Comparison

Krita AI Diffusion vs Midjourney

	Krita AI Diffusion	Midjourney
What it says it does	Krita AI DiffusionGenerative AI for Krita: an open-source plugin for the free Krita painting app with selection fill, expand, remove, control layers from sketches, line art, depth and pose, live painting and custom ComfyUI workflows.	MidjourneyMidjourney is a community-funded research lab known for building image and video generation models, widely used for concept art, key art and mood boards.
Pricing	Krita AI DiffusionPlugin free and open source on your own hardware (Krita is free); optional Interstice.cloud generation: limited free tokens, then one-time packs of 5,000 tokens for EUR 10 or 15,000 tokens for EUR 28 (a 1024x1024 image is about 5 tokens); tokens do not expire (official)	MidjourneyNo free plan. Basic $10/mo ($8/mo billed annually); Standard $30/mo ($24); Pro $60/mo ($48); Mega $120/mo ($96); extra fast GPU time $4/hr. Companies grossing over $1M/yr must use Pro or Mega (official)
Website	Krita AI Diffusionhttps://www.interstice.cloud/	Midjourneyhttps://www.midjourney.com/

Which tool for which job

Krita AI Diffusion wins when you want controllable AI painting for concept art or sprites without a monthly subscription.

Midjourney wins when you want the most stylized concept images and will pay a subscription; pick Pro if your art must stay private.