Cursor 1.3 - Smarter Agent Planning & Faster Context Handling

29 juillet 2025 · 3 minutes de lecture

Cursor Development Team

info

This release brings major improvements to Agent planning capabilities, context handling, and performance optimizations.

Key Improvements

Intelligent Task Breakdown: Agents now intelligently decompose complex tasks, generating clearer dependency graphs to help developers better understand long-term task execution paths.
Dynamic Task Queue: Added a dynamic task queue feature, allowing developers to adjust task priorities in real-time. Agents optimize execution order based on task dependencies.

Context Cache Optimization: Improved the context caching mechanism, reducing redundant loading overhead and speeding up context switching by 40%.
Enhanced Multi-Language Support: Added support for more programming languages, including Rust and Go, improving the accuracy of code completion and error detection.

Faster Tab Completions: Tab completions are now even faster, with an average reduction of 50ms in response time, boosting development efficiency.
Memory Management Improvements: Optimized memory management strategies, reducing memory usage, especially when handling large codebases.

VS Code Upgraded to 2.0: Integrated the latest VS Code 2.0 version, bringing more native feature optimizations.
Enhanced Slack Integration: Improved the clarity and responsiveness of Slack notifications, making it easier for developers to track task statuses.
Active Tab in Chat: Chat now remembers which tab was active when switching between conversations.
Right-click directory and Send to Chat: Quickly send directory contents to chat for analysis by right-clicking in the file explorer.
Checkpoints work with Notebooks: Notebooks now support the same checkpoint functionality as regular files.
Improved security by removing denylist: Replaced denylist approach with allowlists for auto-run commands.
Removed Manual mode from chat: Simplified chat interface by removing the manual mode option.
New extension monitor: Available from the command palette after enabling in application settings.

Fixed occasional stuttering issues in the Agent task queue.
Resolved bugs related to context cache failures.
Extension marketplace supports custom URLs: Now allows custom extension marketplace URLs.
Background Agent fixes: Various stability improvements for background agents.

Extension allowlist configuration: Team admins can now configure an extension allowlist for their organization.