Grok 4.7 is cheaper than Llama 3.1 405B at $1.6/M vs $2.7/M input tokens.
| Spec | Grok 4.7 | Llama 3.1 405B |
|---|---|---|
| Input price | $1.6/M tokens | $2.7/M tokens |
| Output price | $4.8/M tokens | $3.1/M tokens |
| Context window | 500K tokens | 128K tokens |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Sep 2026 | Jul 2024 |
Not enough votes to call it. On the specs, nothing separates them.
Grok 4.7 wins input (1.7× cheaper)·Llama 3.1 405B wins output (1.5× cheaper)
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.