Seed Audio 1.0 vs PassiveShorts

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

Seed Audio 1.0 compared with PassiveShorts
Detail	Seed Audio 1.0	PassiveShorts
What it does	AI audio generator for creating dialogue, music, sound effects, and complete sound scenes from text, image, or audio prompts	AI faceless video generator that auto-posts to YouTube and TikTok
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Not given
Pricing	Free: 10 free credits (up to ~8 seconds per generation). Pro monthly: $19.99/month (2,500 credits, up to ~33 minutes). Max monthly: $49.99/month (7,500 credits, up to ~100 minutes). Pro yearly: $16.66/month billed annually (30,000 credits/year, up to ~400 minutes). Max yearly: $41.66/month billed an	Basic: $19/month for 3 posts per week. Pro: $39/month for 1 post per day. Yearly billing offers 2 months free. Pricing is per series; users can run up to 10 series simultaneously.
Key features	Multimodal input: text prompts, image references, and up to 3 audio references Multi-speaker dialogue generation with emotion and accent control Voice cloning from reference audio up to 30 seconds Background music and sound effects generated in one pass Audio generation up to 2 minutes per scene Image-guided voice generation from character appearance and traits Fine timestamp control over dialogue timing API access included with all paid plans Emotion and expressiveness control through natural language prompts	Auto-post to YouTube and TikTok on schedule 19 visual styles from photorealistic to anime and claymation AI-generated scripts and voiceovers Custom caption styles with fonts and animations Review videos before publishing or post as private Create slideshows from uploaded or generated images Run up to 10 video series simultaneously Custom topic creation for video content
What makes it different	Complete sound scenes in one pass instead of separate tools for voice, music, and effects Built for production workflows beyond simple narration Coordinated multi-character dialogue without manual alignment and mixing Scene-level audio creation with ambience and music support	Fully automated video generation and publishing with no editing or manual uploads required Full commercial rights to generated videos with no licensing fees 7-day automatic refund based on unused video allowance No face or recording required—completely faceless channel operation
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)	33 +1 (up) since last check	17 +1 (up) since last check
Trust Flow (Majestic)	21	5
Citation Flow (Majestic)	33	26
Referring domains (Majestic)	145	52

4 details filled in for both companies.

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