Anthropic Enhances Claude Code with Diff Viewer and Expanded Access

Published on January 27, 2026 | Translated from Spanish
Screenshot of the Claude Code interface showing the side-by-side diff viewer with highlighted code in a modern editor.

Anthropic Improves Claude Code with Diff Viewer and Expanded Access

The company Anthropic has renewed its programming assistance tool, Claude Code, incorporating features that change how developers work. The update focuses on giving users more control and flexibility during the code writing process. 🚀

An Integrated Diff Viewer Transforms Code Review

The main novelty is a diff viewer that works within the tool's chat. Now, when code modifications are requested, the system displays a side-by-side comparison before applying the changes. This allows for detailed examination of which lines are added, removed, or altered, making the process of approving adjustments faster and safer.

Key Advantages of the Integrated Viewer:
  • Allows direct comparison of code versions in the same interface.
  • Helps reduce errors by clearly visualizing each proposed modification.
  • Streamlines the workflow by maintaining control over changes in the codebase.
For those who ask to see the differences but then don't read them, at least now it will be faster to confirm there's nothing new.

More Ways to Access and Use the Tool

Anthropic has also modified how programmers can access Claude Code. The tool is now available through multiple entry points, including integrations in popular development environments. This change aims to adapt to diverse work habits and make assistance present right where the code is written.

New Access Methods Implemented:
  • Opens new avenues for more users to try the tool.
  • Facilitates integrating assistance into the daily workflow without constantly switching applications.
  • Responds to the need for coding help in the immediate development context.

Impact on the Developer's Workflow

These combined improvements aim to make Claude Code a more practical and less disruptive tool. The diff viewer empowers the programmer to review with confidence, while the expanded access options remove barriers to using AI assistance. The ultimate goal is to optimize how code is written and maintained. 💻