# Grok 4.6 model ID appears in OpenRouter's catalog

> The ID `x-ai/grok-4.6` showed up in OpenRouter's public model-list API on 2026-08-21, listed at 500,000 context and named "SpaceXAI: Grok 4.6". This is a catalog observation only — no xAI announcement was checked or is claimed, and the entry could be a test, alias, or placeholder.

| | |
|---|---|
| **Tool** | xAI |
| **Version** | — |
| **Kind** | announcement |
| **Published** | unknown |
| **Observed** | 2026-08-21 |
| **Significance** | 3/5 |
| **Breaking** | no |
| **Categories** | new-model, model-support, context-window |

> **Note:** this classification is below our confidence threshold and is pending human review.

## What changed


- Model ID: `x-ai/grok-4.6`
- Catalog name: SpaceXAI: Grok 4.6
- Listed context length: 500,000
- Source endpoint: `https://openrouter.ai/api/v1/models`
- First seen 2026-08-21; absent from the prior read of the same endpoint
- Not a vendor announcement — an ID in a third-party catalog can precede, follow, or never coincide with one


## Sources

- [api_models_endpoint](https://openrouter.ai/api/v1/models) — retrieved 2026-08-21


## Community

_No curated reactions recorded. Facts and community takes are kept in separate layers
and never blended._

---
Canonical: https://changelogs.info/xai/grok-4-6-model-id-appears-in-openrouter-s-catalog
Entity: https://changelogs.info/xai
Event ID: `evt_2026-08-21_xai_new-model-id-in-openrouter-s-public-catalog-x-ai-grok-4-6`
Licence: event synthesis © changelogs.info, CC BY 4.0. Linked sources belong to their vendors.