Step Video T2V vs sync.

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

Step Video T2V compared with sync.
Detail	Step Video T2V	sync.
What it does	Transform text descriptions into high-quality professional videos using advanced AI	AI lip sync, dubbing and talking video for Claude Code, Codex, Cursor and other agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Hobby $7.92/month (200 Credits/month), Basic $15.92/month (500 Credits/month), Pro $39.92/month (2000 Credits/month), Lite $5.99 one-time (50 Credits). 1 credit generates 1 AI artwork.	Free tier: 3 free video generations per month (up to 15 seconds each), 10 monthly audio generations. Paid plans on legacy usage billing: Hobbyist ($6 invoice threshold, $0.04-$0.05/sec lipsync-2), Creator ($20 threshold, $0.067-$0.083/sec lipsync-2-pro), Growth ($50 threshold), Scale ($250 threshold
Key features	Advanced 30-billion parameter AI model for detailed video generation Generate videos up to 204 frames long Video-VAE deep compression technology for faster processing High-quality visual output with DiT and 3D Full Attention mechanism Bilingual text input support for English and Chinese Customizable video length and style settings No ads and no watermark on generated videos Priority generation queue for faster processing	Lip-sync videos to new audio or typed scripts Make photos, portraits and characters talk Add dialogue to AI-generated video clips from Veo, Kling, Sora Dub videos into other languages with matching lips Edit or remove spoken words in original voice Localize campaigns across multiple markets Batch lip-sync CSV rows or folders resumably Build sync. into apps with REST API and SDKs Integration with Claude Code, Codex, Cursor and other agents Cost estimation and approval before paid work
What makes it different	Supports up to 204 frames, enabling longer and more complete video narratives Bilingual AI understanding for both English and Chinese creators Continuous optimization through human feedback-based preference learning No watermarks and no ads on any subscription tier	Agent-first approach: works natively with Claude Code, Codex, Cursor and other AI agents Plain language commands: describe what you want and the agent picks the matching skill Always-approved billing: costs quoted before paid work with user approval required Complete end-to-end workflow: from lip-sync to dubbing to localization to API integration
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)	6 −1 (down) since last check	67 +1 (up) since last check
Trust Flow (Majestic)	2	12
Citation Flow (Majestic)	10	42
Referring domains (Majestic)	13	1145

5 details filled in for both companies.

More alternatives to Step Video T2V More alternatives to sync.