O3 Code Changelog https://code.o3.dev/changelog The latest updates, improvements, and new features in O3 Code. en-us Wed, 03 Jun 2026 08:51:47 GMT Automations, CLI, and Slack bot https://code.o3.dev/changelog/2026-05-18-teams-slack-sdk-workspaces Mon, 18 May 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-05-18-teams-slack-sdk-workspaces O3 Code 2.0 is in open beta! https://code.o3.dev/changelog/2026-04-27-hosts-settings-terminal-sessions Mon, 27 Apr 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-04-27-hosts-settings-terminal-sessions Chat UX overhaul, v2 early access, brand refresh, and standalone CLI https://code.o3.dev/changelog/2026-04-20-v2-workspace-brand-cli Mon, 20 Apr 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-04-20-v2-workspace-brand-cli Mobile agents, SOC 2 pen test passed, and theme marketplace https://code.o3.dev/changelog/2026-03-30-mobile-agents-themes-editor Mon, 30 Mar 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-03-30-mobile-agents-themes-editor Review tab, task creation, project-level presets, and run button https://code.o3.dev/changelog/2026-03-23-review-tab-presets-run Mon, 23 Mar 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-03-23-review-tab-presets-run Configurable agent settings, streamlined workspace modal, and tab and pane enhancements https://code.o3.dev/changelog/2026-03-16-v2-workspace-agent-settings Mon, 16 Mar 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-03-16-v2-workspace-agent-settings New workspace modal, CodeMirror editor, file icons, and cross-workspace search https://code.o3.dev/changelog/2026-03-09-codemirror-workspace Mon, 09 Mar 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-03-09-codemirror-workspace Chat view generally available, open worktree with prompt, and create new project from template https://code.o3.dev/changelog/2026-03-02-desktop-v1-mastra-prompts-onboarding Mon, 02 Mar 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-03-02-desktop-v1-mastra-prompts-onboarding Copilot, Cursor Agent, and Gemini support, plus chat overhaul https://code.o3.dev/changelog/2026-02-23-chat-overhaul-multi-agent-new-project Mon, 23 Feb 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-02-23-chat-overhaul-multi-agent-new-project Chat improvements, desktop automation, and in-app browser https://code.o3.dev/changelog/2026-02-16-browser-linux-improvements Mon, 16 Feb 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-02-16-browser-linux-improvements New Diff view, early Chat GUI preview, and powerful preset settings https://code.o3.dev/changelog/2026-02-09-sidebar-ux-chat-improvements Mon, 09 Feb 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-02-09-sidebar-ux-chat-improvements Performance and memory leak fixes, file explorer, and terminal upgrades https://code.o3.dev/changelog/2026-02-02-file-explorer-workspace-improvements Mon, 02 Feb 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-02-02-file-explorer-workspace-improvements Terminal tab arrangement, docs support, and Ghostty https://code.o3.dev/changelog/2026-01-27-terminal-tab Tue, 27 Jan 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-01-27-terminal-tab Expanded changes view, organization settings, and diff improvements https://code.o3.dev/changelog/2026-01-20-changes-org-settings Tue, 20 Jan 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-01-20-changes-org-settings Task list view, diff scrollbar highlights, and shell environment fix https://code.o3.dev/changelog/2026-01-13-task-list-shell-env Tue, 13 Jan 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-01-13-task-list-shell-env Sidebar overhaul, workspaces page, and workspace status indicators https://code.o3.dev/changelog/2026-01-06-sidebar-workspaces-status Tue, 06 Jan 2026 00:00:00 GMT https://code.o3.dev/changelog/2026-01-06-sidebar-workspaces-status Electric SQL sync, Linear integration, and required updates https://code.o3.dev/changelog/2025-12-30-required-updates-electric-sync Tue, 30 Dec 2025 00:00:00 GMT https://code.o3.dev/changelog/2025-12-30-required-updates-electric-sync SQLite database, Sentry tracking, and Features section https://code.o3.dev/changelog/2025-12-23-sqlite-sentry-features Tue, 23 Dec 2025 00:00:00 GMT https://code.o3.dev/changelog/2025-12-23-sqlite-sentry-features Resizable sidebar, multiple terminal tabs, and port visibility https://code.o3.dev/changelog/2025-12-16-workspace-improvements Tue, 16 Dec 2025 00:00:00 GMT https://code.o3.dev/changelog/2025-12-16-workspace-improvements