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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

	Writesonic B	Grok A
Tagline	SEO-first AI writer. Optimized for ranking content.	xAI's chatbot. Real-time X/Twitter data + fewer refusals.
Category	Marketing	Chatbots
Pricing	Free + $15-$99/mo	Free + $30/mo SuperGrok + included with X Premium
Best for	Content marketers churning out SEO articles.	Breaking news, live event tracking, users already on X.
Strengths	SEO built-in (Surfer integration) Article generator for long-form Chatsonic for research	Live access to X posts for real-time events Less restrictive on edgy questions Fast inference on Grok-3 and up
Weaknesses	Output quality behind Claude for polish SEO automation can produce generic content	Writing quality trails Claude/ChatGPT Political bias debates Ecosystem is just X
Kai's verdict	B-tier. Use Claude + manual SEO thinking. Writesonic is fast but generic.	A-tier for real-time. B-tier for everything else. Worth checking when news breaks.
Link	Open →	Open →