Gemini 4 Argon scores 70.3 on the Respan Index (#3), ahead of GPT-5.5 at 52.5 (#15). Gemini 4 Argon leads on 5 of the 5 benchmarks both report. Gemini 4 Argon is 2.8x cheaper per token at list price.
* Estimated: no published scores in that category. How the Respan Index works
| LMArena Elo |
| 1525 |
| 1466 |
Higher is better. Each score links to where it was published.