grok-3

grok-3

Grok 3 is xAI's debut model, pretrained by Colossus at supermassive scale to excel in specialized domains like finance, healthcare, and the law.
xAI
Direct from Azure
Version: 1
Direct from Azure models are a select portfolio curated for their market-differentiated capabilities:
  • Secure and managed by Microsoft: Purchase and manage models directly through Azure with a single license, consistent support, and no third-party dependencies, backed by Azure's enterprise-grade infrastructure.
  • Streamlined operations: Benefit from unified billing, governance, and seamless PTU portability across models hosted on Azure - all part of Microsoft Foundry.
  • Future-ready flexibility: Access the latest models as they become available, and easily test, deploy, or switch between them within Microsoft Foundry; reducing integration effort.
  • Cost control and optimization: Scale on demand with pay-as-you-go flexibility or reserve PTUs for predictable performance and savings.
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About this model

Grok 3 blends unparalleled intelligence with vast pretraining knowledge, honed on xAI's Colossus supercluster. The model comes equipped with enterprise features, such as:
  • Deep domain expertise: a strong world-knowledge in finance, healthcare, and the law.
  • Instruction-following: follows chain of command and is less likely to refuse queries.
  • Document reasoning: can process extensive and complicated professional documents.
Grok 3 is purpose-built to be the workhorse model for the enterprise, providing a strong foundation for business workflows in any professional field.

Key model capabilities

  • Deep domain expertise: With deep domain expertise in finance, healthcare, law and science, Grok 3 excels at enterprise tasks like financial forecasting, medical diagnosis support, legal document analysis, and scientific research assistance—delivering precise, domain-specific solutions.
  • Extended Context Length: With an extended context length of up to 16k tokens (131K coming soon), Grok 3 processes and understands vast datasets in a single pass—ideal for comprehensive analysis of large documents or complex workflows.
  • Steerability & Chain of Command: Grok 3 is extremely steerable and follows instructions closely. The model is less likely to refuse queries, providing more helpful responses while maintaining safety and ethical standards.
  • Structured outputs: Grok 3 supports structured outputs, enabling developers to specify JSON schemas for AI-powered automations.
  • Functions and Tools support: Like other xAI models, Grok 3 model supports functions and external tools that enable enterprises to build agentic workflows.

Quick facts

Model providerxAI
TypeChat completion
LifecycleRetired
Input typetext
Output typetext
Context window131.072k
Token limits4096 output