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Mnemosphere vs Opalina

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

Mnemosphere compared with Opalina
DetailMnemosphere logo MnemosphereOpalina logo Opalina
What it doesAI research workspace with multiple top-tier models and powerful tools for deep research and analysis Design before the first token
StageNot given Not given
FoundedNot given Not given
Based inSG IT
Pricing modelPaid Not given
PricingPro plan: $25/month. Ultra plan: higher tier with multi-model deep research, pro mindmaps, lite threads, up to 1000 messages per month, and personalized support. Both plans include 14-day money-back guarantee. Not given
Key features
  • Multi-model chat with all frontier models (GPT-5.5, Claude 4.6 Sonnet, Gemini 3.1 Pro, Grok 4.2, DeepSeek V4 Pro)
  • Parallel prompts to run multiple models simultaneously
  • Instant mindmaps to visualize complex ideas
  • 1-click critique to improve AI outputs
  • Inline highlighter and notes for capturing insights
  • Chat with YouTube videos by pasting links
  • Multiple deep researches across OpenAI, Gemini, and Perplexity
  • Prompt Assist with power phrases for better prompts
  • Lite Threads for quick clarifications without leaving main thread
  • Conversation Index to navigate long chats easily
  • Color ramps from brand, accent, neutrals and status colors with contrast checks
  • Light and dark mode support
  • Typography controls with Google Fonts or custom fonts
  • Icon library selection with Lucide, Phosphor, Tabler, Iconoir or Pixel
  • Spacing and layout controls
  • 100 React components built on Base UI
  • Version history with autosaves for 30 days and milestones forever
  • Agent skills for Claude Code, Cursor, Codex and GitHub Copilot
  • Export as ZIP, theme.css, components and DESIGN.md
  • Accessibility options with AA or AAA contrast and touch targets
What makes it different
  • Access all frontier models in one workspace instead of juggling multiple subscriptions
  • Compare models side-by-side and cherry-pick the best responses
  • Instant mindmaps and visualizations instead of plain text responses
  • Designed specifically for power users and deep research, not average users
  • No free tier ensures professional, focused tool
  • Designs theme, components, DESIGN.md and agent skills together so your agent applies decisions consistently to every screen
  • Projects link keeps every app install on the latest milestone when you update your design
  • Everything you export is yours and works without Opalina
  • Works with existing shadcn projects without overwriting components
  • theme.css and tokens.json work in any Tailwind v4 project and non-React tools
Community votes00
DR (Domain Rating by Ahrefs)14 −7 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)40
Citation Flow (Majestic)170
Referring domains (Majestic)780

4 details filled in for both companies.

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