Claude 4.6 Sonnet vs Grok 4
Direct spec comparison of Claude 4.6 Sonnet (from Anthropic) and Grok 4 (from xAI). Want a 3- or 4-way comparison? Open the multi-model tool →
 Claude 4.6 SonnetAnthropic |  Grok 4xAI | |
|---|---|---|
| Vendor | Anthropic | xAI |
| Family | Claude | Grok |
| Release date | — | 2025-07-09 |
| Context window | 200,000 tokens | 256,000 tokens |
| Parameters | — | — |
| Modality | text, vision | text |
| License | proprietary | proprietary |
| Source | proprietary | proprietary |
| Description | — | — |
| Links |
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