Compare AI tools

	GitHub Copilot B	Grok A	Luma Dream Machine A	Hume AI A
Tagline	Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.	xAI's chatbot. Real-time X/Twitter data + fewer refusals.	Smooth, cinematic motion. Image-to-video specialist.	Voice AI that reads + expresses emotion.
Category	coding	chat	video	voice
Pricing	Free (limited) + $10/mo Pro + $19/mo Business	Free + $30/mo SuperGrok + included with X Premium	Free + $10-$500/mo	Free tier + pay-as-you-go
Best for	Teams with GitHub already. Devs who don't want to change IDEs.	Breaking news, live event tracking, users already on X.	Photographers animating stills, cinematic b-roll.	Therapy apps, customer service, any voice agent where emotion matters.
Strengths	Great enterprise story Works in your existing IDE Chat + autocomplete	Live access to X posts for real-time events Less restrictive on edgy questions Fast inference on Grok-3 and up	Best image-to-video in the category Great camera motion control Ray 2 model produces striking shots	Detects + mirrors emotional tone EVI (Empathic Voice Interface) feels different Expressive voice output
Weaknesses	Less agentic than Cursor/Claude Code Model quality varies	Writing quality trails Claude/ChatGPT Political bias debates Ecosystem is just X	Prompt fidelity below Runway Queue times on free tier	Niche use case Pricing ramps fast
Kai's verdict	B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.	A-tier for real-time. B-tier for everything else. Worth checking when news breaks.	A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.	A-tier in its niche. The only one that actually gets emotion right.
Link	Open →	Open →	Open →	Open →