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.

Claude Code adds Claude Haiku 5.5 as its default Haiku model

Claude Code 2.1.293 adds Claude Haiku 5.5, which becomes the default Haiku model on the Anthropic API, with a 1M-token context window.

Cline for Desktop cloud sessions get the same models as Cline on the web

Cloud sessions can use Cline Usage-Billing, ClinePass, and ClineFree models, and a new cloud session waits until a model is ready before sending.

Lovable apps can add live voice conversations with GPT Live

Apps built with Lovable can add live voice conversations to their AI features with GPT Live; Lovable sets up the conversation you describe.

Codex CLI 0.160 adds opt-in Guardian review context and task history browsing

Browse older tasks in the agent command center, start sessions outside a project with workspace defaults, and opt in to Guardian review capabilities that include context from agent handoffs.

Lovable Enterprise workspaces can keep AI processing in the EU

Workspace admins and owners on Enterprise plans can enable EU inference, which runs the workspace's AI model requests on providers in the European Union.

OpenCode 1.18.34 signs macOS CLI binaries with a Developer ID

Sends namespaced session identity headers with model requests and signs macOS CLI release binaries so they run reliably on newer macOS versions.

Antigravity 2.19 lets you message subagents directly

Send messages straight to a subagent from the message box, export rendered Markdown as a PDF, and revert only the conversation when you undo.

Zed 1.22 adds model choice for subagents and BYOK for GPT-6.1 Sol

This week's release adds BYOK support for GPT-6.1 Sol, on-the-fly model selection for new subagents, and automatic subagent compaction.

Kiro IDE 1.2 runs multi-agent Workflows in the background

IDE 1.2 introduces Workflows, strengthens safeguards for untrusted workspaces, and adds enterprise controls for sign-in methods.

GPT-6.1 Sol becomes available in GitHub Copilot

OpenAI's GPT-6.1 Sol is added to the models available in Copilot.

Codex CLI 0.159 lets new input steer Codex mid-response

Opt-in instant_interrupt lets new input steer Codex during model responses or long-running code-mode calls; new sessions get a compact welcome screen.

Antigravity 2.18 adds a plugin marketplace

A new Customizations tab and marketplace for discovering, installing, and managing plugins.

Claude Sonnet 5.5 added as the default Sonnet model (v2.1.284)

Release v2.1.284 adds Claude Sonnet 5.5, now the default Sonnet model on the Anthropic API.

Claude Sonnet 5.5 becomes available in GitHub Copilot

Anthropic's Claude Sonnet 5.5 is added to the models available in Copilot.

Kiro CLI 2.25 adds Power management and V3 output styles

Install and uninstall Powers from chat or the command line, choose V3 output styles, and automate session teardown with a new Hook.

Build apps for Meta devices, plus newer OpenAI and Anthropic models

The weekly update adds building for Meta devices, app creation through Muse, inline data charts, and new OpenAI and Anthropic models.

Amp runners can be shared with a whole workspace

Start a runner with --share and everyone in the workspace can start threads on that machine from ampcode.com.

Zed 1.21 adds BYOK for Claude Opus 5.5 and GPT-6 models

Adds BYOK support for Claude Opus 5.5 and GPT-6 Astra, Sol, and Luna, a language server command picker, and a setting that keeps the system awake during long agent turns.

Gemini CLI v0.61 hardens against indirect prompt injection

Core security hardening prevents indirect prompt injection via build file modifications and untrusted flags, and hardens filesystem boundaries.

Rollouts and Security Review bots launch on Teams and Enterprise

Rollouts monitors each pull request as it deploys and reports per-environment health; Security Review posts exploitable-bug findings on every PR.

OpenHands 1.23 ships a universal macOS desktop build

The desktop app ships as a universal macOS DMG with per-architecture bundled runtimes.

Junie CLI adds Claude Opus 5.5, GPT-6 Sol and Luna, and Grok 4.7

Junie CLI release 26.9.22 (3419.7) adds support for Grok 4.7, Claude Opus 5.5, and GPT-6 Sol and GPT-6 Luna.

v0 widens model choice, with Enterprise owner controls

An updated model picker lets users browse and add AI Gateway models; Enterprise team owners control whether custom models are allowed.

