Latest AI coding agent releases

Releases, breaking changes and regression signals for Claude Code, Codex CLI, Cursor, OpenCode, Gemini CLI and Google Antigravity – pulled from official sources.

Claude Code
latest 2.1.305 · Oct 20, 2026
OpenAI Codex CLI
latest rust-v0.164.0-alpha.7 · Oct 20, 2026
Cursor
latest cloud-agent-canvases-and-environment-improvements · Oct 16, 2026
OpenCode
latest 1.19.3 · Oct 16, 2026
Gemini CLI
latest 0.65.0 · Oct 20, 2026
Google Antigravity
latest 1.4.0 · Oct 16, 2026

Newest first

Gemini CLI 0.65.0 Not enough data yet
Oct 20, 2026 · Release v0.65.0
Gemini CLI 0.66.0-preview.0 Not enough data yetbreaking/deprecationpre-release
Oct 20, 2026 · Release v0.66.0-preview.0
Claude Code 2.1.305 Not enough data yetbreaking/deprecation
Oct 20, 2026 · v2.1.305
OpenAI Codex CLI rust-v0.164.0-alpha.7 Not enough data yetpre-release
Oct 20, 2026 · 0.164.0-alpha.7
Gemini CLI 0.66.0-nightly.20261020.g76e4d7c04 Not enough data yetpre-release
Oct 20, 2026 · Release v0.66.0-nightly.20261020.g76e4d7c04
OpenAI Codex CLI rust-v0.164.0-alpha.6 Not enough data yetpre-release
Oct 19, 2026 · 0.164.0-alpha.6
Claude Code 2.1.304 Not enough data yetbreaking/deprecation
Oct 19, 2026 · v2.1.304
OpenAI Codex CLI rust-v0.164.0-alpha.5 Not enough data yetpre-release
Oct 19, 2026 · 0.164.0-alpha.5
OpenAI Codex CLI rust-v0.164.0-alpha.4 Not enough data yetpre-release
Oct 19, 2026 · 0.164.0-alpha.4
Gemini CLI 0.66.0-nightly.20261019.ged96faedf Not enough data yetpre-release
Oct 19, 2026 · Release v0.66.0-nightly.20261019.ged96faedf
Claude Code 2.1.303 Not enough data yet
Oct 18, 2026 · v2.1.303
Gemini CLI 0.66.0-nightly.20261018.ged96faedf Looks safepre-release
Oct 18, 2026 · Release v0.66.0-nightly.20261018.ged96faedf
OpenAI Codex CLI rust-v0.164.0-alpha.3 Not enough datapre-release
Oct 17, 2026 · 0.164.0-alpha.3
Gemini CLI 0.66.0-nightly.20261017.ged96faedf Looks safebreaking/deprecationpre-release
Oct 17, 2026 · Release v0.66.0-nightly.20261017.ged96faedf
Claude Code 2.1.302 Some reports – check listbreaking/deprecation
Oct 16, 2026 · v2.1.302
OpenAI Codex CLI rust-v0.164.0-alpha.2 Not enough datapre-release
Oct 16, 2026 · 0.164.0-alpha.2
OpenAI Codex CLI rust-v0.164.0-alpha.1 Not enough datapre-release
Oct 16, 2026 · 0.164.0-alpha.1
OpenCode 1.19.3 Looks safe
Oct 16, 2026 · v1.19.3
OpenCode 1.19.2 Not enough data
Oct 16, 2026 · v1.19.2
Gemini CLI 0.66.0-nightly.20261016.gdebf42324 Looks safepre-release
Oct 16, 2026 · Release v0.66.0-nightly.20261016.gdebf42324
Google Antigravity CLI 1.4.0 No issue tracker databreaking/deprecation
Oct 16, 2026 · OSC 7501 terminal status reporting, alt+m message queue toggle, and enhanced agy plugin validate diagnostics
Cursor cloud-agent-canvases-and-environment-improvements No issue tracker data
Oct 16, 2026 · Cloud Agent Canvases and Environment Improvements
OpenAI Codex CLI rust-v0.163.0 Not enough databreaking/deprecation
Oct 15, 2026 · 0.163.0
Claude Code 2.1.301 Many reports – consider waitingbreaking/deprecation
Oct 15, 2026 · v2.1.301
OpenCode 1.19.1 Not enough databreaking/deprecation
Oct 15, 2026 · v1.19.1
OpenAI Codex CLI rust-v0.163.0-alpha.10.2 Not enough datapre-release
Oct 15, 2026 · 0.163.0-alpha.10.2
Google Antigravity CLI 1.3.6 No issue tracker databreaking/deprecation
Oct 15, 2026 · Claude 5.5 models via ADC, enhanced Auto mode sandbox reviews, colorized Commit Tree in /diff, and model stall recovery
Google Antigravity App 2.24.0 No issue tracker databreaking/deprecation
Oct 15, 2026 · Redesigned side panel, /compact, and model choice for automations
OpenAI Codex CLI rust-v0.163.0-alpha.10.1 Not enough datapre-release
Oct 14, 2026 · 0.163.0-alpha.10.1
Claude Code 2.1.300 Many reports – consider waitingbreaking/deprecation
Oct 14, 2026 · v2.1.300
OpenAI Codex CLI rust-v0.163.0-alpha.11 Not enough datapre-release
Oct 14, 2026 · 0.163.0-alpha.11
