# Grok Build 0.1

Grok Build 0.1 is a xAI language model (limited access) released May 19, 2026; xAI's newest language model in our dataset is Grok 4.7. Proprietary, API access only. xAI's coding model trained for agentic coding workflows, in early access since May 19, 2026. Verified against vendor sources on Oct 26, 2026.

Last verified: 2026-10-26 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/grok-build-0-1 · JSON: https://theagenticweekly.com/api/models/grok-build-0-1

## Key facts

| Fact | Value | Source |
|---|---|---|
| Vendor | xAI |  |
| Released | May 19, 2026 | https://docs.x.ai/docs/release-notes |
| API id | `grok-build-0.1` | https://docs.x.ai/docs/release-notes |
| Context window | 256,000 tokens (256K) | https://docs.x.ai/docs/models |
| Input | text, image | https://docs.x.ai/docs/models |
| Output | text | https://docs.x.ai/docs/models |
| Licence | Proprietary (API) | https://docs.x.ai/docs/models |
| Pricing | $1 in / $2 out per 1M tokens | https://docs.x.ai/docs/models |

## What we tested

Nothing yet. We have not run Grok Build 0.1 ourselves, so every fact here is Reported from the sources below.

## Not verified, left out

- The release notes describe the model as "currently in early access".

## 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.