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Using Grok Code Fast 1 on xAI Console

Implementation guide · Grok 4 · xAI

Serverless

xAI Console exposes Grok Code Fast 1 through model ID grok-code-fast-1. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-07-10. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at xAI Console and generate an API key.
  2. 2
    Use the xAI Console SDK or REST API to call grok-code-fast-1 — see the documentation for request format.
  3. 3
    You'll be billed $1.25/1M input, $2.50/1M output tokens. See full pricing.
API PortalDocumentationPricingModel Card

Code Examples

See xAI Console documentation for integration details.

Pricing on xAI Console

TypePrice (per 1M)
Input tokens$1.25
Output tokens$2.50

Capabilities

JSON / Tool useStructured Outputs

About Grok Code Fast 1

xAI's Grok Code Fast 1 is a code-specialized Mixture-of-Experts model released August 27, 2025. It was retired on May 15, 2026; xAI lists grok-build-0.1 as its direct replacement for current coding-agent work.

Full model details →

Model Specs

Released2025-08-27
Parameters314B
Context262k
ArchitectureMixture of Experts

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Also available on(2)

OpenRouter$0.20/1MMicrosoft Foundry
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Provider

xAI Console
xAI Console

xAI

Burlingame, California, United States