Compare AI tools

	Perplexity S	Cursor S	Suno S	Devin A
Tagline	AI search done right. Cited answers, not chat theater.	VS Code fork that made AI coding actually work.	Prompt to full song with vocals, instruments, the works.	Cognition Labs' autonomous coding engineer.
Category	research	coding	audio	agents
Pricing	Free + $20/mo Pro	Free + $20/mo Pro + $40/mo Business	Free + $10/mo + $30/mo	$500/mo
Best for	Replacing Google for any question where you want a cited answer in seconds.	Developers. Non-developers who want to ship working code.	Jingles, intros, demos, sketches, personal use.	Engineering teams offloading tickets. Ops/platform work.
Strengths	Sources every claim Fast, current answers Pro Search runs multi-step research Spaces for persistent context	Tab completion feels like mind-reading Composer for multi-file edits Runs Claude, GPT, Gemini — you pick	Real songs with real lyrics v4 is very good Quick turnaround	Works like an engineer — takes Slack tasks, opens PRs Handles multi-hour engineering work Reports back with what it did
Weaknesses	Not a general chatbot Answers can be shallow on complex topics	Can feel overwhelming for non-coders Expensive at scale	Copyright gray zone Audio quality behind studio	Expensive Best for well-scoped tasks Not for solo hobbyists
Kai's verdict	S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.	S-tier for coding. If you write code of any kind, this pays back the $20 in a day.	S-tier in its category. The first AI music tool I'd actually listen to.	A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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