Your AI assistant,
on your desktop.
Meridian brings powerful AI to Windows — with two modes, conversation history, and a clean interface built for focus.
Download for Windows Windows 10 / 11 · 64-bitTwo modes
Switch between Meridian for everyday tasks and MeridianCoder for development work.
Conversation history
Every chat is saved and searchable. Pick up exactly where you left off.
Streaming responses
Answers appear as they're generated — fast, fluid, and never waiting on a spinner.
Your key, your data
Runs on your account. No middleman, no data collected beyond what you save.
System requirements
OS
Windows 10 or 11
Architecture
64-bit (x64)
RAM
4 GB minimum
Disk
200 MB free space
Internet
Required