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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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LlamaIndex
✓ verifiedFreemium
Developer framework and LlamaParse service for parsing documents and building AI agents and RAG workflows over them.
455K visits/mo1.9K saves
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SuperReply
✓ verifiedFreemium
Browser extension that drafts tone-matched AI replies inside Gmail and Outlook, free for the first 90 replies each month.
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)
No public pricing
No public pricing
Starter: Free
Premium: $4.90/mo
Core features
- ✦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
- ✦LlamaParse document parsing and extraction
- ✦Open-source framework for AI agents and workflows
- ✦Document indexing for retrieval/RAG
- ✦Prebuilt solutions by industry and use case
- ✦Free starter credits for LlamaParse
- ✦one-click AI reply suggestions in the inbox
- ✦tone-matching for different message contexts
- ✦works across Gmail, Outlook, WhatsApp, Slack, and LinkedIn
- ✦no server-side storage of email content
- ✦free usage tier up to 90 replies/month
- ✦AI-powered email composition
- ✦Chrome extension integration with Gmail
Use cases
- →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
- →Parse complex documents for AI apps
- →Build RAG and agent workflows
- →Automate invoice and claims processing
- →Search across technical documents
- →customer support agents drafting quick replies
- →sales teams responding to prospects faster
- →freelancers and agencies handling client email
- →personal users wanting faster, well-worded replies
- →Quickly drafting emails with minimal input
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