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Sunshine

Category: AI Agents

An AI startup that developed consumer applications to automate and simplify everyday tasks. Sunshine was founded in 2018. The company is led by Marissa Mayer. Based in Palo Alto, United States. Team size: 11-50. Total funding raised: $20M. Latest round: SHUT DOWN (2025) - Marissa Mayer shut down Sunshine, pivoted to Dazzle AI (M Seed Dec 2025 led by Foreworthers). Key investors include ["Felicis Ventures","Unusual Ventures"].

Founded
2018
Headquarters
Palo Alto, United States
Team size
11-50
Total funding
$20M

Value proposition

Utilizing AI to make mundane tasks effortless, save time, and facilitate thoughtfulness in personal interactions.

Products and solutions

["Sunshine Contacts","Shine","Shine Parties"]

Unique value

Sunshine's uniqueness stemmed from its high-profile founder, Marissa Mayer, and its focus on applying AI to solve everyday consumer problems that are often overlooked by larger tech companies.

Target customer

Consumers looking for improved ways to manage their contacts, share photos, and organize events.

Industries served

["Consumer Technology","Artificial Intelligence"]

Technology advantage

The company's key technological advantage was its use of intelligent algorithms and AI to automate the organization of contacts and photos, aiming to provide a more seamless and intelligent user experience than existing applications.

How they differentiate

Sunshine aimed to differentiate by using AI to automate and simplify mundane tasks like organizing contacts, sharing photos, and planning events, offering a more intelligent and effortless user experience compared to the default apps on smartphones.

Main competitors

["Google (Contacts, Photos)","Apple (Contacts, Photos)","Evite"]

Key partnerships

["Information regarding key partnerships or collaborations is not publicly available."]

Notable customers

["Not applicable for a consumer-facing application that did not achieve significant traction."]

Major milestones

["Founded in 2018","Rebranded from Lumi Labs to Sunshine in 2020","Raised $20 million in a Venture round in November 2020","Launched first product, Sunshine Contacts, in November 2020","Launched photo-sharing and event-planning apps in March 2024","Announced dissolution and sale of assets to a new AI company, Dazzle, founded by Marissa Mayer"]

Growth metrics

Public growth metrics are not available. Multiple reports state the company failed to gain significant market traction.

Market positioning

Sunshine was positioned as a premium, AI-powered suite of consumer applications intended to compete with the free, built-in services offered by tech giants like Google and Apple. However, reports indicate it struggled to gain significant market traction.

Geographic focus

US primary focus (Palo Alto-based), with global ambitions for its consumer-facing applications.

Patents and IP

Information regarding patents or IP is not publicly available.

About Marissa Mayer

Co-founder of Sunshine (formerly Lumi Labs), Former President and CEO of Yahoo!, Former Vice President at Google.

Official website: