Changelog

Version 1.27.15

Released: January 04, 2026

Background Bash Tool

Sweep will now default to running the bash tool in the background without opening a new terminal.

Fixes and Improvements

Improved accept/reject code blocks display to only show on hover.
Fixed import suggestions not showing up on Linux machines.
Fixed bug where terminal commands were not immediately visible in the UI.
Rejecting a newly created file now deletes the file as well.
Agent autocomplete now includes all open files.
Fixed bug in agent autocomplete where "_" characters would cause flickering.

Version 1.27.14

Released: December 31, 2025

Fixes and Improvements

Fixed bug where terminal commands were not immediately visible in the UI.

Version 1.27.12

Released: December 28, 2025

Fixes and Improvements

Fixed editor already disposed issues.
Fixed SSE remote MCP capabilities.
Improved UI for thinking blocks.
Fixed a bug where accepting Sweep autocomplete suggestions while native IntelliJ code completion was showing would accept both.

Version 1.27.9

Released: December 17, 2025

Fixes and Improvements

Improved and fixed autoscrolling behaviour in the chat window.
Improved token usage/cost indicator.
Reduced flickering in UI for applied code blocks in the editor.
Autocomplete import suggestions now work better on larger files (5k+ lines).
Fixed an issue where autocomplete import suggestions would not disappear after accepting them.
Improved autocomplete in chat, which can now suggest a wider range of entities.
Fixed a race condition when accepting autocomplete import suggestions.

Version 1.27.7

Released: December 11, 2025

Import Chat History

You can now import your chat history from previous versions of the same IDE.
Previously, upgrading between major versions (e.g., 2025.1.x → 2025.2.x) would wipe your chat history with no recovery option.

Fixes and Improvements

Autocomplete import suggestions now work better on larger files (5k+ lines).
Fixed an issue where autocomplete import suggestions would not disappear after accepting them.
Improved autocomplete in chat, which can now suggest a wider range of entities.
Fixed a race condition when accepting autocomplete import suggestions.

Version 1.27.5

Released: December 08, 2025

Agent Improvements

Autocomplete is now available in the agent chat.
Bash and PowerShell commands now support allowlists for enhanced security.
.env files are now excluded from autocomplete by default (configurable in Sweep settings).

Fixes

Fixed a bug where ESC would not properly reject autocomplete suggestions.
Fixed an issue with the bash tool where cancelling a command too quickly would still allow the command to run.
Fixed bug with remote MCP auth flow for certain remote MCP servers.
Fixed a threading issue when disabling conflicting autocomplete plugins.
Fixed a bug with displaying filename only codeblocks.

Version 1.27.4

Released: December 07, 2025

Agent Improvements

Autocomplete is now available in the agent chat.
Bash and PowerShell commands now support allowlists for enhanced security.
.env files are now excluded from autocomplete by default (configurable in Sweep settings).

Fixes

Fixed a bug where ESC would not properly reject autocomplete suggestions.

Version 1.27.3

Released: December 04, 2025

Autocomplete Import Suggestions Beta

If Sweep suggests code that requires imports, this beta feature will now allow Sweep to suggest a follow-up suggestion to import the unresolved reference.
If you would like to test out this feature, please join our Discord!

Fixes

Fixed an issue with PyCharm where Sweep would cause PyCharm to use a lot of CPU.
Fixed an edge case with MCP servers where null values would not be accepted by Sweep in the environment.
Fixed an issue where nested inline Chinese characters were not rendered properly on Windows.
Fixed a bug where code blocks being displayed in the tool window would zoom in endlessly.
Fixed a bug where code blocks produced by Sweep would have error highlighting.
Improved heap memory usage by dynamically unloading messages that are off the screen.

Version 1.27.0

Released: December 01, 2025

Remote MCP Servers

Remote MCP servers that implement the OAuth 2.0/2.1 flow are now fully supported in Sweep.
Let us know if you encounter any issues with setting up MCP servers in our Discord.

Fixes

Fixed an issue where nested inline Chinese characters were not rendered properly on Windows.
Fixed a bug where code blocks being displayed in the tool window would zoom in endlessly.
Fixed a bug where code blocks produced by Sweep would have error highlighting.
Improved heap memory usage by dynamically unloading messages that are off the screen.

Version 1.26.8

Released: November 27, 2025

Improvements

Full syntax highlighting for autocomplete suggestions in all IntelliJ IDEs.
Improved syntax highlighting for code blocks in all languages in chat.
Improved markdown and table rendering in chat.
Better token usage indicator that now updates at every step.

