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MiniMax H3 vs Sandcastles

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

MiniMax H3 compared with Sandcastles
DetailMiniMax H3 logo MiniMax H3Sandcastles logo Sandcastles
What it doesNot given Create viral short-form videos in seconds
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Paid
PricingFree credits to start. Subscriptions: Basic $15/month ($180/year, 300 credits/month), Pro $39/month ($468/year, 1600 credits/month), Max $160/month ($1920/year, 9200 credits/month). Credit packs available at $5.00 per 100 credits (Basic rate) down to $1.74 per 100 credits (Max annual rate). Pro: $49/month (billed monthly) or $39/month (billed yearly). Visionary: $99/month (billed monthly) or $79/month (billed yearly). Titan: $499/month (billed monthly) or $399/month (billed yearly).
Key features
  • Native stereo audio generation with lip sync
  • Omni-reference support for images, video, and audio
  • Instruction-based editing for characters, objects, backgrounds
  • 4-15 second clip duration
  • 768P and 2K resolution output
  • Up to 7,000 character prompt capacity
  • Support for up to 12 total reference files
  • 32 kHz native stereo audio
  • First and last frame image-to-video
  • Free credits included with sign-up
  • Customizable feed of successful channels from Instagram, TikTok, and YouTube
  • Find top-performing viral outlier videos in any niche
  • In-depth analysis of why videos went viral with hooks and storytelling frameworks
  • Instant transcript downloads from any video
  • AI-powered script writing using proven storytelling frameworks
  • Hook template generation with millions of validated views
  • Project organization to collect and manage winning video ideas
  • Monthly credits system for analyzing videos, writing scripts, and generating reports
  • Multiple workspace creation to organize content by niche
  • Personal analytics tracking and competitor monitoring
What makes it different
  • Official MiniMax V2 API with confirmed multimodal support
  • Native audio generation integrated with video for reduced post-sync needs
  • Unified credits system across video and image generation modes
  • Independent platform with transparent pricing and no setup fees
  • Supports multiple reference input formats for creative control
  • Analyzes millions of videos daily to find top 1% outliers in every niche
  • Data-backed storytelling frameworks based on billions of views
  • All-in-one platform combining research, analysis, and script generation
  • No social media account connection required to get value
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)34 −1 (down) since last check48 +1 (up) since last check
Trust Flow (Majestic)108
Citation Flow (Majestic)3032
Referring domains (Majestic)174151

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