Download NeonCodex AI
Native desktop app for Windows, macOS, and Linux. Claude, GPT-5.5, Gemini 3.1 Pro — real terminal, real files, no browser needed.
What's included
Everything built in
No browser tabs. No context switching. AI that works with your actual files and terminal.
Multi-thread chat
Each task is its own thread with full context. Follow-up questions stay in scope. Full markdown and code block rendering.
Real-time streaming
Responses stream token by token via SSE. Watch the AI think in real time — no waiting for the full output.
Real terminal
Fully functional terminal built in. Run Python, Node, pip, npm. Output streams live as each command executes.
File & folder attach
Attach any local file or whole project folder. Code, JSON, CSV, markdown — injected directly into the AI context.
Image → Code
Drop a Figma export, screenshot, or wireframe. Get production-ready React, HTML, Vue, or Next.js code back.
Split view editor
Code panel alongside chat. Copy, edit, and run generated code without switching windows.
System tray
Lives in your taskbar. Press Ctrl+Shift+Space anywhere to open it instantly. Never lose your session.
Task history
Every task saved with full output. Search, re-open, and continue any past conversation from the sidebar.
AI Models
Every major model, one app
Switch per task. Auto routing picks the best one automatically.
Get started
Up and running in 2 minutes
No configuration needed. Just install and sign in.
No account yet?
Create a free account — 10 AI tasks per day, no credit card required.
VS Code Extension
Claude 4.8, GPT-5.5, MiniMax M3 & DeepSeek directly in VS Code. Fix, explain, test, and complete code inline.
1. Download the .vsix file above
2. Open VS Code → Extensions (
Ctrl+Shift+X)3. Click ··· menu → Install from VSIX...
4. Select the downloaded file
5. Run NeonCodex: Set API Key from Command Palette (
Ctrl+Shift+P)Option 2 — Command line:
code --install-extension neoncodex-assistant-0.2.0.vsix