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Open-source AI assistant Kai launches as OpenClaw alternative with persistent memory

July 7, 2026 at 01:54 EDT

AI Agents
Open Source

Developer SimonSchubert has released Kai (also called Kai 9000), a cross-platform, open-source AI assistant with persistent memory. Positioned as an alternative to the fast-growing personal AI assistant OpenClaw, it runs on Android, iOS, Windows, Mac, Linux and the Web.

Open-Source AI Assistant · Kai 9000

Kai remembers — and runs everywhere

Built with Kotlin Multiplatform, Kai is emerging as an OpenClaw alternative on the strength of persistent memory that auto-recalls across sessions and true multiplatform reach — from Android to the web.

platforms — Android, iOS, Windows, macOS, Linux, Web

LLM providers with automatic failover

~3MB

Android proot Alpine Linux sandbox, no root

Memory persistence, side by side

Recall of key facts & preferences held across separate chat sessions.

OpenClaw default

session state + Markdown · weak persistence

Kai persistent memory

auto-store & auto-recall across all chats

What sets Kai apart

Customizable "soul"

Edit the system prompt directly

On-device inference

LiteRT on Android

Tool execution

Web search, calendar, notifications, shell

MCP + heartbeat

MCP servers & autonomous self-checks

Encrypted storage

Local, encrypted at rest

Broad distribution

F-Droid, Homebrew, Winget, AUR

Why it wins over users

Stable Kotlin build, runs ADB shell on request
Lightweight F-Droid version
Easy cross-platform experience with real persistence

Open questions

Large-scale evaluation still limited — young project
Can it spread as a full-stack, independent alternative?
Distinct from OpenClaw memory plugins like Mem0?

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