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Compare AI tools

Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.

Pick tools (2 selected)

chat

+ Claude + ChatGPT + Gemini + Grok + DeepSeek + Qwen + Le Chat (Mistral)

research

+ Perplexity + NotebookLM + Elicit + Genspark

coding

+ Cursor + Claude Code + Windsurf + GitHub Copilot + Aider + Cline + Bolt.new (StackBlitz)+ Replit Agent

image

+ Midjourney + Ideogram + Flux (Black Forest Labs)+ DALL-E 3 + Recraft + Leonardo.ai + Adobe Firefly

video

+ Runway + Kling + Sora + Pika + Luma Dream Machine + Google Veo + HeyGen + Synthesia + Descript

voice

+ ElevenLabs + OpenAI Voice / Realtime + Cartesia + Play.ht + Hume AI

meeting

+ Granola + Otter.ai + Fireflies + Fathom

design

+ v0 ✓ Lovable + Figma AI + Framer + Galileo AI

productivity

+ Gamma + Raycast AI + Reflect + Taskade

audio

+ Suno + Udio + Stable Audio

writing

+ Sudowrite + Lex + Grammarly

agents

+ Manus + Devin + ChatGPT Operator ✓ Claude Agent SDK

dev platform

+ OpenRouter + Replicate + Groq + Hugging Face + Ollama

data

+ Julius + Rows + Hex

marketing

+ Jasper + Copy.ai + Writesonic

education

+ Khanmigo + Duolingo Max + MagicSchool

	Claude Agent SDK S	Lovable A
Tagline	Anthropic's SDK for building your own agents on Claude.	Build a full app from a prompt. Stripe-ready.
Category	agents	design
Pricing	API usage + SDK is free	Free + $25-$100/mo
Best for	Developers building custom agents for their own company/product.	Non-devs + solopreneurs shipping MVPs.
Strengths	Production-grade agent primitives Built on Claude (best reasoning) Full control — build exactly what you need	Generates full apps + DB + auth Good for non-developers Ships faster than hand-coding
Weaknesses	Developer-only You build the UI	Complexity ceiling Can generate brittle code
Kai's verdict	S-tier for builders. The right primitives. What Kai is built on under the hood.	A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.
Link	Open →	Open →