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xAI: Grok 4.20 is a multimodal AI model by xAI. It features a 2M token context window, $1.25/1M input tokens pricing.
| Input (Prompt) | $1.25 |
| Output (Completion) | $2.50 |
| Cache Read | $0.20 |
| Cache Write | Free |
| Context Length | 2M |
| Max Output Tokens | N/A |
| Input Modalities | Text + Image + File |
| Output Modalities | Text |
| Tokenizer | Grok |
xAI: Grok 4.20 costs $1.25/1M input tokens and $2.50/1M output tokens.
xAI: Grok 4.20 supports a context window of 2M tokens, which is approximately 1000 pages of text.
No, xAI: Grok 4.20 is a paid model. Check the free models page for zero-cost alternatives.
See the alternatives section above for models with similar capabilities. You can also compare xAI: Grok 4.20 head-to-head with any model on our comparison page.
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