Pricing and context window via OpenRouter, 2026-11-15.
Gemini 4 Argon is Google's new frontier model, increasing output token capacity from 64K to 1M tokens and claiming leading scores on coding, cybersecurity, automation, and video understanding benchmarks. It replaces the canceled Gemini 3.5 Pro and is rolling out first to Google AI Ultra subscribers and paid API customers.
| Benchmark | Score | Rank | Source |
|---|---|---|---|
| AA Intelligence Index | 50.4 index | 9 of 49 | Artificial Analysis, Nov 2026 ↗ |
| Arena Elo | 1522 Elo | 2 of 141 | LMArena, Nov 2026 ↗ |
| Speed (tok/s) | 65 tok/s | 74 of 101 | Artificial Analysis, Nov 2026 ↗ |
| Hallucination (Summarization) (lower is better) | 12.1% | 39 of 49 | Vectara, Nov 2026 ↗ |
Rank is against every model in our database with a sourced score on that benchmark, each counted once with its best score.
Google has announced Gemini 4 Argon as its new frontier model, featuring a 1M output token limit (up from 64K) and claimed leads on coding, cybersecurity, and automation benchmarks. The model is rolling out first to Google AI Ultra subscribers and paid API customers.