JetBrains' Junie Local runs the AI coding agent fully offline on a Mac

Aug 24, 2026 · Issue 4 · 4 sources, 4 articles

JetBrains has introduced Junie Local, which runs the AI coding agent on a local model on a Mac. According to reports, fully offline use requires a lot of memory, such as a 64 GB M5 Mac.

Who is affected and how

senior developer

Those whose code cannot leave the machine can try local running if memory is sufficient.

CTO

Compare the hardware cost with cloud subscriptions.

Narrative: Open and Chinese models drive down prices

Sources

• Junie Local: Run the AI Coding Agent on Your Mac | JetBrainsblog.jetbrains.com · Aug 24, 2026
• JetBrains on X: "Junie can now run entirely on your machine, and it’s completely free to use. One command: /local. We picked and optimized the whole stack around the model: agent harness, model parameters, and inference engine. No tokens, no quota, no code ever leaving your machine." / Xx.com · Aug 24, 2026
• The AI coding fight just moved from the model to the harnessthenextweb.com · Aug 25, 2026
• JetBrains’ Junie now runs entirely offline. Can you spare a 64 GB M5 Mac?thenewstack.io · Aug 24, 2026

Machine-generated summary based on the titles and excerpts of the source articles. The facts come from the linked article.