Grok 3 Mini Launches on API with Function Calling and 30% Lower Pricing Than Grok 3

xAI released Grok 3 Mini via its developer API, a distilled variant of Grok 3 with full function-calling support and a 30% price reduction compared to the flagship model. Grok 3 Mini targets coding assistant and tool-use agent applications, with benchmark scores competitive with GPT-4o Mini on MMLU and HumanEval. The model is also integrated into X Premium and the Grok iOS/Android apps.