Claude Opus 5.5 added as the default Opus model (v2.1.280)

Release v2.1.280 adds Claude Opus 5.5, now the default Opus model.

AGENTS.md support: read when a project has no CLAUDE.md (v2.1.277)

Release v2.1.277: in a project with no CLAUDE.md, Claude Code reads AGENTS.md instead.

Custom API connectors for Agent enter beta on Pro and Enterprise

Teams can connect Agent to APIs outside Replit's integration library by adding an endpoint and authentication.

Warp adds native shell completions and fzf and atuin hand-off

Trigger fzf (ctrl-r or ctrl-t) and atuin from Warp, and get native shell completions alongside Warp's built-in completion specs.

Bolt Forge, an agent on open-source models, starts a research preview

Bolt Forge joins Standard and Max as a third agent running open-source models with a larger usage allowance; it is included with individual Pro plans, and a $9/month Forge-only Bolt Lite plan opens a waitlist.

Augment's IntelliJ plugin asks before reading sensitive files

IntelliJ plugin v0.491.0: the agent asks for approval before reading .env files, private keys, certificates, and credential-named files, and MCP over HTTP now uses the configured proxy.

Cline releases Cline Desktop, an open-source app for open-weight models

Cline releases an early version of Cline Desktop, an open-source desktop app focused on open-weight models, available for Mac with a Windows beta.

claude plugin eval runs a plugin's eval suite with scored results (v2.1.269)

Release v2.1.269 adds `claude plugin eval` for reproducible, scored plugin evaluations.

Fusion harness comes to Devin Desktop and CLI

Cognition makes its Fusion model harness available in Devin Desktop and the Devin CLI.

v0 team chats become visible to the team by default

New chats created in a team workspace are visible to the team by default; owners can change the default visibility.

Projects launches in beta for long-running, multi-agent work

A coordinator agent plans larger bodies of work and delegates to cloud and local agents, keeping shared context across months. Rolling out to all users.

Remote agent hosts: connect to agents over SSH (v3.10.23)

SSH hosts can be saved and selected from the location picker, and sessions recover their transcript after reconnecting.

Warp adds first-class support for Grok Build sessions

Warp detects Grok Build sessions, adds branded chrome in the footer, and enables rich input mode.

Cascade is removed; Devin Local becomes the only agent (v3.9.19)

Existing Cascade conversations can be migrated with the Continue in Devin Local prompt.

Scheduled daily backups for production databases

Scheduled backups create one full restore point per day, with a configurable retention period.

Claude Fable 5.1 added as the default Fable model (v2.1.257)

Release v2.1.257 adds Claude Fable 5.1, now the default Fable model.

Codex in Ona follows the organization's configured model access

Inherited Codex access tokens no longer override the model access configured for the organization.

Intelligent model routing picks model and effort level automatically

Selecting Auto lets Replit route each part of the work to the model and effort level that balance quality and cost.

Cloud agents can start from scratch without a connected repository

Work is saved to a Cursor Origin repo; live previews forward to the browser, with optional publishing through Vercel.

Codex in Ona gives clearer error messages

When a run cannot continue, messages focus on what happened and what to do next, with a reference ID tied to the support bundle.

JetBrains launches free on-device Junie Local for Mac

Junie Local runs a tuned local model entirely on the user's Mac with no credits or quota and no code leaving the machine.

Cloud agents gain event subscriptions, custom modes, and per-subagent VMs

Agents can watch PRs, Slack threads, or schedules and wake on events; subagents can run on their own virtual machines.

GitHub Copilot desktop app becomes generally available

The GitHub Copilot app for agent-driven development is now generally available on macOS, Windows and Linux.

Factory announces Factory 2.0, moving from coding agents to software factories

Factory announces Factory 2.0, describing a shift from individual coding agents to organization-wide, agent-native systems covering the development lifecycle.

