精选理由
Grok 4.3上Bedrock了，支持工具调用和图像输入，做智能体应用很顺手。
Grok 4.3现已上线Amazon Bedrock。该模型支持可配置的推理努力（reasoning effort）、工具调用（tool calling）和结构化输出。它还能处理图像输入并支持有状态的多轮对话。这些能力使其适用于智能体和企业级工作负载。
原文 · AWS Machine Learning Blog
Introducing Grok on Amazon Bedrock
This post covers what makes Grok 4.3 a great fit for agentic and enterprise workloads, how you access it through Amazon Bedrock, and how to use the capabilities most teams reach for first: a basic chat request, configurable reasoning effort, tool calling, structured output, image input, and stateful multi-turn conversations.