Compare AI tools

	Perplexity S	Sudowrite S	Kling A	Framer A
Tagline	AI search done right. Cited answers, not chat theater.	AI writing tool built specifically for fiction writers.	Kuaishou's video model. The surprise standout.	Design + publish sites with AI assists built in.
Category	Research	Writing	Video	Design
Pricing	Free + $20/mo Pro	$19-$59/mo	Credit-based, free trial	Free + $5-$30/mo
Best for	Replacing Google for any question where you want a cited answer in seconds.	Novelists, screenwriters, fiction short-form writers.	Anyone who wants top-tier video quality for less.	Designers shipping marketing sites without engineers.
Strengths	Sources every claim Fast, current answers Pro Search runs multi-step research Spaces for persistent context	Brainstorm, expand, rewrite modes designed for fiction Story Bible for character + plot tracking Understands voice + tone better than generic chatbots	Very strong motion + physics Often beats Runway on realism Great price	AI generates sections + copy + layouts Designer-first publishing (not just templates) Great animations
Weaknesses	Not a general chatbot Answers can be shallow on complex topics	Pricey for casual use Fiction-only focus — not for business writing	UX is rough for English speakers Queue times	Less flexible than raw code Pricing per-site adds up
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 fiction. If you're writing a novel, this beats raw ChatGPT every time.	A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.	A-tier for designer-led sites. S-tier if animations matter.
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