ToolClaudeClaude Code

Claude Code adds .docx support and Code Mode

Original title: Claude Code 2.1.323

Plain language

What it is: Claude Code version 2.1.323 has been released. It introduces an experimental feature called Code Mode and adds support for uploading Word documents in .docx format.
How it works: In Code Mode, Claude writes JavaScript to call its tools. The update also adds an options menu that appears when a model runs out of usage credits.
Where it is available: Code Mode can be turned on or off in the settings, or disabled for an entire organization. The Word document support is available in the Artifact tool asset uploads.
Example: A user can upload a .docx file directly as an asset in the Artifact tool.

What it is: Claude Code v2.1.323 introduces an experimental Code Mode and enforces plugin version ranges using the engines field in plugin.json. Plugins outside their stated version range will not be installed, updated, or loaded.
How it works: In Code Mode, Claude writes JavaScript to invoke its tools. The update also adds TypeScript type checking for a plugin's hooks module during the claude plugin validate command.
Where it is available: These changes apply to the Claude Code CLI, plugins, SDK sessions, and Claude Desktop integrations.
Example: A developer can run the claude plugin validate command to check for type errors in their plugin's TypeScript hooks.

The headline and explanation on this page are based on Anthropic's post. The full details are in the original.

Claude Code 2.1.323