Fixes

Fixed a memory leak relating to editor listeners for autocomplete.
Fixed a UI bug where the AI code review action was doubled.
Fixed a bug that would cause the IDE to slow down when generating multiple code blocks in an LLM response.
Performance improvements to how we render code blocks while streaming.

Version 1.26.6

Released: November 25, 2025

Improvements

Improved syntax highlighting for code blocks in all languages in chat.
Improved markdown and table rendering in chat.
Better token usage indicator that now updates at every step.

Fixes

Fixed a memory leak relating to editor listeners for autocomplete.
Fixed a UI bug where the AI code review action was doubled.
Performance improvements to how we render code blocks while streaming.

Version 1.26.5

Released: November 21, 2025

Autocomplete Accept Key Rebind Support

You can now rebind the default key (Tab) used to accept Sweep autocomplete suggestions.
Please note that some keybindings may cause conflict issues.

Fixes

Fixed regression in Gateway for newer IDE versions where autocomplete would not trigger.
Fixed a minor memory leak when using the agent relating to scrolling.
Fixed a bug where the token usage indicator would not show up.

Version 1.26.4

Released: November 19, 2025

Skills are now supported!

Claude Code skills that you have set up are now supported by Sweep by default!

Fixes

Fixed a performance issue that could cause IDE slowdowns when resizing the Sweep tool window.
Fixed a bug with AI Code Review that could cause the IDE to freeze for large changes.
Bash Tool will now queue multiple bash commands instead of running them in parallel, preventing excessive terminal creation.

Version 1.26.3

Released: November 18, 2025

Autocomplete Syntax Highlighting

Fixed cases where highlighting would show the incorrect colors.
Fixed a rare edge case that would cause the IDE to briefly freeze.

Fixes

Fixed a bug that would cause the IDE to slow down when streaming large unbroken chunks of text.
Fixed a bug that would cause the IDE to use lots of memory while outputting long responses.
Fixed an issue with BYOK for specific IDEs where the key was not being correctly passed to the backend.
Tab to Jump no longer scrolls the editor and jumps directly to the correct position.

Version 1.26.1

Released: November 14, 2025

Autocomplete Syntax Highlighting

Autocomplete suggestion will now have much more syntax highlighting!
Full syntax highlighting for IntelliJ IDEA, PyCharm, WebStorm, PhpStorm and Android Studio
Partial syntax highlighting for Rider, GoLand, CLion, RustRover and RubyMine.
In the coming days we will be working on releasing full syntax highlighting for the ides that currently do not have it.

Fixes

Added stop button when hovering over previous messages while agent is active.
Fixed bug with multiple registered Sweep actions.
Fixed autocomplete bug where popup suggestions couldn't be accepted at the end of the file.
Fixed plugin compatibility issue with the Jmix plugin.
Fixed edge case where some autocomplete suggestions would report out of bounds errors.
Fixed edge cases where syntax highlighting would not show up or was incorrect.
Hotfix: fixed a bug that would cause IDE freezes for certain files.

Version 1.26.0

Released: November 13, 2025

Autocomplete Syntax Highlighting

Autocomplete suggestion will now have much more syntax highlighting!
Full syntax highlighting for Intellij IDEA, PyCharm, WebStorm, PhpStorm and Android Studio
Partial syntax highlighting for Rider, GoLand, CLion, RustRover and RubyMine.
In the coming days we will be working on releasing full syntax highlighting for the ides that currently do not have it.

Fixes

Added stop button when hovering over previous messages while agent is active.
Fixed bug with multiple registered Sweep actions.
Fixed autocomplete bug where popup suggestions couldn't be accepted at the end of the file.
Fixed plugin compatibility issue with the Jmix plugin.
Fixed edge case where some autocomplete suggestions would report out of bounds errors.
Fixed edge cases where syntax highlighting would not show up or was incorrect.

Version 1.25.15

Released: November 12, 2025

Improvements

Improved autocomplete syntax highlighting even further for IntelliJ IDEA, PyCharm, WebStorm and Rider. We are actively working on improving syntax highlighting for the other IDEs as well.
Fixed an issue where syntax highlighting would not work properly depending on cursor position.
Fixed syntax highlighting edge case for autocomplete suggestions one line below cursor.
Beta: Autocomplete now supports changes before and above your cursor. Email team@sweep.dev for access!

Fixes

Added stop button when hovering over previous messages while agent is active.
Fixed bug with multiple registered Sweep actions.
Fixed autocomplete bug where popup suggestions couldn't be accepted at the end of the file.
Fixed plugin compatibility issue with the Jmix plugin.
Fixed edge case where some autocomplete suggestions would report out of bounds errors.

