Compare AI tools

	Claude Code S	ChatGPT Operator B	Kling A	Lex A
Tagline	Anthropic's CLI agent. Opus-powered, operates on your repo directly.	OpenAI's browser agent. Clicks and types on websites for you.	Kuaishou's video model. The surprise standout.	Google Docs with an AI collaborator baked in.
Category	coding	agents	video	writing
Pricing	Part of Claude Pro/Max/Team plans	Included with ChatGPT Pro $200/mo	Credit-based, free trial	Free + $12/mo
Best for	Developers who want an agent, not autocomplete. Large refactors, tests, docs.	Power users willing to pay $200/mo for a browser bot.	Anyone who wants top-tier video quality for less.	Essays, long-form drafts, thinking on the page.
Strengths	Runs locally, edits your actual files Strong on large codebases with 1M context Great at multi-step tasks	Actually uses websites — fills forms, clicks, checks out Built into ChatGPT Good for repetitive web tasks	Very strong motion + physics Often beats Runway on realism Great price	Clean writing UX — distraction-free +++ prompt triggers AI help Collaboration + AI feedback together
Weaknesses	Terminal-based — learning curve Can't be used without Claude subscription	Slow vs doing it yourself Breaks on complex auth flows $200/mo gate	UX is rough for English speakers Queue times	Less feature-rich than Google Docs AI ceiling below dedicated tools
Kai's verdict	S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.	B-tier. Still early. Manus is more flexible for less money.	A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.	A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.
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