Pricing and context window via OpenRouter, 2026-11-11.
xAI released Grok 4.6 with a 500K token context window and multimodal input support (text, image, file), now available via OpenRouter's API. The company claims it is their smartest model yet, with frontier performance on coding, knowledge work, and STEM tasks, though no independent benchmark scores were disclosed.
| Benchmark | Score | Rank | Source |
|---|---|---|---|
| Arena Elo | 1456 Elo | 46 of 140 | LMArena, Nov 2026 ↗ |
| GPQA | 93.8% | 9 of 162 | Artificial Analysis, Aug 2026 ↗ |
| Speed (tok/s) | 68 tok/s | 71 of 100 | Artificial Analysis, Nov 2026 ↗ |
Rank is against every model in our database with a sourced score on that benchmark, each counted once with its best score.
xAI has released Grok 4.6, a text-and-image model featuring a 500K token context window. The model is priced at $2.00 per million input tokens and $6.00 per million output tokens, and is available now through OpenRouter's API.