Version 1.25.14

Released: November 11, 2025

Improvements

Improved autocomplete syntax highlighting even further for IntelliJ IDEA, PyCharm, WebStorm and Rider. We are actively working on improving syntax highlighting for the other IDEs as well.
Fixed an issue where syntax highlighting would not work properly depending on cursor position.
Beta: Autocomplete now supports changes before and above your cursor. Email team@sweep.dev for access!

Fixes

Added stop button when hovering over previous messages while agent is active.
Fixed bug with multiple registered Sweep actions.
Fixed autocomplete bug where popup suggestions couldn't be accepted at the end of the file.

Version 1.25.13

Released: November 10, 2025

Improvements

Improved autocomplete syntax highlighting even further for IntelliJ IDEA, PyCharm, WebStorm and Rider. We are actively working on improving syntax highlighting for the other IDEs as well.
Beta: Autocomplete now supports changes before and above your cursor. Email team@sweep.dev for access!

Fixes

Add to Sweep button is now disabled by default (enable in Settings -> Advanced).
Global popup prompting you to keep/undo changes will not appear for inline edits.
Fixed a bug with disabling conflicting autocompletes.
Fixed race condition with syntax coloring in autocomplete.

Version 1.25.12

Released: November 06, 2025

Improvements

Improved autocomplete syntax highlighting! This is a V1, and we plan to continue improving it.
Beta: Autocomplete now supports changes before and above your cursor. Email team@sweep.dev for access!

Fixes

Add to Sweep button is now disabled by default (enable in Settings -> Advanced).

Version 1.25.10

Released: November 02, 2025

Improvements

Significant performance improvements - the agent is now much faster and more responsive.
Click the token usage icon to always show pricing information for better cost transparency.

Version 1.25.9

Released: October 31, 2025

Improvements

Get Errors tool now pulls errors surfaced by external code inspections, giving Sweep a more complete understanding of issues with your code files.
Added the AI Code Review action which can be triggered via Search Everywhere (Shift + Shift)

This will give Sweep the diffs between your current branch and the default branch.

Bug Fixes

Improved performance of autocomplete import suggestions and fixed rare edge cases where it could cause IDE freezes.

Version 1.25.8

Released: October 30, 2025

Autocomplete Improvements

Fixed a bug where imports would not be suggested.
Made import suggestions more sticky and harder to accidentally reject.
Fixed threading issues with import suggestions in specific IDEs.
Improved autocomplete pop up rendering UI.
Autocomplete popups now rerender less frequently.
Fixed a bug where autocomplete imports would continue appearing after accepting them.

Improvements and Bug Fixes

Fixed a bug where the Get Errors tool did not return all errors present in the file in specific IDEs (RustRover, PyCharm, PHPStorm, WebStorm).
Sweep no longer overrides shortcuts and instead will prompt you to update any shortcuts that may have conflicts.
Fixed an issue in gateway where the auth flow would be triggered on every single IDE restart.

Version 1.25.6

Released: October 28, 2025

Autocomplete Improvements

Fixed a bug where imports would not be suggested.
Made import suggestions more sticky and harder to accidentally reject.
Fixed threading issues with import suggestions in specific IDEs.
Improved autocomplete pop up rendering UI.
Autocomplete popups now rerender less frequently.
Fixed a bug where autocomplete imports would continue appearing after accepting them.

Improvements and Bug Fixes

Fixed a bug where the Get Errors tool did not return all errors present in the file in specific IDEs (RustRover, PyCharm, PHPStorm, WebStorm).

Version 1.25.4

Released: October 26, 2025

Autocomplete Improvements

Improved autocomplete pop up rendering UI.
Autocomplete popups now rerender less frequently.

Improvements and Bug Fixes

Fixed a bug where autocomplete imports would continue appearing after accepting them.

Version 1.25.3

Released: October 25, 2025

Autocomplete Improvements

Improved autocomplete pop up rendering UI.
Autocomplete popups now rerender less frequently.

Improvements and Bug Fixes

Added the ability to cancel bash commands Sweep runs without having to stop the conversation.
Fixed memory leak issues with Sweep calling the bash tool.
Fixed a rendering bug that would cause previous messages to flicker when hovering over them due to the scroll bar.
Fixed background color mismatch for previous user messages.
Fixed an issue where the action plan was not populated properly in planning mode.

