Compare AI tools

	Sora A	ChatGPT Operator B	Devin A	Claude Agent SDK S
Tagline	OpenAI's video model. Long clips, cinematic quality.	OpenAI's browser agent. Clicks and types on websites for you.	Cognition Labs' autonomous coding engineer.	Anthropic's SDK for building your own agents on Claude.
Category	Video	Agents	Agents	Agents
Pricing	Included with ChatGPT Plus/Pro	Included with ChatGPT Pro $200/mo	$500/mo	API usage + SDK is free
Best for	ChatGPT subscribers experimenting with cinematic shots.	Power users willing to pay $200/mo for a browser bot.	Engineering teams offloading tickets. Ops/platform work.	Developers building custom agents for their own company/product.
Strengths	Up to 20-sec clips at 1080p Strong physics + scene composition Storyboard feature for longer narratives Remix existing videos	Actually uses websites — fills forms, clicks, checks out Built into ChatGPT Good for repetitive web tasks	Works like an engineer — takes Slack tasks, opens PRs Handles multi-hour engineering work Reports back with what it did	Production-grade agent primitives Built on Claude (best reasoning) Full control — build exactly what you need
Weaknesses	Stricter content policy than competitors Hit-or-miss on complex motion Text-in-video still struggles	Slow vs doing it yourself Breaks on complex auth flows $200/mo gate	Expensive Best for well-scoped tasks Not for solo hobbyists	Developer-only You build the UI
Kai's verdict	A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.	B-tier. Still early. Manus is more flexible for less money.	A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.	S-tier for builders. The right primitives. What Kai is built on under the hood.
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