Junie
JetBrains AI coding agent that delegates routine dev tasks inside the IDE.
About
Junie is JetBrains AI coding agent, built to work as a pair programmer inside JetBrains IDEs. Developers can delegate routine tasks to Junie or collaborate with it on complex work, with the agent collecting context, writing code, running inspections, and verifying tests.
Launched in early 2025, Junie scored 53.6 percent on SWE-Bench Verified in a single run. It is tightly integrated with IntelliJ IDEA Ultimate, PyCharm Professional, WebStorm, and GoLand, with support for PhpStorm, RubyMine, and RustRover planned. JetBrains emphasizes human control, with the developer reviewing and approving agent actions.
What it can do
- Agentic task delegation in the IDE
- Code generation with inspection and test verification
- SWE-Bench Verified 53.6 percent single-run score
- Human-in-the-loop review of agent changes
Setup
Install Junie from the JetBrains marketplace in a supported IDE and sign in with a JetBrains account.
Prerequisites
A JetBrains IDE (IntelliJ IDEA Ultimate, PyCharm Pro, WebStorm, or GoLand) and a JetBrains AI subscription.
Use cases
Works with
Trust score — 9/10
Scored 9/10 (verified tier, metrics-v1). Evidence: Verified via vendor site/docs/GitHub and reputable coverage, wave 120; Trending score 88/100 from researcher assessment.
Sources
Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.