Skip the Framework: Build Your Own Agents with the Anthropic SDK

Developers often conflate Claude Code with building custom agents, wasting time searching for frameworks when the core agentic loop is simple enough to implement directly. Understanding the distinction between Anthropic's managed CLI tool and a custom SDK-based agent clarifies the right tool for each use case. The article demonstrates that a fully functional agent requires minimal code, encouraging developers to own their implementation rather than rely on abstracted frameworks.