GPT-5.6 Sol vs Grok 4.6
Grok 4.6 is cheaper on output tokens ($6 vs $10 per 1M), and GPT-5.6 Sol has the larger context window (1.1M). The best choice depends on your task — and with Vincony you don't have to pick just one.
| Spec | GPT-5.6 Sol | Grok 4.6 |
|---|---|---|
| Provider | OpenAI | xAI |
| Intelligence Index | 60.9 | 60.9 |
| Context window | 1.1M | 500K |
| Input price /1M | $2 | $2 |
| Output price /1M | $10 | $6 |
| Input | file, image, text | text, image, file |
Prices are per 1M tokens, indicative pricing via OpenRouter (updated 2026-08-22); a provider's own list price may differ. Intelligence Index via Artificial Analysis (higher is better). Highlighted cells mark the stronger value in each row.
Frequently asked questions
Is GPT-5.6 Sol or Grok 4.6 cheaper?
Grok 4.6 is cheaper on output tokens ($6 vs $10 per 1M). Input is $2 vs $2.
Which has a bigger context window, GPT-5.6 Sol or Grok 4.6?
GPT-5.6 Sol has the larger context window at 1.1M tokens, versus 500K for the other.
Can I use both GPT-5.6 Sol and Grok 4.6 in one place?
Yes. Vincony aggregates 800+ models — including GPT-5.6 Sol and Grok 4.6 — into one interface with Compare Chat, so you can send the same prompt to both and compare outputs side by side on a single credit-based plan.