Grok 4.3 is a xAI model tracked in Sim. It supports a 1M token context window. Pricing starts at $1.25/1M input tokens and $2.5/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.
Grok 4.20 Multi Agent 0309 is a xAI model tracked in Sim. It supports a 1M token context window. Pricing starts at $1.25/1M input tokens and $2.5/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.
Grok 4.6 is a xAI model tracked in Sim. It supports a 500k token context window. Pricing starts at $2/1M input tokens and $6/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.
When each model was first publicly available.
grok-4.6
grok-4.5
grok-4.3
grok-4-latest
grok-4-0709
grok-4-1-fast-reasoning
grok-4-1-fast-non-reasoning
grok-4-fast-reasoning
grok-4-fast-non-reasoning
grok-code-fast-1
grok-4.20-0309-reasoning
grok-4.20-0309-non-reasoning
grok-4.20-multi-agent-0309
grok-3-latest
grok-3-fast-latest
OpenAI's models
Anthropic's Claude models
Google's Gemini models
DeepSeek's chat models
Sim currently tracks 15 xAI models including Grok 4.6, Grok 4.5, Grok 4.3, Grok 4 Latest, Grok 4 0709, Grok 4.1 Fast Reasoning, and more.
Grok 4.6 is the default xAI model in Sim.
Grok Code Fast 1 currently has the lowest listed input price at $1/1M tokens.
Grok 4.3 currently has the largest listed context window at 1M tokens.
All xAI models in Sim support tool use and function calling, allowing agents to invoke external APIs, query databases, and run custom actions.