Version 1.25.2

Released: October 24, 2025

Autocomplete Improvements

We now leverage IntelliJ's built-in import system to suggest follow-up suggestions when Autocomplete suggests code with unresolved references.
Fixed a bug where Autocomplete's clipboard contents could be out of date.
Fixed font size issues for foreign languages when suggesting changes on Windows.
Added support for foreign punctuation when suggesting changes on Windows (i.e. Chinese period)

Improvements and Bug Fixes

Fixed a rare edge case that would cause the IDE to crash relating to tracking clipboard changes.
Fixed a double disposal issue with Sweep.
Fixed file pathing edge cases for Windows systems.

Version 1.24.10

Released: October 21, 2025

Chat UX Improvements

Previous chat messages are now displayed at the top.

Improvements and Bug Fixes

Fixed a Bash Tool regression where the Bash Tool would cause the chat to hang.
Fixed a bug with how Sweep interacted with the GitLab integration.
Fixed memory leaks with the Error Reporting System.
Fixed thread cancellation issues with Autocomplete.

Version 1.24.9

Released: October 20, 2025

Chat UX Improvements

Previous chat messages are now displayed at the top.

Improvements and Bug Fixes

Fixed a bug with integers in MCP tool input.
Improved loading performance from history for large conversations.
Improvements to autoscroll for new chats.
Improvements to change navigation.

Version 1.24.7

Released: October 16, 2025

MCP Servers and Agent UX Improvements

MCP Support is out of beta! Configure this via Sweep Settings > MCP Servers

Improvements and Bug Fixes

Fixed a bug with integers in MCP tool input.
Improved loading performance from history for large conversations.
Added "Fix with Sweep" option to errors via More Actions menu.
Fixed index issues with autocomplete.

Version 1.24.5

Released: October 12, 2025

BYOK

BYOK is now available for GLM-4.6 and Sonnet 4.5. Configure this via Sweep Settings > BYOK.
We plan on supporting more models in the future.

Improvements and Bug Fixes

Fixed an issue with Sweep failing to create files on Windows machines.
Resolved memory leaks related to icon and button listeners.
Fixed ripgrep processes not canceling properly on large codebases, preventing IDE slowdown.

Version 1.24.4

Released: October 10, 2025

Improvements

We now have an Ask mode where you can ask Sweep questions without access to edit tools. Use this purely to explore your codebase.
We released a new autocomplete model that provides more relevant suggestions!
Diff-level commit messages are now available. Select individual changes to generate commit messages for them.
Improve prompt for inline edits and follow up inline edits.

Bug Fixes

Resolved memory leaks related to icon and button listeners.
Fixed ripgrep processes not canceling properly on large codebases, preventing IDE slowdown.
(Gateway) Fixed custom actions being duplicated in the action menu.
(Gateway) Fixed Cmd+J shortcut not properly focusing the chat input box.

Version 1.24.3

Released: October 09, 2025

Improvements

We now have an Ask mode where you can ask Sweep questions without access to edit tools. Use this purely to explore your codebase.
We released a new autocomplete model that provides more relevant suggestions!
Diff-level commit messages are now available. Select individual changes to generate commit messages for them.

Bug Fixes

Resolved memory leaks related to icon and button listeners.
Fixed ripgrep processes not canceling properly on large codebases, preventing IDE slowdown.
(Gateway) Fixed custom actions being duplicated in the action menu.
(Gateway) Fixed Cmd+J shortcut not properly focusing the chat input box.

Version 1.24.2

Released: October 08, 2025

File Autocomplete

We now utilize IntelliJ search to provide file autocomplete results.
Improves reliability and relevant results.

Bug Fixes

Fixed a bug in WebStorm where missing imports were not reported to Sweep as an error.
Fixed a race condition with file autocomplete during IntelliJ indexing.
2025.3 versions of IDEs are now supported.

Version 1.24.0

Released: October 06, 2025

Web Fetch tool

Sweep now has access to both Web Search and Web Fetch that you can enable for desired conversations with Sweep.
Allows Sweep to open URLs you provide it.

Sweep Quick Actions

Expanded menu for quick actions available after highlighting code in editor.
Create your own quick actions for commonly used prompts.
New quick actions added by default: Explain Code and Add Documentation.

Version 1.23.7

Released: September 30, 2025

New Features

AGENTS.md files are now supported!
You can now navigate between multiple files in chat mode!
Improved performance and reduced latency for GPT-5 models.

Bug Fixes

Fixed bug where new files in chat mode would be split into multiple changes.

