Wingware iconWingwareSep 14, 2026 ~1 min source read

Wingware: Wing Python IDE Version 12.0.3 - September 14, 2026

This release adds support for Python 3.15, substantially improves source code analysis of modern type hints, and speeds up auto-completion in large Python environments, including when auto-imports are enabled. It also improves management of Claude Code sessions and Tasks tool queues, updates the bundled typeshed, fixes several terminal issues, and fixes a number of bugs.

Wingware: Wing Python IDE Version 12.0.3 - September 14, 2026

Share this story

Send the public story page.

Useful takeaways from this story.

This release adds support for Python 3.15, substantially improves source code analysis of modern type hints, and speeds up auto-completion in large Python environments, including when auto-imports are enabled.

It also improves management of Claude Code sessions and Tasks tool queues, updates the bundled typeshed, fixes several terminal issues, and fixes a number of bugs.

Wing 12 -- the full Python IDE, available as Wing Pro (for agentic development) or Wing Classic (for manual development) depending on your license, with a free 30-day trial of Wing Pro.

Building the complete brief

The page is ready to read now. The fuller skim-friendly version will appear here automatically.

The useful part

This release adds support for Python 3.15, substantially improves source code analysis of modern type hints, and speeds up auto-completion in large Python environments, including when auto-imports are enabled. It also improves management of Claude Code sessions and Tasks tool queues, updates the bundled typeshed, fixes several terminal issues, and fixes a number of bugs. Downloads After installing Wing 12, be sure to Check for Updates in Wing's Help menu so that you have the latest hot fixes.

How it works

  • Wing 12 integrates the Claude Code AI coding agent directly into the IDE, with a new Claude Code tool, a Tasks tool for planning and reviewing AI agent work, and a set of MCP servers that give the agent...
  • Wing 12 -- the full Python IDE, available as Wing Pro (for agentic development) or Wing Classic (for manual development) depending on your license, with a free 30-day trial of Wing Pro.
  • Wing 11 and earlier versions are not affected by installation of Wing 12 and may be installed...

Example or evidence

  • 12 -- a simplified free Python IDE for teaching beginning programmers.

Details worth keeping

See the list of Wing 12 features below for details.

Keep reading in the app

Open the app view to save this story, compare related coverage, and continue from the same source.

Open in app