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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.

supermemory™ logo
supermemory™
✓ verifiedFreemium

Developer API that gives AI agents persistent memory, retrieval, and connectors, usable both as infrastructure and a personal app.

174K visits/mo
LlamaIndex logo
LlamaIndex
✓ verifiedFreemium

Developer framework and LlamaParse service for parsing documents and building AI agents and RAG workflows over them.

455K visits/mo1.9K saves
Caktus logo
Caktus
✓ verifiedFreemium

AI study suite for students with 25+ tools including an essay writer, math solver, citation finder and text humanizer.

71K visits/mo30K saves
Interview Coder logo
Interview Coder
✓ verifiedFreemium

Undetectable desktop AI assistant that feeds real-time answers during coding and technical interviews.

167K visits/mo
CodeFast logo
CodeFast
✓ verifiedPaid

Beginner-friendly online course teaching entrepreneurs to build and launch a real SaaS in about 14 days using web basics and AI.

53K visits/mo
Pricing
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

No public pricing

No public pricing

Core features
  • 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
  • AI essay writer with APA/MLA/Chicago/Harvard citations
  • Step-by-step math solver
  • Research and scholarly citation finder
  • AI text humanizer with style presets
  • Flashcard and study-material generation
  • Real-time AI answers during technical interviews
  • Invisible to screen sharing and recording
  • Hidden from dock, tray and activity monitor
  • Click-through overlay
  • Live audio capture and transcription
  • Lifetime unlimited access license
  • ~12 hours of structured video lessons
  • Web fundamentals (HTML, CSS, JavaScript)
  • Build a real SaaS with Next.js, React, Tailwind, MongoDB
  • Authentication (magic link, Google OAuth)
  • Stripe and LemonSqueezy subscriptions
  • Deployment, domains, DNS and hosting
  • AI-assisted coding and design, Git/GitHub
Use cases
  • 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
  • Drafting cited essays
  • Working through math problems
  • Finding and formatting academic sources
  • Creating study materials from notes
  • Getting live help on coding interview problems
  • Answering technical questions in real time
  • Avoiding detection during screen-shared interviews
  • Learn to code as a founder
  • Build and launch a first SaaS
  • Ship an MVP quickly
  • Add payments and auth to an app
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