TL;DR

Zed now offers significant AI Agent improvements, including shareable skill links, faster responses with “Fast Mode” for Anthropic and OpenAI, and more granular control over agent permissions.

New

• AI Agent Skills: Share agent skills via links and import them directly from GitHub Markdown URLs.
• Agent Performance: “Fast Mode” is available for Anthropic and OpenAI models, offering quicker responses at a higher cost.
• Agent Permissions: Enhanced agent sandboxing allows requesting write access to specific file paths, improving security.

Fixes Worth Knowing

• Fixed an issue preventing worktree creation when resolving the default branch failed.
• Resolved a problem with an empty model dropdown in GitHub Copilot Chat for newer SDK builds.
• Improved Mermaid diagram rendering for speed and accuracy.

Before You Upgrade

• If you rely on custom agent rules, review the new skill sharing and import features to understand how they might interact with your existing setup.

TL;DR

Zed now supports “Skills” for the Agent (AI assistant), allowing for more complex and customized interactions, alongside a global configuration file for consistent agent behavior across projects.

New

• Agent Skills: Enhance agent capabilities with custom instructions and functionality.
• Global Agent Configuration: Use AGENTS.md for project-wide agent instructions.
• Improved Diagrams: Faster and more accurate Mermaid diagrams are now rendered.

Fixes Worth Knowing

• GitHub Copilot Chat now correctly displays available models.
• Fixed issues with image output from Agent tools not reloading.
• Resolved OAuth authentication failures with certain MCP servers.

Before You Upgrade

If you use custom MCP servers, ensure your OAuth client registration is still valid after upgrading.

TL;DR

Zed now supports GPT 5.5 and GPT 5.5 Pro via OpenAI, alongside Claude Opus 4.7, and introduces a new bookmarking feature for enhanced code navigation.

New

• Bookmarks: Add, navigate, and manage bookmarks directly within the editor.
• AI Model Support: Added support for GPT 5.5 and GPT 5.5 Pro (OpenAI) and Claude Opus 4.7.
• Improved Fuzzy Search: Fuzzy matching is improved across the command palette, branch picker, and more.

Fixes Worth Knowing

• Fixed issues with agent threads disappearing after upgrades or archiving.
• Resolved crashes related to Git worktrees, token counting, and ACP server processes.
• Fixed problems with scratch buffers being lost and stale Git state on Windows.
• Improved stability and usability of the agent sidebar and thread switcher.

Before You Upgrade

If you previously experienced missing agent threads, this release will automatically migrate and surface them in the sidebar or archive view.

TL;DR

Zed now includes parallel agents, a new feature allowing multiple AI agents to work concurrently on your code, significantly speeding up complex tasks.

New

• Parallel Agents: Run multiple AI agents simultaneously.
• Claude Opus 4.7: Added support for the latest Claude model (BYOK).
• Scroll Wheel Zoom: Adjust editor font size with your mouse wheel (enable with mouse_wheel_zoom setting).

Fixes Worth Knowing

• Git Branch Picker: Now displays full branch names.
• Thread Migration: Fixed an issue where agent threads disappeared after upgrading.
• File Rename: Corrected file renaming to properly handle " copy" suffixes.
• ACP Conversations: Resolved duplicated prompts in AI-powered chat.

Before You Upgrade

Enable mouse_wheel_zoom in settings if you want to use scroll wheel font size adjustment.