Petoi Quaddle: an open-source desktop robot dog on Kickstarter from $144
Petoi, the maker of Bittle and Nybble, is crowdfunding Quaddle: three open-source desktop robot dogs with MSRPs of $179 to $269 and Kickstarter specials from $144.
Petoi, the company behind the Bittle robot dog and the Nybble Q robot cat, has launched Quaddle on Kickstarter: an open-source, palm-size robot dog in three models.
The three models
- Quaddle Builder Plus: for curious kids and beginners. 4 feedback servos, about 1.5 h of battery life, 170 g. MSRP $179; Kickstarter special $144.
- Quaddle Buddy: for most people. Adds an AI core (ESP32-S3R8 with 16 MB flash) for talk-and-act and optional smart-home control, plus voice. About 1.3 h, 180 g. MSRP $219; Kickstarter special $175.
- Quaddle Scout: for makers, educators and researchers. Adds a micro servo and a sense core with 2 infrared distance sensors, 2 light sensors, gesture sensing and optional AI vision on a radar head. About 1 h, 198 g. MSRP $269; Kickstarter special $215.
What all three share
- Motion core: ESP32-S3FN8 with a gyroscope for balancing and tap reaction.
- Speed: 1 body length per second walking, 3 body lengths per second gliding, 90° per second spinning in place.
- Battery: swappable BL10C (1800 mAh), compatible with the BL5C for weight-sensitive experiments.
- Extension hat: 4 touchpads, 4 RGB LEDs, 2 microphones, 2 Grove sockets, a PIR sensor and a Raspberry Pi UART port.
- Connectivity: Wi-Fi, Bluetooth and USB-C.
- Coding: block coding, Python, MicroPython, Arduino C++ and a simulator; works with Arduino, Raspberry Pi, ROS, TuyaOpen and 3D printing.
- Size: 11 × 7 × 7 cm (Scout: 11 × 7 × 11 cm).
Accessories listed for the campaign include an AI vision module (MSRP $39), a controller ($15), a mini controller ($19), a spare battery with charger ($11) and a smart RGB LED light ($9).
Before you back it
Kickstarter specials are campaign prices and can change; the MSRPs above are Petoi's list prices. As with any crowdfunding campaign, delivery dates and final specs are set by the maker. Quaddle will get its own RoboHub page once it ships.
Specs and prices provided by Petoi on 4 October 2026. Campaign: Quaddle on Kickstarter. Press kit: petoi.com/quaddle-press-kit.
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