Claude Code 2.1.299 Many reports – consider waitingbreaking/deprecation
Oct 14, 2026 · v2.1.299
Gemini CLI 0.65.0-nightly.20261014.g42c518220 Looks safebreaking/deprecationpre-release
Oct 14, 2026 · Release v0.65.0-nightly.20261014.g42c518220
Google Antigravity CLI 1.3.5 No issue tracker databreaking/deprecation
Oct 14, 2026 · Auto mode for autonomous command approvals, on-demand /compact conversation summarization, and syntax highlighting with folding in /diff
Gemini CLI 0.64.0 Not enough databreaking/deprecation
Oct 13, 2026 · Release v0.64.0
Gemini CLI 0.65.0-preview.0 Not enough datapre-release
Oct 13, 2026 · Release v0.65.0-preview.0
OpenAI Codex CLI rust-v0.163.0-alpha.10 Not enough datapre-release
Oct 13, 2026 · 0.163.0-alpha.10
OpenAI Codex CLI rust-v0.163.0-alpha.9 Not enough datapre-release
Oct 13, 2026 · 0.163.0-alpha.9
OpenAI Codex CLI rust-v0.163.0-alpha.8 Not enough datapre-release
Oct 13, 2026 · 0.163.0-alpha.8
Gemini CLI 0.65.0-nightly.20261013.g51617c1bc Looks safepre-release
Oct 13, 2026 · Release v0.65.0-nightly.20261013.g51617c1bc
Google Antigravity CLI 1.3.4 No issue tracker databreaking/deprecation
Oct 13, 2026 · JSON output for plugin listing, default thinking level selection, and browser settings synchronization for Remote Control
Google Antigravity App 2.23.1 No issue tracker data
Oct 13, 2026 · Fix for the license picker during sign-in
Cursor origin-app-marketplace No issue tracker data
Oct 13, 2026 · Origin App Marketplace
Gemini CLI 0.65.0-nightly.20261012.g9b6e0265d Looks safepre-release
Oct 12, 2026 · Release v0.65.0-nightly.20261012.g9b6e0265d
Google Antigravity App 2.23.0 No issue tracker databreaking/deprecation
Oct 12, 2026 · Permissions picker, full-screen media viewer, and .zip attachments
Google Antigravity IDE Extensions 1.8.0 No issue tracker databreaking/deprecation
Oct 12, 2026 · Cumulative multi-turn inline diff reviews, automatic external disk-change detection, and reliability fixes for inline diff restoration and s
Google Antigravity IDE Extensions 1.0.261012 No issue tracker data
Oct 12, 2026 · Fixes for conversation history persistence across Visual Studio restarts, chat input focus after agent file edits, and multi-turn diff revie
Google Antigravity SDK 0.1.22 No issue tracker databreaking/deprecation
Oct 12, 2026 · Dynamic workflow orchestration, in-memory skill definitions, and configurable per-step output token limits
OpenCode 1.19.0 Looks safebreaking/deprecation
Oct 11, 2026 · v1.19.0
Gemini CLI 0.65.0-nightly.20261010.g9b6e0265d Looks safepre-release
Oct 10, 2026 · Release v0.65.0-nightly.20261010.g9b6e0265d
OpenAI Codex CLI rust-v0.163.0-alpha.5 Not enough datapre-release
Oct 10, 2026 · 0.163.0-alpha.5
Google Antigravity CLI 1.3.3 No issue tracker databreaking/deprecation
Oct 10, 2026 · Pinned prompt headers, MCP always-load tools, plugin agents.json, and sandbox protection for user application data
Gemini CLI 0.64.0-preview.1 Not enough datapre-release
Oct 09, 2026 · Release v0.64.0-preview.1
OpenAI Codex CLI rust-v0.162.1 Not enough data
Oct 09, 2026 · 0.162.1
Claude Code 2.1.296 Some reports – check listbreaking/deprecation
Oct 09, 2026 · v2.1.296
OpenAI Codex CLI rust-v0.163.0-alpha.4 Not enough datapre-release
Oct 09, 2026 · 0.163.0-alpha.4
OpenAI Codex CLI rust-v0.163.0-alpha.2 Not enough datapre-release
Oct 09, 2026 · 0.163.0-alpha.2
OpenAI Codex CLI rust-v0.163.0-alpha.1 Not enough datapre-release
Oct 08, 2026 · 0.163.0-alpha.1
Claude Code 2.1.295 Many reports – consider waitingbreaking/deprecation
Oct 08, 2026 · v2.1.295
OpenAI Codex CLI rust-v0.162.0 Not enough databreaking/deprecation
Oct 08, 2026 · 0.162.0

Weekly “what changed for you” email

One short email every Monday: new versions, breaking changes and regression warnings for the agents you use.

TODO: placeholder form – no emails are collected yet.