Grok Code Fast 1
No estimate
No hardware requirements for this model
The weights for this model have not been published, so it cannot be downloaded or run on your own hardware at any size. It is reachable only through its provider, and no graphics card changes that.
On record
Full specification
Everything on record for this model. Most of it describes how it was trained rather than how it runs — useful context for judging how much work went into it, and how it compares with models built at a different scale.
Origin
Who built this model, where, and when it was published.
- Organisation
- xAI
- Organisation type
- Industry
- Country
- United States of America
- Published
- 28 August 2025
What it does
The problem areas the model was built for. A model can carry several of each.
- Domain
- Language
- Task
- Language modeling/generation, Code generation, Code autocompletion
Size
How large the model is and how much data it was trained on. Parameters are the figure that decides whether it fits on a given graphics card.
- Training data
- tokens
Availability
Whether you can obtain the model and run it on your own hardware, which is what decides if any of the graphics-card figures on this page apply.
- Weights
- Closed — provider access only
- Model access
- API access
- Training code
- Unreleased
"available to end users via third-party partners and through the enterprise-focused xAI API"
How it is classified
Labels the source dataset applies when tracking notable models, and how confident it is in the entry.
- Record confidence
- Unknown
Sources
Where this record came from and when it was last checked.
- Reference
- Grok Code Fast 1 Model Card
- Last updated
- 28 November 2025
What the numbers mean
What this model is
Grok Code Fast 1 was published by xAI, in United States of America, in August 2025. The organisation is categorised as industry.
It works in Language, and is recorded as doing language modeling/generation, Code generation, Code autocompletion.
Because the weights are not available, none of the hardware figures elsewhere on this site apply to it.
Answers
Grok Code Fast 1 — common questions
What GPU do I need to run Grok Code Fast 1?
None. Grok Code Fast 1 is a closed model — its weights were never published, so it cannot be downloaded or run on your own hardware at any price. It is reachable only through its provider.
Is Grok Code Fast 1 open source?
No. Grok Code Fast 1 has not had its weights published, so it exists only as a service controlled by its owner.
How many parameters does Grok Code Fast 1 have?
No parameter count has been published for Grok Code Fast 1, which is why no memory or speed figure appears on this page.
Who created Grok Code Fast 1?
Grok Code Fast 1 was published by xAI, based in United States of America, categorised as industry.
When was Grok Code Fast 1 released?
Grok Code Fast 1 was published in August 2025.
What is Grok Code Fast 1 used for?
Grok Code Fast 1 works in Language, and is recorded as handling language modeling/generation, Code generation, Code autocompletion. Models frequently carry more than one of each, and the tags describe purpose rather than capability limits.
The other direction
Looking at it from the other side?
This page starts from the model. If you already own a card and want to know everything it will run, start from the hardware instead.