Compare AI tools

	Stable Audio A	Adobe Firefly A	Hume AI A	Devin A
Tagline	Stability AI's open audio model. Loops + SFX + background.	Commercially safe image gen, deeply integrated with Photoshop.	Voice AI that reads + expresses emotion.	Cognition Labs' autonomous coding engineer.
Category	Audio	Image	Voice	Agents
Pricing	Free + $12/mo Pro + enterprise	Free + included with Creative Cloud	Free tier + pay-as-you-go	$500/mo
Best for	Game developers, podcasters needing SFX, video creators needing background music.	Anyone in Creative Cloud. Brands that need copyright clarity.	Therapy apps, customer service, any voice agent where emotion matters.	Engineering teams offloading tickets. Ops/platform work.
Strengths	Open-weight model available Great for loops + game audio + SFX Commercial-use clarity	Trained on licensed content — commercially safe Generative Fill in Photoshop is incredible Native to Adobe ecosystem	Detects + mirrors emotional tone EVI (Empathic Voice Interface) feels different Expressive voice output	Works like an engineer — takes Slack tasks, opens PRs Handles multi-hour engineering work Reports back with what it did
Weaknesses	Not for full songs with vocals Shorter generation limits	Aesthetic ceiling below Midjourney Tied to Adobe subscription	Niche use case Pricing ramps fast	Expensive Best for well-scoped tasks Not for solo hobbyists
Kai's verdict	A-tier for its niche. Different use case than Suno — SFX and loops, not songs.	S-tier inside Photoshop (Generative Fill). B-tier standalone.	A-tier in its niche. The only one that actually gets emotion right.	A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
Link	Open →	Open →	Open →	Open →