Sunday

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.

Latest funding

$165M Series B

Total funding

$165M

Latest valuation

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Founded

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Country

🇺🇸United States

• Mar 12, 2026Series B$165M
  Led by CoatueBain Capital VenturesFidelity Management & Research CompanyTiger GlobalBenchmarkConvictionXtal Ventures

• Mar 25, 2026M&AAmazon buys Fauna Robotics, maker of the 107 cm Sprout humanoid, less than two months after the robot's launch
• Mar 13, 2026FundingSunday raises $165 million at a $1.15 billion valuation to move its glove-trained Memo robot from demos into homes