AI Coding change log

Junie Eco mode hands implementation to a lower-cost model

Eco mode uses the selected model to plan and a cheaper model to implement and test; JetBrains reports about half the model cost per task in internal benchmarks. It is generally available in Junie CLI 26.10.20 and later. Date is the post's publication date from the page metadata.

GitHub Copilot Fusion becomes generally available

Copilot Fusion routes and orchestrates models per task at Standard, High or Max effort, on all Copilot plans, with a limited-time 30% discount on model costs for paid plans.

GitHub Agentic Workflows become generally available

Agentic Workflows, which run coding agents inside GitHub Actions from natural-language Markdown definitions, reach general availability; the default Copilot CLI engine requires a Copilot license.

Antigravity 2.28 adds a built-in browser and any-file attachments

The Antigravity App adds a built-in browser in the side panel, a built-in PDF viewer, and attachments of any file type up to 20 MB.

OpenCode 2.2 adds Desktop plugins and a refreshed desktop app

OpenCode 2.2.0 lets users create, install and share experimental Desktop plugins, refreshes the desktop app, and removes the OpenCode GitHub Action.

GPT-6.1 Terra becomes available in Codex

GPT-6.1 Terra, a fast model with image understanding and computer use, becomes available in Codex and ChatGPT Work on Plus, Pro, Business, Enterprise and Edu plans.

Devin Desktop 3.11 rebuilds the Agent Window on the Devin web app interface

Devin Desktop (formerly Windsurf) 3.11.212 brings the Devin web app's sessions sidebar, Automations, Review and Wiki into the Agent Window, with side-by-side sessions and file, change and terminal views.

Kiro adds memory across sessions in the IDE and CLI

Kiro IDE 1.4.0 and Kiro CLI 2.29.0 add memory that carries preferences, conventions and corrections between sessions; it is off by default.

Cursor's Agent SDK becomes generally available

The Agent SDK lets teams define an agent as a folder of code, test it with evals, and deploy it to Cursor or their own infrastructure.

Amp becomes an agent in Linear

Assigning or mentioning Amp on a Linear issue starts a Linear Agent Session and spawns an orb; the session also appears in Amp's sidebar.

Cline begins rolling out Cline Cloud sessions

Cline 4.1.25 starts a gradual rollout of Cloud sessions: tasks run in a hosted sandbox on a chosen GitHub repo and branch and keep running after the editor closes.

Lovable launches Growth tools for finding customers

Growth tools turn a goal such as a signup target into a plan built from the app, its audience and its traffic, from the same chat used to build.

Cursor opens the Origin App Marketplace to public submissions

Origin integrates with over 20 apps for deployments, CI, code review, security, monitoring and project management, and the marketplace opens to public submissions.

Gemini 4 Argon rolls out in Antigravity for Google AI Pro and Ultra

Google brings Gemini 4 Argon to the Antigravity desktop app and CLI for Google AI Pro and Ultra subscribers and eligible Gemini Enterprise subscriptions.

Gemini 4 Argon arrives in Devin Desktop at 75% off through October 27

Cognition adds Gemini 4 Argon to Devin Desktop and the Devin CLI, combining Google's 50% introductory pricing with an extra 50% discount in Devin through October 27, 2026.

GPT-6.1 Sol Ultrafast arrives in Codex for Pro $500 and eligible Enterprise and Edu

An Ultrafast mode speeds up GPT-6.1 Sol token generation in Codex, limited to the Pro $500 plan and eligible Enterprise and Edu plans (off by default for Enterprise).

TRAE 3.6 launches the Agent window for multi-agent work

TRAE v3.6.0 adds an agent-centric workspace for orchestrating multiple agents across projects, with cloud tasks and scheduled tasks.