Version 1.23.6

Released: September 26, 2025

Performance Improvements

Improved indexing speed on Git branch changes that would cause the IDE to slow down.
Improved rendering of tool calls with extremely large results through lazy loading and virtualization to prevent UI freezes.

Bug Fixes

Fixed bug where @-mention highlights wouldn't properly update.
Fixed highlighting logic in chat mode where red highlights would be duplicated.
Fixed a bug with autocomplete offsets erroring near end of files.
Fixed a bug with the Apply Patch tool not allowing full file paths for gpt-5 models.
Fixed bug where thinking blocks would block scrolling when expanded.

Version 1.23.4

Released: September 24, 2025

Performance & Indexing Improvements

Improved @-mention indexing speed.
GPT 5 performance and prompting improvements (faster and smarter agent).
Added custom commit message templates via "sweep-commit-template.md".

Bug Fixes

Fixed bug where @-mention highlights wouldn't properly update.
Fixed highlighting logic in chat mode where red highlights would be duplicated.

Version 1.23.2

Released: September 21, 2025

🌐 Web Search Tool

Added web search capability to Sweep
Enable web search by clicking the globe icon next to the image upload button

Bug Fixes

Fixed a bug with keyboard shortcuts being overridden on every restart
Fixed a bug where excessive UI re-renders, causing lag or temporary IDE freezes
Fixed an autocomplete bug related to line height

Version 1.23.0

Released: September 17, 2025

Bug Fixes

Fixed race condition in Chat History where switching chats could overwrite one another
Fixed bug where Chat History entries were duplicated when stopping streams early
Fixed Autocomplete bugs related to requiring ReadAction
Improved File Autocomplete scoring system

🤖 Agent Improvements

Fixed Get Errors tool issue where it wouldn't raise errors for missing imports in PyCharm
Get Errors tool now waits up to 30 seconds for project indexing before timing out

Version 1.22.11

Released: September 11, 2025

🤖 Agent Improvements

Fixed Get Errors tool issue where it wouldn't raise errors for missing imports in PyCharm
Get Errors tool now waits up to 30 seconds for project indexing before timing out

🎨 UI/UX Improvements

Fixed planning mode bug where "Run Plan" didn't include the generated plan in new threads
Bash tool now triggers VFS refresh so IntelliJ updates correctly when files are created/moved, matching built-in terminal behavior
Fixed autocomplete errors related to cancellations and index out of bounds

Version 1.22.9

Released: September 09, 2025

🤖 Agent Improvements

List Files tool now includes gitignored files
Agent handles deleting content better

🎨 UI/UX Improvements

Added chat renaming to help organize and find older conversations
Fixed planning mode bug where "Run Plan" didn't include the generated plan in new threads
Fixed Bash tool hanging under certain conditions

Version 1.22.7

Released: September 07, 2025

🤖 Agent Improvements

Agent response is 2 seconds faster
Agent's code editing is more reliable
Eager prompt compacting - Prevents 30-60 second delays when running out of context
Fixed race conditions in agent streaming that caused stability issues during real-time responses

⚡ Autocomplete Enhancements

New model for more accurate and eager next edit autocompletes
Significantly faster autocomplete requests and searches
Eliminated ghost text flicker when typing parentheses
Prevent disabling autocomplete functionality when agent's changes are present in other files
Fixed escape key conflicts with Vim that was previously blocked by tab to jumps

🎨 UI Improvements

Enhanced popup scrolling behavior when reviewing proposed changes - scroll to change is now enabled when there's one change remaining
Refreshed interface for recent chats with better navigation and history browsing
Improved file navigation reliability - resolved crashes in chat mode and restored click-to-navigate functionality using on-release instead of on-click

Version 1.22.5

Released: September 03, 2025

🤖 Agent Improvements

Agent response is 2 seconds faster
Agent's code editing is more reliable
Eager prompt compacting - Prevents 30-60 second delays when running out of context
Fixed race conditions in agent streaming that caused stability issues during real-time responses

⚡ Autocomplete Enhancements

New model for more accurate and eager next edit autocompletes
Significantly faster autocomplete requests and searches
Eliminated ghost text flicker when typing parentheses
Prevent disabling autocomplete functionality when agent's changes are present in other files
Fixed escape key conflicts with Vim that was previously blocked by tab to jumps

🎨 UI Improvements

Enhanced popup scrolling behavior when reviewing proposed changes - scroll to change is now enabled when there's one change remaining
Refreshed interface for recent chats with better navigation and history browsing
Improved file navigation reliability - resolved crashes in chat mode and restored click-to-navigate functionality using on-release instead of on-click

Bring Your Own Key (BYOK)