Captions Generator vs Luma

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Captions Generator compared with Luma
Detail	Captions Generator	Luma
What it does	AI caption and subtitle generator that adds captions to videos in seconds with no watermark	AI agents for creative work that generate, understand, and operate in the physical world
Stage	Not given	Established
Founded	Not given	2021
Based in	Not given	US
Pricing model	Not given	Freemium
Pricing	Free: 30 minutes of captions per month, 1080p MP4 export up to 3 minutes, 8 caption styles, SRT/VTT/TXT downloads up to 30 minutes, free translation into 100+ languages. Pro: $6.99/month (limited-time price, normally $9.99) or $59/year, unlimited captions on videos up to 90 minutes, all 22 caption s	Individual plans: Plus $30/month ($300/year) with 10,000 credits, Pro $90/month ($900/year) with 40,000 credits, Ultra $300/month ($3,000/year) with 150,000 credits. Business plans available with team management, SSO, and analytics. Video generation costs range from 20 credits/5 sec at 360p to 1200
Key features	Automatic speech transcription in 100 languages with automatic language detection SRT, VTT and TXT subtitle file downloads Free translation into 100+ languages Copy caption style from screenshot functionality Bilingual captions showing two languages simultaneously on Pro Video processing entirely in browser with audio-only server transmission for privacy Word-level timing synchronization for precise caption timing	Multimodal creative workspace for image, video, audio, and text Ray3.2 video generation model with direct frame control and cinematic quality Uni-1 brand intelligence model for consistent visual generation Brainstorm Mode for conceptual planning without media generation Create Mode for generating images, video, audio, and text Team collaboration with shared credits and project organization Luma Skills for building and reusing creative workflows Export capabilities including EXR files for professional workflows Video localization with natural voiceovers and synced visuals Automatic model selection by Luma Agent or manual model choice
What makes it different	Fastest among 10 tested caption tools, 6.7× faster than CapCut and 4.7× faster than VEED Highest accuracy with 5.7% word error rate in October 2026 accuracy test of 8 caption tools Video stays entirely private with only audio sent for transcription	End-to-end creative workflows with shared context across all formats and team members Frontier research models built in-house and shipped directly to creative professionals Brand intelligence at the model level that maintains visual consistency Parallel collaboration allowing teams and agents to work simultaneously Physical AI and robotics research through Open Physical AI Lab
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	27 −1 (down) since last check	80 no change since last check
Trust Flow (Majestic)	13	27
Citation Flow (Majestic)	28	51
Referring domains (Majestic)	55	12139

4 details filled in for both companies.

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