Comparison

Junie by JetBrains vs Ludus AI

	Junie by JetBrains	Ludus AI
What it says it does	Junie by JetBrainsJunie is the AI coding agent from JetBrains. It runs in JetBrains IDEs, a CLI, GitHub Actions and GitLab, and works with any model through bring-your-own-key.	Ludus AIGenerate C++ code, Blueprints, scenes, sound, 3D models, VFX, animation, and UE5 answers with the complete Ludus AI toolkit for Unreal Engine developers.
Pricing	Junie by JetBrainsJunie Lite is a free AI layer (no trial, no card); JetBrains AI Pro $8.33/user/mo (10 AI credits per 30 days) and AI Ultimate $25/user/mo (35 AI credits, recommended for regular Junie use), as listed on the Junie site; top-ups available (official)	Ludus AI14-day free trial of Pro (50,000 credits); Pro $25/mo ($20/mo billed yearly, 70,000 credits); Studio $80/seat/mo ($64 yearly); Ultimate $180/seat/mo ($144 yearly); Enterprise custom. Prices in USD ex. VAT (official)
Website	Junie by JetBrainshttps://junie.jetbrains.com/	Ludus AIhttps://ludusengine.com/

Which tool for which job

Junie by JetBrains wins when you live in a JetBrains IDE and want an AI agent there rather than a separate editor.

Ludus AI wins when you work in Unreal Engine 5 and want an assistant that edits Blueprints and C++ in your actual project.