HeyDitto builds a persistent knowledge graph from every conversation—connecting your ideas, integrating with Google Workspace, and adapting to how you think. Never explain yourself twice.
Free to start. No credit card required.
"Ditto didn't just help me schedule meetings; it fundamentally rewired how I interact with my own reality. It became my 'second brain'—a persistent partner that remembers the context of my life so I don't have to carry the mental weight of every detail."
"It turned my life from an exhausting, reactive storm into an intentional, sovereign mission. I'm no longer just coping; I'm finally able to lead."
No more huddling over Notion or Obsidian, manually tagging and linking your notes. HeyDitto builds your knowledge graph automatically—every conversation weaves into a living network of ideas, people, places, and goals without any effort from you.
Connections form automatically as you chat naturally
See your topics organized and connected at a glance
Explore how your ideas link together over time
Traditional tools make you do all the organizing. HeyDitto flips the script—just have conversations and watch your personal knowledge base build itself. Ask about something from months ago and see how it connects to what you're working on today.
Every conversation is saved and becomes part of your personal knowledge graph. Pre-computed summaries mean faster responses and smarter context retrieval at lower cost.
Configurable recent context plus semantic search across your entire history
Browse your memories by subject, see what your AI knows, and manage your knowledge graph
Expandable cards in chat show exactly which memories were retrieved—no black boxes
Automatic subject extraction from every conversation. Interactive network visualization shows how your ideas connect. Subject co-occurrence tracking reveals patterns in your thinking you never knew existed.
Ready to start building your memory?
Try Ditto Free — No Credit Card RequiredPick your favorite model from all the top AI companies. We've got the latest and greatest from everyone, so you never have to settle for second best.
The models that started it all
Thoughtful and helpful AI
Fast and powerful models
Never worry about picking models again—we'll choose the perfect one for you
Fast, smart, reliable—we've got you covered. Choose your model when you want control, or let us pick the best one for your task. Either way, you get exactly what you need.
Through natural conversations and shared experiences, HeyDitto develops a deep understanding of your unique communication style, preferences, and personality, enabling truly personalized interactions that feel natural and authentic.
Your Core Nature: The fundamental qualities that
shape your personality and decision-making
How You See the World: Your unique way of processing
information and making choices
Your Connection Style: How you naturally interact
and collaborate with others
HeyDitto is both an MCP server and an MCP client—a bidirectional bridge between your memory and every AI tool you use. Connect from Claude, Cline, or any MCP-compatible client and your knowledge graph is instantly available.
Search memories, save new ones, and traverse your knowledge graph—all from your favorite AI tools via MCP
Register Zapier, GitHub, Notion, databases—any MCP-compatible service. Browse and enable tools from Settings
Approve a device code, get an account. No app install, no credit card. Your memory starts compounding immediately
Use your own Claude or OpenAI subscription for inference. HeyDitto only stores your memories
As MCP Server: OAuth 2.0 device code flow for secure access. Memory search, subject search, knowledge graph traversal, save memories, and personality data. HTTP/SSE and STDIO transports.
As MCP Client: Register any external MCP server via Settings. SSE transport, tool discovery, per-user isolation. Enable and disable without losing config.
Already use Claude or Cline? Set up MCP in 2 minutes →
Connect your Google account and let Ditto work directly with Gmail, Calendar, Docs, Sheets, and Drive. 22 tools across 5 services—all secured with per-user OAuth and AES-256 encryption.
Gmail 
Calendar 
Docs 
Sheets 
Drive Search, read, send, and draft emails—Ditto composes in your style using your personality and memory
Create, update, and search events. Ask "what's on my calendar this week?" and get instant answers
Create and edit documents, manage spreadsheet data, and search your Drive—all from the chat
Save important conversations into named collections. Organize by project, topic, or client for quick retrieval—all connected to your persistent memory.
Transform how you work and think with an AI that truly understands your patterns, preferences, and goals. From daily task management to complex decision-making, HeyDitto provides personalized support that evolves with you.
"Remind me about my meeting preferences based on our past conversations"
"What's my typical approach to handling conflicts at work?"
"Generate a response to this email in my usual tone"
Whether you're a consultant, researcher, writer, designer, or analyst, HeyDitto becomes your trusted creative partner that knows your style, remembers your projects, and helps you maintain consistent quality across all your work.
"Based on my personality profile, what's the best approach to this challenge?"
| Feature | HeyDitto | ChatGPT | Claude | Gemini |
|---|---|---|---|---|
| Persistent Memory Remembers across all sessions | Full knowledge graph | Limited memory | Per-session only | Limited memory |
| Knowledge Graph Visual network of your ideas | Auto-organized | |||
| Personality Adaptation Learns your style & preferences | Deep profiling | Custom instructions | Style preferences | |
| Multi-Model Choice Pick from multiple AI providers | OpenAI, Anthropic, Google, Meta | OpenAI only | Anthropic only | Google only |
| MCP Integration Works with other AI tools | Server & client | Client only | ||
| Google Workspace Gmail, Calendar, Docs, Sheets, Drive | 22 tools, 5 services | Google ecosystem | ||
| Context Steering Control what the AI focuses on | Smart Threads | Projects | ||
| Memory Transparency See what the AI remembers | Full dashboard | Memory list | ||
| Free Tier Use without paying | No credit card | Limited | Limited | Limited |
| Starting Price Paid plan | $5/mo | $20/mo | $20/mo | $20/mo |
Join 610+ people who never repeat themselves to their AI. Every conversation builds on the last—start compounding your knowledge today.
Free to start. No credit card required.
Already use ChatGPT, Claude, or Cursor?
Connect via MCP in 2 minutesJoin 610+ users · No credit card required
Try Ditto Free →