Google releases Antigravity 2.0 standalone agent desktop app

Antigravity 2.0 is a separate agent-first desktop application for macOS, Linux and Windows with no IDE, adding dynamic subagents and async tasks.

Zed reaches version 1.0

Zed declared version 1.0 of its Rust-built editor, citing broad language, Git, SSH remoting and debugger coverage across platforms.

Windsurf 2.0 bundles Devin cloud agent into self-serve plans

Windsurf 2.0 made the Devin cloud agent available inside the editor, included with every self-serve plan and billed against existing quota.

Replit launches Agent 4

Replit introduced Agent 4, adding design variants on an infinite canvas and background task handling.

Gemini 3.1 Pro becomes available in Jules

Jules adds Gemini 3.1 Pro as an available model.

OpenAI launches the Codex desktop app for macOS

The Codex app is a macOS desktop interface for running parallel agent threads with worktrees, Git tooling, skills and automations.

OpenHands 1.0.0 ships on the new software-agent-sdk

OpenHands releases version 1.0.0, rebuilt on its new software-agent-sdk, and moves the OpenHands CLI to its own repository.

Google launches Antigravity in free public preview

Google introduced Antigravity, an agent-first development platform, available in public preview at no charge with Gemini 3 Pro rate limits.

TRAE SOLO coding agent becomes generally available

Trae's SOLO responsive coding agent left beta, adding SOLO Coder with plan mode and sub-agent orchestration.

OpenCode 1.0 ships with rewritten TUI

OpenCode 1.0 replaced its Go/Bubbletea terminal UI with an in-house OpenTUI framework written in Zig and SolidJS.

Cursor 2.0 launches with Composer model and multi-agent interface

Cursor 2.0 introduced Composer, its first in-house coding model, and an agent-centric interface for running multiple agents in parallel.

Claude Code on the web launches as research preview

Anthropic introduced Claude Code on the web, letting users delegate coding tasks from the browser to sessions on Anthropic-managed cloud infrastructure.

Lovable launches Lovable Cloud and Lovable AI

Lovable launches Lovable Cloud for built-in databases, authentication and storage, and Lovable AI for adding AI features to apps by prompting, with free monthly AI credits on every plan.

Jules launches Jules Tools, a command-line interface

Google launches Jules Tools, a CLI for controlling the Jules agent from the terminal; the Jules API follows on October 3, 2025.

Copilot coding agent becomes generally available

GitHub's asynchronous Copilot coding agent, which works via GitHub Actions and opens draft pull requests, is now generally available to all paid Copilot subscribers.

Replit launches Agent 3 with in-browser app testing

Replit introduced Agent 3, which tests apps in a browser, fixes issues automatically, and can generate other agents and automations.

AWS introduces Kiro agentic IDE in preview

Kiro launched as a spec-driven agentic IDE in preview.

Google launches open-source Gemini CLI with free tier

Google released Gemini CLI as an open-source terminal agent, free with a personal account at 60 requests/minute and 1,000/day during preview.

Warp 2.0 launches as an Agentic Development Environment

Warp releases Warp 2.0, repositioning the product as an Agentic Development Environment built around agent workflows. The same release raises AI usage limits on Pro and Turbo and adds pay-as-you-go overages.

Cursor 1.0 ships with Bugbot and Background Agent for all users

Cursor 1.0 added Bugbot automated PR review, memories in beta, one-click MCP setup, Jupyter support, and general availability of Background Agent.

Claude Code becomes generally available alongside Claude 4

Anthropic made Claude Code generally available with the Claude 4 launch, adding beta VS Code and JetBrains extensions and a Claude Code SDK.

OpenAI launches Codex cloud agent research preview

OpenAI introduced Codex, a cloud software engineering agent powered by codex-1, initially for ChatGPT Pro, Business and Enterprise users.

Amazon Q Developer brings its agentic coding experience to VS Code

AWS makes an interactive agentic coding experience available in the Amazon Q Developer extension for Visual Studio Code, at no additional cost for both Free and Pro tier users.