chrome-devtools-mcp Releases

Adds a comprehensive set of new features including device viewport and user agent emulation, file path support for network bodies, background page creation, and stack traces in console messages.

Jan 27, 2026

This release addresses critical security vulnerabilities affecting older Go versions and improves the performance of the proxy plugin through multiplexed connections and mutex-based connection pooling.

Jan 16, 2026

Adds features for opting out of default Chrome launch arguments and saving performance traces to files, alongside fixes for window resizing and extensive documentation updates.

Jan 15, 2026

This release focuses on security hardening and operational reliability, introducing a regex length limit to prevent resource exhaustion. It includes updates to multiple plugins to improve error consolidation and add Kubernetes API rate limiting.

Jan 8, 2026

This patch release improves error handling and stability by logging unhandled rejections instead of crashing. It also makes the bringToFront parameter optional and adds documentation for the auto-connection feature.

Dec 12, 2025

This release introduces support for auto-connecting to an existing Chrome instance and user data directory, enhancing workflow flexibility. It also includes documentation updates regarding accessibility design principles.

Dec 10, 2025

This release optimizes distributed training performance by improving FlexCheckpoint re-sharding, adding full parameter interfaces, and supporting HuggingFace checkpoints. It also fixes memory leaks in pipeline parallelism.

Dec 8, 2025

This release adds geolocation emulation, integrates DevTools issues into console tools, and supports user data directories. It also includes numerous stability fixes regarding error handling, URL parsing, and timeout management.

Dec 3, 2025

A patch release that fixes a critical bug where the application would crash with a 'NoneType' error when attempting to call the lower() method on a None object.

Nov 27, 2025

Nov 22, 2025

This is a major feature release introducing JS runtime support, download history, range selection sliders, and progress indicators. It also includes custom build tools and significant UI and code refactoring.

Nov 22, 2025

A maintenance release that focuses on internal improvements to issue management and navigation. It disables issues in console message listings and simplifies the issue aggregation logic.

Nov 19, 2025

A small bug fix release addressing scenarios where the tool would crash due to no page being selected.

Nov 7, 2025

This release introduces interactive browser controls like keyboard input and page reloading, enhances performance analysis by allowing DOM node fetching, and resolves stability issues related to new tab page iframes.

Nov 5, 2025

This release focuses on improved developer experience by adding Claude marketplace integration, console message filtering, and stable IDs for network requests, alongside dependency bundling for better portability.

Oct 22, 2025

Primarily a bug fix release that addresses issues with snapshot option values, navigation history error messages, and updates the Puppeteer dependency to version 24.24.1.

Oct 13, 2025

Adds the ability to pass custom arguments directly to the Chrome browser instance during initialization.

Oct 10, 2025

Updates documentation to clarify the scope of console messages and network requests, ensuring users understand that data is scoped to the last navigation.

Oct 10, 2025

Enhances network emulation capabilities by adding offline support and introduces tools to retrieve request and response bodies.

Oct 10, 2025

Fixes stability and usability issues including default screen size adjustments, tolerance for empty browser URLs, and guards for performance tracing.

Oct 8, 2025