# 1AIVault
> One brain for every AI you use

1AIVault auto-imports, classifies, and connects your AI conversations into one local-first vault. Persistent memory for notes, drafts, research, plans, and decisions across Claude, ChatGPT, Cursor, Cline, and Windsurf.

## Product
- Auto-import: Detects conversations from Claude Desktop, ChatGPT Desktop, Cursor, Cline, Windsurf, and browser sessions via extension
- Classify: Local AI groups entries by topic across every source, with auto-generated digests and timelines
- Connect: One-click MCP install for 6+ AI apps. Memory available even when the app is closed
- Search: FTS5 full-text search with BM25 ranking across entries, tags, topics, and sources
- Sync: Optional end-to-end encrypted sync across devices
- Pricing: Free forever (2,000 entries, 50 topics). Pro one-time $29–$89 for unlimited use

## Compatible with
- Claude Desktop (MCP)
- ChatGPT Desktop (auto-import + MCP)
- ChatGPT & Claude web (browser extension)
- Cursor (MCP)
- Cline (MCP)
- Windsurf (MCP)
- Any MCP-compatible app

## Compare
- [1AIVault vs ChatGPT Memory](https://1aivault.com/compare/chatgpt-memory): Built-in memory in ChatGPT
- [1AIVault vs Claude Projects & Memory](https://1aivault.com/compare/claude-memory): Anthropic’s built-in project memory
- [1AIVault vs Notion](https://1aivault.com/compare/notion): All-in-one workspace
- [1AIVault vs Mem.ai](https://1aivault.com/compare/memai): AI-powered note-taking
- [1AIVault vs Obsidian](https://1aivault.com/compare/obsidian): Personal knowledge base
- [1AIVault vs Reflect](https://1aivault.com/compare/reflect): AI-powered note-taking app
- [1AIVault vs Cursor Memory](https://1aivault.com/compare/cursor): AI code editor with memory
- [1AIVault vs Cline Memory](https://1aivault.com/compare/cline): Autonomous coding agent
- [1AIVault vs Logseq](https://1aivault.com/compare/logseq): Open-source knowledge management
- [1AIVault vs Roam Research](https://1aivault.com/compare/roam-research): Networked thought tool

## Alternatives
- [ChatGPT Memory alternative](https://1aivault.com/alternatives/chatgpt-memory): ChatGPT has built-in memory that remembers details across conversations within its ecosystem.
- [Notion alternative](https://1aivault.com/alternatives/notion): Notion is an all-in-one workspace for notes, databases, wikis, and project management.
- [Obsidian alternative](https://1aivault.com/alternatives/obsidian): Obsidian is a personal knowledge base with Markdown files, linked notes, and a rich plugin ecosystem.
- [Claude Projects & Memory alternative](https://1aivault.com/alternatives/claude-memory): Claude’s built-in memory features store context within projects and conversations on Anthropic’s platform.
- [Cursor Memory alternative](https://1aivault.com/alternatives/cursor): Cursor’s built-in memory stores context within your code editor for AI-assisted coding.
- [Mem.ai alternative](https://1aivault.com/alternatives/memai): Mem.ai is an AI-powered note-taking app that organizes your notes automatically.

## Free Tools
- [AI System Prompt Generator](https://1aivault.com/tools/system-prompt-generator): Build the perfect custom instructions or system prompt for ChatGPT, Claude, and Cursor.
- [AI Token & Context Calculator](https://1aivault.com/tools/token-calculator): Calculate token counts and visualize context window usage for Claude, GPT-4, and Gemini.
- [AI Context File Merger](https://1aivault.com/tools/context-merger): Combine multiple code files into a single AI-friendly Markdown prompt.
- [AI API Cost Calculator](https://1aivault.com/tools/api-cost-calculator): Estimate your monthly API spend for OpenAI, Anthropic, Google, and more. Compare model pricing side by side.
- [Chat Export Converter](https://1aivault.com/tools/chat-export-converter): Convert ChatGPT and Claude conversation exports to clean Markdown, JSON, or PDF. Fully client-side.
- [Accurate Tokenizer & Visualizer](https://1aivault.com/tools/tokenizer): See exactly how GPT and Claude models tokenize your text, with colored token chunks and precise counts.
- [CLAUDE.md / .cursorrules / AGENTS.md Generator](https://1aivault.com/tools/agent-rules-generator): Generate coding-agent rule files for Claude Code, Cursor, Windsurf, and other AI dev tools.
- [Text Chunker for RAG & Embeddings](https://1aivault.com/tools/text-chunker): Split text into chunks with configurable size, overlap, and splitting strategy for RAG pipelines.
- [Prompt Optimizer & Improver](https://1aivault.com/tools/prompt-optimizer): Restructure and improve your prompts using proven patterns — role, context, constraints, output format.

## Research
- [AI Second Brain](https://1aivault.com/research/ai-second-brain-1aivault-solution)
- [AI-Powered Knowledge Base](https://1aivault.com/research/ai-powered-knowledge-base-that-grows)
- [AI Notes App 2025](https://1aivault.com/research/ai-notes-app-2025)
- [Obsidian AI Plugin Alternative](https://1aivault.com/research/obsidian-ai-plugin-alternative)

## Key pages
- [Homepage](https://1aivault.com/)
- [Pricing & Download](https://1aivault.com/pricing)
- [All Comparisons](https://1aivault.com/comparisons)
- [Free AI Tools](https://1aivault.com/tools)
- [Research](https://1aivault.com/research)
- [Blog](https://1aivault.com/blog)
- [Docs](https://1aivault.com/docs)
- [Sitemap](https://1aivault.com/sitemap.xml)

## Contact
- Email: support@1aivault.com
- X/Twitter: @1aivault
- GitHub: github.com/stoicsoft

## About
1AIVault is made by StoicSoft. Local-first by design. Your data stays on your machine.