on December 1, 2026, and thinking tokens bill as output, so cost estimates should account for reasoning-heavy workloads. Caching is implicit only, and the 77.9% DeepSWE score is Google's own figure, not an independent benchmark. For developers, the practical news is LiteLLM's same-day gateway support for routing and spend tracking across providers.
Gemini 4 Argon API Pricing and Day 0 Support on LiteLLM

Gemini 4 Argon costs $2.00 per 1M input tokens and $10.00 per 1M output tokens until Nov 30. LiteLLM supports it on day 0 on AI Studio and Google Cloud.
LiteLLM now supports Gemini 4 Argon on Day 0. Use it on Google AI Studio and Gemini Enterprise Agent Platform (formerly Vertex AI) through the LiteLLM AI Gateway. Spend, rate limits and logs are in one place. Input: $2.00 / MTok Output: $10.00 / MTok. Thinking tokens bill as output. Cache read: $0.10 / MTok. Argon supports implicit caching only. On December 1, 2026, these prices double to $4.00 input, $20.00 output and $0.20 cache read. Prices on every provider: https://models.litellm.ai/models 77.9% on DeepSWE v1.1, per…
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