Compare AI tools

	Kling A	GitHub Copilot B	Cline A	Claude Agent SDK S
Tagline	Kuaishou's video model. The surprise standout.	Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.	Open-source VS Code agent. Reads + writes + runs.	Anthropic's SDK for building your own agents on Claude.
Category	Video	Coding	Coding	Agents
Pricing	Credit-based, free trial	Free (limited) + $10/mo Pro + $19/mo Business	Free (open source) + your API costs	API usage + SDK is free
Best for	Anyone who wants top-tier video quality for less.	Teams with GitHub already. Devs who don't want to change IDEs.	VS Code users who want agentic coding without changing IDEs.	Developers building custom agents for their own company/product.
Strengths	Very strong motion + physics Often beats Runway on realism Great price	Great enterprise story Works in your existing IDE Chat + autocomplete	Free extension for VS Code Plan + Act modes Model-agnostic (Claude, GPT, local) Sees terminal output and iterates	Production-grade agent primitives Built on Claude (best reasoning) Full control — build exactly what you need
Weaknesses	UX is rough for English speakers Queue times	Less agentic than Cursor/Claude Code Model quality varies	Can burn tokens fast if not watched Less polished than Cursor	Developer-only You build the UI
Kai's verdict	A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.	B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.	A-tier. Best free agentic option in VS Code. Use with Claude for best results.	S-tier for builders. The right primitives. What Kai is built on under the hood.
Link	Open →	Open →	Open →	Open →