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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)

Chatbots

+ 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

Meetings

+ 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

	Luma Dream Machine A	Elicit S
Tagline	Smooth, cinematic motion. Image-to-video specialist.	AI research assistant for academic literature.
Category	Video	Research
Pricing	Free + $10-$500/mo	Free + $12-$42/mo
Best for	Photographers animating stills, cinematic b-roll.	Grad students, researchers, anyone doing literature reviews.
Strengths	Best image-to-video in the category Great camera motion control Ray 2 model produces striking shots	Searches 125M+ papers Extracts + synthesizes findings across papers Systematic review workflow
Weaknesses	Prompt fidelity below Runway Queue times on free tier	Academic-only Can hallucinate citations — verify everything
Kai's verdict	A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.	S-tier for academic research. Nothing else comes close for systematic reviews.
Link	Open →	Open →