Index / MimiClaw · updated Oct 2, 2026
MimiClaw
memovai/mimiclaw · healthy · rank 15 of 43 by stars
An OpenClaw-style AI assistant squeezed onto a $5 ESP32-S3 chip with no OS, no Node.js, and pure C. It talks over Telegram, keeps local memory on flash, and sips 0.5W of power.
Facts
Repository
Runtime
Posture
Community
Security breakdown
Composite 55 / 100 · how these are scored
higher is safer
higher is safer
higher is safer
higher is safer
higher is riskier
Model access
Read from the repository, not written by a model · 52 files examined
2 providers
Pinned models
claude-opus-4-5 released 2025-11-24 — 10 months old (from the public model catalogue)
Pin last edited 7 months ago
Evidence
Decision
Why choose MimiClaw over OpenClaw?
Why choose this
- Runs on $5 hardware with 0.5W power draw
- No OS or runtime dependencies — pure C bare metal
- All data stored locally on device flash
Tradeoffs
- Requires purchasing and flashing ESP32-S3 hardware
- Far fewer channels, tools, and integrations
- Constrained by 8MB PSRAM and 16MB flash limits
Best fit
- Hobbyists wanting a $5 always-on AI gadget
- Makers comfortable with ESP-IDF firmware flashing
- Users who want a Telegram assistant with local flash memory
Avoid if
- You need a rich plugin ecosystem or desktop integrations
- You want multi-channel support beyond Telegram/Feishu
- You are not comfortable flashing embedded firmware
Strong evidence from README, commits, and release data for architecture and activity; community sentiment is uncertain due to zero Reddit matches and only indirect web mentions.
AI layer reviewed Sep 21, 2026 · how this is written
Star activity
5,774 stars today
Overview
MimiClaw is a bare-metal reimagining of the OpenClaw personal AI assistant, running entirely on a $5 ESP32-S3 microcontroller with no operating system, no Node.js, and no Linux — just pure C built on ESP-IDF. You message it via Telegram (or Feishu), the chip polls over WiFi, runs an agent loop against Anthropic Claude or OpenAI GPT (switchable at runtime), calls tools, reads memory, and replies — all while drawing about 0.5W from a USB port.
Its architecture is strikingly minimal: session memory persists on local SPIFFS flash, the firmware ships as a single merged image with CI-built releases, and recent work added GPIO skill support, group-chat mention filtering to avoid wasted LLM calls, and USB-JTAG console access for web-based serial monitoring. Compared to OpenClaw's full desktop/server stack with a control UI and dozens of integrations, MimiClaw trades ecosystem breadth for radical portability, cost, and energy efficiency — a genuinely 'hardware agent OS' for the edge.