Seed Audio vs Z-Image

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

Seed Audio compared with Z-Image
Detail	Seed Audio	Z-Image
What it does	Free AI audio generator and text-to-speech tool for creating voiceovers, multi-speaker conversations, music, sound effects, and complete audio scenes	Free AI image generation platform with lightning-fast creation
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free tier available. Monthly plans: Basic $9.9/mo (450 credits, ~15 audio minutes), Pro $19.9/mo (1,200 credits, ~40 audio minutes), Max $49.9/mo (3,600 credits, ~120 audio minutes). Annual plans save up to 50%. Credit packs at 30 credits/min for paid usage. All paid plans include commercial license	Free: 10 credits per day. Premium: $7/month (2,000 credits per month) or $2.45 per 1,000 credits annually. Elite: $12/month (5,000 credits per month) or $1.98 per 1,000 credits annually. Video Pro: $50/month (25,000 credits per month for video generation). Pay as you go also available at $3.50 per 1
Key features	Complete audio scenes with voices, emotion, dialogue, sound effects, music and atmosphere in single generation Multi-speaker dialogue for podcasts, dramas and character scenes Voice-guided creation using reference audio Story voiceovers with narration, emotion, pacing, music and atmosphere Cinematic sound scenes with sound effects, movement and space Max 2 minute audio per generation Pitch, speed and volume adjustment MP3 export and generation history Commercial use license Duration-based billing model	AI Image Generation from text prompts 4K print-quality output Bilingual prompt support in English and Chinese Image editing with natural language Prompt extraction from images Creative Engine for prompt expansion Multiple AI models including GPT Image 2 and Qwen Image 3 Video generation with AI Hundreds of artistic styles 2-5 second generation speed
What makes it different	One workspace for complete audio creation without separate voice tracks, sound libraries or manual mixing Reference audio guidance to control tone, style, rhythm and atmosphere Generate full audio scenes from single prompt No credit card required to start creating	Lightweight 6B parameter model optimized for fast generation 37% better Chinese language accuracy than alternatives DiT architecture optimization for flagship quality Open-source model that can run locally Actually free with transparent pricing and clear safety rules
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)	19 +1 (up) since last check	30 no change since last check
Trust Flow (Majestic)	21	13
Citation Flow (Majestic)	12	31
Referring domains (Majestic)	84	158

5 details filled in for both companies.

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