New Features

• •Save reusable prompts and slash commands in ten numbered /presets slots, with a keyboard menu for quick access. (#54380, #54381)
• •Set model, reasoning effort, speed, and permission profiles directly with inline /model and /permissions arguments. (#54378, #54383)
• •Preview viewed and generated images in the fullscreen transcript on terminals supporting Kitty or Sixel graphics. (#54216)
• •Authenticate enterprise MCP connections using eligible Codex account grants or dedicated sign-in, including OAuth clients requiring secrets. (#55334, #55859, #56001)
• •Mask credentials during supported remote Bash commands and Zsh snapshot sessions, including credentials from custom providers. (#54309, #54432, #56049)
• •The Amazon Bedrock setup wizard is now enabled by default, with API key entry grouped alongside other AWS sign-in methods when credentials are detected. (#56033, #56023)

Bug Fixes

• •Failed compaction no longer leaves partial summaries in conversation history, and background compaction failures fall back without panicking. (#53932, #55581)
• •Resuming sessions now finds compressed histories and restores saved thread settings instead of replacing them with global defaults. (#54008, #55923)
• •Windows HTTPS and WebSocket connections now handle proxy authentication challenges using the signed-in user’s Negotiate or NTLM credentials. (#55994, #56000)
• •CLI configuration overrides are preserved when -c or --config appears at multiple subcommand levels. (#56022)
• •Queued prompts now wait for pending permission selections to resolve before continuing. (#55682)
• •Hardened sandbox checks for case-variant metadata paths on macOS and replaceable symlinks used to locate executables. (#54273, #55384)