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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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Sune AI
✓ verifiedFreemium
Collaborative AI workspace combining docs, sheets and integrations with AI agents, aimed at teams wanting a 'second brain'.
1.7K visits/mo
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supermemory™
✓ verifiedFreemium
Developer API that gives AI agents persistent memory, retrieval, and connectors, usable both as infrastructure and a personal app.
174K visits/mo
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Composer
✓ verifiedFreemium
No-code automated trading platform, now part of SoFi, to build, AI-generate, backtest and auto-execute stock and ETF strategies.
278K visits/mo13K saves
Pricing
No public pricing
No public pricing
Starter: $9.95/mo (5,000 credits/mo, unlimited workspaces)
Free: $0/mo (~$5/mo of usage included)
Pro: $19/mo (~$20/mo of usage, unlimited storage, 2 teammates)
Max: $100/mo (~$130/mo of usage, 6x Pro headroom)
Scale: $399/mo (~$600/mo of usage, up to 10 teammates)
Trading Pass: $32/mo billed annually ($384/yr, unlimited automated trading)
Free trial available
Core features
- ✦Markdown to Notion publishing
- ✦Automatic subpage creation from directory structure
- ✦CLI flag support for title and emoji
- ✦Integration with Notion's AI, search, and formatting
- ✦On-device AI processing
- ✦Simple search functionality
- ✦Offline support
- ✦Data reset option
- ✦Real-time collaborative docs, sheets, kanban boards, and calendars
- ✦Integrations with Notion, Salesforce, Slack, Google, GitHub, and more
- ✦AI agents that perform background research and content tasks
- ✦Natural-language automation builder with a visual node editor
- ✦Cross-document AI analysis to surface latent connections
- ✦Centralized file storage and workspace sharing
- ✦Persistent, structured memory built as a knowledge graph
- ✦Sub-300ms hybrid retrieval (RAG) with reranking
- ✦Native filesystem mount for agent memory access
- ✦Connectors to Slack, Notion, Drive, Gmail, GitHub, S3
- ✦Automatic extraction from PDFs, images, and audio
- ✦User profile and behavior tracking across sessions
- ✦AI-assisted natural-language strategy creation
- ✦No-code visual strategy editor
- ✦Backtesting and portfolio analytics
- ✦Automated execution and rebalancing
- ✦Prebuilt and community strategy library
- ✦Retirement (IRA) account support
Use cases
- →Publishing documentation to a Notion workspace
- →Creating a public website from markdown documentation
- →Maintaining documentation alongside code in a repository
- →Memorizing details from machine learning papers
- →Finding important findings from computer vision research
- →Keeping track of natural language processing paper reviews
- →Building a shared knowledge base for a team's projects
- →Automating multistep workflows like report generation or email drafting
- →Using AI agents to handle background research or data analysis tasks
- →Replacing scattered documents and spreadsheets with one collaborative hub
- →Developers adding long-term memory to AI agents
- →Teams building agents that need to sync with existing tools
- →Individuals wanting one memory layer shared across multiple AI assistants
- →Build and test algorithmic trading strategies
- →Automate stock and ETF trades
- →Invest in prebuilt strategies
- →Run tax-smart trading in retirement accounts
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