Sunday
Developer of the Memo household robot and the ACT robot foundation models
About
Sunday builds Memo, a household robot, and the ACT model line; it described ACT-1 in November 2025 as a robot foundation model trained on zero robot data and collects skills with its Skill Capture Glove. On 12 March 2026 it announced an oversubscribed $165 million Series B at a $1.15 billion valuation led by Coatue, with Bain Capital Ventures, Fidelity Management & Research Company, Tiger Global, Benchmark, Conviction and Xtal Ventures, and said a beta would roll out in the autumn.
Key stats
- Latest funding
- $165M
- Total funding
- $165M
- Latest valuation
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- Founded
- —
- Country
- United States
Latest roundsAll rounds
- Mar 12, 2026Series B$165M
Recent newsAll news
- M&AAmazon buys Fauna Robotics, maker of the 107 cm Sprout humanoid, less than two months after the robot's launch
- FundingSunday raises $165 million at a $1.15 billion valuation to move its glove-trained Memo robot from demos into homes
- FundingRhoda AI leaves stealth with a $450 million Series A to run factory robots on a model that learns from internet video
- Product1X puts a 14-billion-parameter video model in charge of its NEO home humanoid, trading robot data for internet video