# Grok 4.6

Grok 4.6 is a xAI language model released Aug 12, 2026; xAI's newest language model in our dataset is Grok 4.7. Proprietary, API access only. xAI's Grok 4.6 frontier model for coding, agentic tasks and knowledge work, available on the API since Aug 12, 2026 with a 500k context window. Verified against vendor sources on Oct 26, 2026.

Last verified: 2026-10-26 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/grok-4-6 · JSON: https://theagenticweekly.com/api/models/grok-4-6

## Key facts

| Fact | Value | Source |
|---|---|---|
| Vendor | xAI |  |
| Released | Aug 12, 2026 | https://docs.x.ai/docs/release-notes |
| API id | `grok-4.6` | https://docs.x.ai/docs/release-notes |
| Context window | 500,000 tokens (500K) | https://docs.x.ai/docs/release-notes |
| Input | text, image | https://docs.x.ai/docs/release-notes |
| Output | text | https://docs.x.ai/docs/release-notes |
| Licence | Proprietary (API) | https://docs.x.ai/docs/models |
| Pricing | $2 in / $6 out per 1M tokens. Below 200k prompt tokens; $4 / $1 / $12 per 1M tokens (input / cached input / output) above 200k. | https://docs.x.ai/docs/release-notes |

## What we tested

Nothing yet. We have not run Grok 4.6 ourselves, so every fact here is Reported from the sources below.

## Sources

- [xAI release notes](https://docs.x.ai/docs/release-notes)
- [xAI models and pricing](https://docs.x.ai/docs/models)

Data licence: CC BY 4.0. Data: Agentic Weekly (https://theagenticweekly.com), CC BY 4.0.