Gemini 4 Argon scores 70.3 on the Respan Index (#3), ahead of GPT-5.6 Sol at 60.6 (#10). Gemini 4 Argon leads on 8 of the 8 benchmarks both report. Gemini 4 Argon is 2.0x cheaper per token at list price.
* Estimated: no published scores in that category. How the Respan Index works
| 13718.16 |
| 9619.37 |
| LMArena Agent (LMArena) | 0.0757 | 0.0645 |
| LMArena Elo | 1525 | 1484 |
| DeepSWE v1.1 | 77.9% | 72.7% |
Higher is better. Each score links to where it was published.