# xAI: Grok 4.20

`x-ai/grok-4.20` — **openrouter** · CHAT

> xAI: Grok 4.20 (x-ai/grok-4.20) is a chat model from openrouter with a 2M-token context window; capabilities tools, reasoning, vision; input image, pdf, text; output text.

| Field | Value |
| --- | --- |
| Vendor | openrouter |
| Kind | CHAT |
| Context window | 2,000,000 tokens |
| Indicative price (US list) | $1.25 in / $2.5 out per 1M tokens (indicative US list — verify with vendor) |
| Cited capability index | intelligence index 37 (cited from Artificial Analysis — verify at the source) |
| Input modalities | image, pdf, text |
| Output modalities | text |
| Capabilities | tools, reasoning, vision |
| Knowledge cutoff | 2025-09-01 |
| Sources | artificial-analysis, committed, openrouter-api |
| Last verified | 2026-07-24 |

*Part of the [Model Catalog](https://openviglet.github.io/model-catalog/) — [openrouter models](https://openviglet.github.io/model-catalog/models/openrouter/) · [Vendor JSON](https://openviglet.github.io/model-catalog/by-vendor/openrouter.json) · [HTML](https://openviglet.github.io/model-catalog/models/openrouter/x-ai-grok-4.20.html)*