Grok 4 Fast Non-Reasoning
by xAI · chat
Low-latency, non-reasoning variant of Grok 4 Fast with 2M context window. Provides instant responses without extended thinking, supporting function calling and structured outputs.
Pricing
Input: $0.19/M tokens · Output: $0.475/M tokens
Capabilities
Vision, Function Calling, JSON Mode, Streaming
Context: 2000K tokens
Max output: 16K tokens
Routes: 2/2 healthy