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Ainekio
Ainekio’s build journal: an eight-servo original and a twelve-servo companion in development, with measured servo feedback, a rebuilt body and learning from real walking.

Ainekio documentation

Article library

59 articles

References first, then journal entries.

V1 · 8 servos · Build reference ·

Original Ainekio: the Eight-Servo Build Journal

The original Google Docs posts, restored in full: parts, firmware, software, design decisions, and the experiments that preceded the eight-servo robot.

Original eight-servo robot

V1 + V2 · Build reference ·

Ainekio V1 and V2: Eight Servos Versus Twelve

Eight versus twelve servos: motion generation, measured feedback, processors and the current 650 g V2 battery/charger assembly, alongside dated motion ranges.

Understanding Ainekio

V2 · 12 servos · Build reference ·

Ainekio V2: Parts, Assembly, and Design Iterations

Current V2 hardware: 650 g assembly, 2S battery and USB-C charger, compact linkage geometry, feedback servos, training stand and dated physical trials.

Chassis, shell & power

V1 + V2 · Build reference ·

Ainekio: Project Overview

Meet Ainekio, a robot familiar combining conversation, personality, memory, perception and physical action, with two body designs and a continuing build journal.

Understanding Ainekio

V1 · 8 servos · Build reference ·

V1 Hardware and Body Design

The eight-servo robot, its documented components and wiring, enclosure history, and the move to V2.

Original eight-servo robot

V1 · 8 servos · Build reference ·

ESP32-S3 Controller Firmware

Motion, camera, audio, provisioning, storage, and recovery on the current eight-servo controller.

Original eight-servo robot

V1 · 8 servos · Build reference ·

Robot Commands and Safety

How commands are validated, how results are reported, and how the robot handles interruption and connection loss.

Firmware & connections

V1 + V2 · Build reference ·

Gateway and Operator Dashboard

Body Control connections, event and leveling settings, SD video, Wi-Fi maintenance, and the retained command-recovery record.

Firmware & connections

V1 + V2 · Build reference ·

Camera and Visual Feedback

When Ainekio takes pictures, how they reach MetaHuman, and how an image is used to check a robot objective.

Vision, face & voice

V1 + V2 · Build reference ·

Listening and Speech

Microphone capture, wake detection, transcription, speech playback, and the remaining room tests.

Vision, face & voice

V1 + V2 · Build reference ·

MetaHuman OS: Robot Integration

Body-event decisions, live IMU status, specialist planning and saved requests connected to Ainekio’s action results.

MetaHuman OS

V1 + V2 · Build reference ·

Robot Autonomy Modes

Reactive, Semi, and Full behavior, result-driven choices, and how finite Desire plans give robot work a verifiable end.

MetaHuman OS

V2 · 12 servos · Dated experiment ·

650 g, revised power packaging and a training stand

The current Blender assembly, battery and charger dimensions, printable support stand, and supported Stand/Walk firmware trials.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

Freestyle: teaching targets, speed and recovery

Editable motion examples, compact Qwen inference on the Q6A, measured shaft arrival, and the October 26 Stand-training results.

Legs & gait

V2 · 12 servos · Dated experiment ·

MetaHuman: keeping an intention through its results

Full Auto can continue existing work and request relevant memory; live trials expose the remaining initiative gap. Queue and on-demand model changes reduce avoidable overhead.

MetaHuman OS

V2 · 12 servos · Dated experiment ·

Faster body reactions and cleaner recovery in MetaHuman OS

A dedicated one-call tip/shake workflow, motion-aware event classification, completed-work recovery repairs and connected-recipient admission keep body events tied to real work.

MetaHuman OS

V1 + V2 · Dated experiment ·

Testing 9B learning for autonomy and personality

Two small remote LoRA diagnostics tested autonomy and conversational personality, including actual serving comparisons. Neither candidate qualified for deployment.

MetaHuman OS

V2 · 12 servos · Dated experiment ·

Giving movement a goal and evidence of arrival

MetaHuman's new locomotion contract connects distance, turn, approach, follow and visual goals to measured progress, with signed lateral control on the P4.

Firmware & connections

V2 · 12 servos · Dated experiment ·

The body can start a conversation

Wake, tilt and rapid-movement events now travel from Body Control to a dedicated MetaHuman workflow, with editable detection settings and model-selected reactions.

MetaHuman OS

V2 · 12 servos · Dated experiment ·

Video on the robot, firmware updates over Wi-Fi

Body Control gains SD video recording and downloads, staged P4 firmware updates, robot logs and a measured short Wi-Fi recovery run.

Firmware & connections

V1 + V2 · Dated experiment ·

Teaching the Task model what to say and what to move

Two new 0.8B Task LoRA candidates address speech/action confusion. Both improve aggregate scores; neither replaces the deployed adapter after qualification.

MetaHuman OS

V2 · 12 servos · Dated experiment ·

Startup, self-leveling and the real leg geometry

A staged startup rise, saved self-leveling controls, a 566 g build report and a geometry calculator, with installed firmware separated from loaded-motion results.

