The Sidian ecosystem brings together AI models, context awareness, and developer experience.
Sidian is evolving to be more than just an AI code editor. It supports an entire ecosystem - from intelligent code completion to project memory, helping developers build faster and smarter.
Learn MoreAbout Us
Sidian is a passionate team dedicated to creating the most intelligent AI-powered code editor that truly thinks with you, understanding your codebase and workflow.
1K+
Daily Active Users
Sep 2025
Beta Launch
4.5/5
User Rating
10+
AI Models
Context-First AI
Our proprietary context engine understands your entire codebase, not just the current file. Every suggestion is informed by your project's patterns and conventions.
Learn MoreMulti-Model Intelligence
Choose from 10+ AI models including OpenAI, Anthropic, Google, and more. Switch seamlessly based on your task requirements.
Learn MoreProject Memory
Sidian remembers your coding patterns, preferences, and project context. The more you use it, the smarter it gets.
Learn MoreBuilding the future of developer experience
We believe every developer deserves tools that understand them. Not just autocomplete, but a genuine thinking partner that knows your codebase, anticipates your needs, and helps you ship faster.
Born in January 2025 from frustration with existing tools, Sidian launched its beta on September 16th, 2025. We're now preparing for public launch in 2026, with enterprise features following shortly after.
Lightning Fast
Privacy First
Context Aware
Built for Devs
Ready to experience the future?
Join thousands of developers already building faster with Sidian. Experience context-aware AI coding today.