Last refreshed 2026-05-20. Next refresh: weekly.
Why use Grok Code Fast 1 on Microsoft Foundry?
Microsoft Foundry offers Grok Code Fast 1 with competitive pricing. Microsoft Foundry is a unified Azure platform-as-a-service offering for enterprise AI operations, model builders, and application development.
Compare Grok Code Fast 1 across 3 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: grok-code-fast-1grok-code-fast-1Request example
grok-code-fast-1.Gotchas
No curated gotchas have been sourced for this exact provider/model route yet.
Compare Grok Code Fast 1 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenRouter | $0.20 | $1.50 |
| Microsoft Foundry | — | — |
| xAI Console | $1.25 | $2.50 |
Capabilities
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.
FAQ
What is the context window for Grok Code Fast 1 on Microsoft Foundry?
Grok Code Fast 1 supports a 256k token context window on Microsoft Foundry.
How does Microsoft Foundry compare to other Grok Code Fast 1 providers?
Grok Code Fast 1 is available from 3 providers. The cheapest input pricing is $0.2/1M tokens from OpenRouter.
What API model ID do I use for Grok Code Fast 1 on Microsoft Foundry?
Use the model ID grok-code-fast-1 when calling Microsoft Foundry's API.
Who created Grok Code Fast 1?
Grok Code Fast 1 was created by xAI as part of the Grok 4 model family.
Is Grok Code Fast 1 open source?
Grok Code Fast 1 is not open source; the seed data lists it as proprietary.