Legs & gait

V2 · 12 servos · Dated experiment ·

Shell Printing, Weight Changes, and a 4 A Supply

Exterior printing has begun. Follow the Blender shell and camera-mount exports, the new power-supply direction, and revised foot placement for Lay Down and Play Dead.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

YOLOE: From Person Detection to Selected Targets

A desktop YOLOE pilot now searches and tracks using the robot camera. Follow the live chair result, exact-frame selection, model limitations, and remaining integration work.

Vision, face & voice

V2 · 12 servos · Dated experiment ·

A Face on the Robot: Display, Camera, and Voice Progress

The physical robot has an illuminated wide LCD. Explore actual renderer previews, recorded camera and speaker checks, and the expression and speech work still in development.

Vision, face & voice

V2 · 12 servos · Dated experiment ·

Responsive Commands, Separate Conversation, and Connection Choices

MetaHuman now separates request routing, task planning and conversation. Body Control gains connection choices, while perception and speech refinements remain under review and Active Operator is untested on the robot.

Firmware & connections

V2 · 12 servos · Dated experiment ·

Standing, Walking, and Responding to Commands

The revised twelve-servo robot can stand, walk and respond to commands. A current build photograph, the October 6 comparison, and the latest mounting-part exports.

Legs & gait

V2 · 12 servos · Dated experiment ·

A Lighter Rebuild After the Standing Test

The printed chassis could not stand on its MG90 servos. The next iteration keeps those servos, removes weight, replaces the battery bank and revises the legs.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

Steering, Sensing and Keeping the Robot Connected

Continuous steering, camera profiles, recognition interfaces and an IMU estimator have progressed. Live balance control and sustained wireless reliability still need work.

Firmware & connections

V2 · 12 servos · Dated experiment ·

Q6A, chassis work, and a more active loop

Q6A integration, the revised Ainekio v2 chassis, and the first pieces of a more active perception and control loop.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

Compact Wireless Body: Battery Clearance, Face and Assembly

Independent Wired and Wireless Blender designs, an 82.5 mm Wireless frame, revised front-leg placement, rear carrier relief, a fitted LCD carrier and assembly reference marks.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

Two Builds: Wired, Wireless and ROS 2 Integration

Ainekio splits into an onboard-Q6A Wired build and an offboard-Q6A Wireless build. ROS 2, local IMU feedback and the new battery budget have distinct implementation stages.

Firmware & connections

V2 · 12 servos · Dated experiment ·

Refining the body and fitting the Anker battery

A red shell, revised mask mounts, reinforced printed tabs and an 80 mm chassis placement: fitting a removable 10,000 mAh Anker bank beneath Ainekio V2.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

Compact Legs: Geometry, Print Faces and Horn Fit

Comparing the 24/41/60 and 22/36/55 mm legs, retaining tested articulation, and correcting a horn cavity after a failed printed fit.

Legs & gait

V2 · 12 servos · Dated experiment ·

Developing the Shell Around the Mechanism

Ainekio's evolving face, collar, roof and fins, with actual CAD views and a record of accepted and rejected design iterations.

Chassis, shell & power

V2 · 12 servos · Dated experiment ·

September 15: From CAD to Printed Leg Prototypes

Printed leg prototypes with expressive movement, revised linkage geometry, horn pockets sized from real hardware, and fit lessons for the next iteration.

Legs & gait

V2 · 12 servos · Dated experiment ·

September 10: Fitting the V2 Body Together

Fourteen CAD revisions: chassis, electronics, linkages, covers, and a camera/display carrier, with a brief MetaHuman OS refinement update.

Chassis, shell & power

V1 · 8 servos · Original document ·

V1: Original Firmware Notes

The July ESP32-S3 firmware record: eight servo outputs, startup, safety, media, and build steps.

Original eight-servo robot

V1 · 8 servos · Original document ·

V1: Original Software and MetaHuman OS

The original software architecture, cognition, command bridge, validation, and development plans.

Original eight-servo robot

V1 · 8 servos · Original document ·

V1: Original Parts Overview

The original eight-servo parts, power, wiring, fitment, and shopping-list document.

Original eight-servo robot

V1 · 8 servos · Original document ·

V1: Broad Strokes — July Status

The original July 10 progress snapshot and reading map, preserved as an early project record.

Original eight-servo robot

V1 · 8 servos · Original document ·

V1: Original Design Discussion

Original design deliberations: controller alternatives, power, communications, fitment, and early Generation 2 candidates.

Original eight-servo robot

V1 · 8 servos · Original document ·

July 2026: The Virtual Environment Bridge

Historical notes on the early Megameal conversation bridge, its test results, and its original implementation.

Original eight-servo robot

V1 · 8 servos · Original document ·

July 2026: The Retired Simulator Experiment

The unsuccessful simulator project: its original command bridge, discarded hardware plans, and reported July tests.

Original eight-servo robot

V1 · 8 servos · Original document ·

V1: Original Robot Familiar Introduction

The original project introduction, its ambitions, MetaHuman brain, firmware boundary, and Sesame-derived body.

Original eight-servo robot