Facts

• Segment: Humanoid
• Country: United States
• Founded: 2024
• Website: https://www.sunday.ai

Profile sections

• Summary
• Market context
• Products
• Facts
• Funding
• Investors
• Context / Market Position
• Events
• Operations / Deployments
• Team
• Record / Articles
• Sources

Summary

Sunday Robotics develops Memo, a home robot for everyday household chores. The robot uses a wheeled base, two arms and learned manipulation skills to handle tasks such as clearing tables, loading dishwashers and preparing simple drinks.

Market context

The system is built around real-world data collection rather than simulation-first training, focusing on how everyday tasks are actually performed in home settings. This positions it toward unstructured environments where variability and manipulation are harder to standardize. Sunday Robotics builds a household robot product called "Memo", positioned as a home helper for repetitive chores.

• Capability: Household-focused embodied system (home environment operation) Task automation framed around "to-do's" and home assistance (product-led) Consumer home robotics product development
• Strategic position: Consumer home robotics builder centered on a single flagship household robot Positioned in "home helper" category rather than industrial or logistics automation

Products

• Memo
• Skill Capture Glove - Memory Developers

Facts

• Website: https://www.sunday.ai
• HQ: Mountain View, California, United States
• Founded: 2024
• Segment: Humanoid
• Funding total: $35M
• Known funding rounds: 2
• Latest funding date: 2026-03-12

Funding

• 2026-03-12 - Series B - $165M - Sunday raises $165M Series B to deploy Memo household robot - source: globenewswire.com
• 2025-11-20 - Seed - $35M - Sunday Robotics emerges from stealth with $35M seed funding - source: electrek.co

Investors

• Benchmark - Lead - Unknown - 2 funding events - repeat backer - first seen 2025-11-20 - latest 2026-03-12
• Conviction - Lead - Unknown - 2 funding events - repeat backer - first seen 2025-11-20 - latest 2026-03-12
• Bain Capital Ventures - Participant - Vc - 1 funding event - first seen 2026-03-12
• Coatue - Lead - Unknown - 1 funding event - first seen 2026-03-12
• Fidelity Management & Research Company - Participant - Unknown - 1 funding event - first seen 2026-03-12
• Tiger Global - Participant - Vc - 1 funding event - first seen 2026-03-12
• Xtal Ventures - Participant - Vc - 1 funding event - first seen 2026-03-12

Home humanoid robot trained on real-world household data

Sunday Robotics develops Memo, a wheeled home humanoid robot designed for household chores including dishwashing, laundry and tidying. Memo is trained on approximately 10 million real-world household episodes collected from over 500 homes using a wearable Skill Capture Glove. The company raised $200M at a $1. 15B valuation, with a Founding Family Beta of 50 households planned for late 2026.

• Target environment: Home environments, household kitchens and domestic settings with unstructured tasks.
• Deployment model: Consumer robot platform model built around household deployment, real-world data collection, robot hardware and home service subscriptions.
• Customer context: Households, early-adopter consumers and families seeking home assistance for routine chores.
• Workflow context: Dishwashing, laundry, tidying, home chore automation and real-world manipulation data collection.
• Commercial maturity: Sunday Robotics is pre-commercial, with a Founding Family Beta planned for late 2026. Broad deployment maturity remains dependent on household reliability and consumer adoption.
• Market position: Home-focused humanoid robotics company differentiated by real-world household training data rather than simulation-first approaches.
• Adoption constraints: Household reliability, manipulation in unstructured environments, consumer price sensitivity, safety, service and support infrastructure.
• Adjacent context: Home robotics, humanoid robots, consumer robotics, manipulation learning and household automation.
• Source confidence: medium

Events

• 2026-03-12 - Funding - Sunday raises $165M Series B to deploy Memo household robot - Sunday announced an oversubscribed $165M Series B at a $1.15B valuation led by Coatue.
• 2025-12-30 - Demonstration - Sunday Robotics launches Memo after 18 months of development and real-home demonstrations - Completes 18 months of development with extensive real-home demonstrations.
• 2025-11-20 - Funding - Sunday Robotics emerges from stealth with $35M seed funding - Sunday Robotics emerged from stealth with $35M in funding led by Benchmark and Conviction.
• 2025-11-20 - Demonstration - Sunday Robotics unveiled 'Memo', its first fully autonomous home robot capable of complex tasks like loading a dishwasher and making espresso. - Sunday Robotics unveiled Memo as its first fu…
• 2025-11-19 - Market Signal - Sunday Robotics receives launch-day Wired coverage for Memo household robot - Sunday published launch-day external coverage from Wired focused on Memo ability to clear tables and load dishwa…
• 2025-11-19 - Research Publication - ACT-1: A Robot Foundation Model Trained on Zero Robot Data - Sunday presents ACT-1 as a robot foundation model trained without teleoperation trajectories, using human-aligned Skill Ca…
• 2025-11-01 - Executive Hire - Sunday Robotics successfully recruited a 'full stack' of AI and robotics talent from Tesla and Google DeepMind to develop its household robots. - Sunday Robotics reported hiring talent from…

Operations / Deployments

• 2026-03-12 - Funding - Sunday raises $165M Series B to deploy Memo household robot - Sunday announced an oversubscribed $165M Series B at a $1.15B valuation led by Coatue.

Team

• Tony Zhao - Co-Founder and CEO
• Cheng Chi - Co-Founder - Adds core research-founder context for Sunday's robot-learning stack and home manipulation strategy.

Record / Articles

• 2025-11-20 - Sunday emerges from stealth with Memo, a home robot trained on 10 million household episodes - Founded by the creators of ALOHA and Diffusion Policy, Sunday has assembled a 10-million-episode domestic train…