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Opponent

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Opponent Systems is building SAGA, a family-focused assistant that keeps relatives connected and shares information across generations without relying on group chats, photo dumps, or separate apps. The product is being demoed via FaceTime.

Also known as Opponent Systems · SAGA

AI & Machine LearningConsumerSocial

Founders & leadership

ICIan Cheng
Ian ChengFounderIan Cheng has worked since 2012 on multi-agent simulations in the contemporary art context. He is founder of Opponent, which develops adversarial AI agents for families and children.
VSVeronica So
Veronica SoVeronica So is Chief Operating Officer at Opponent Systems, which builds SAGA, a family-focused assistant designed to connect relatives across generations. Previously, she served as Executive Producer at Ian Cheng Studio, where she produced large-scale installations, simulations, and interactive works for institutions including Serpentine Galleries, MoMA, and the Venice Biennale.

Investors · 3

Mozilla Ventureslisted by Mozilla Ventures

How we know: Mozilla Ventures's portfolio page · Not right? Tell us

TIRTA Ventureslisted by TIRTA VenturesNew York

How we know: TIRTA Ventures's portfolio page · Not right? Tell us

Company profile

researched Aug 2026

Opponent Systems is an early-stage company whose website presents SAGA, described as a "house spirit" intended to link generations and enrich "family intelligence." The positioning centers on keeping an entire family in the loop without relying on group chats, photo sharing, or a dedicated application.

The company's site indicates SAGA is being demonstrated over FaceTime and collects interest through a waitlist sign-up. Contact is handled directly through the founder's email address, and the site carries an "Opponent Systems 2026" notice.

Founding story

The company's website states that Opponent Systems was founded by Ian Cheng.

▸Full profile — market position, technology, go-to-market

Market position

The company frames SAGA as an alternative to group chats, shared photo dumps and standalone applications for keeping family members informed.

Technology

SAGA is positioned as an assistant that operates without a dedicated app, with demonstrations delivered over FaceTime.

Go-to-market

Opponent Systems is currently pre-launch, running demonstrations of SAGA over FaceTime and collecting prospective users through a waitlist on its website, with direct email contact via the founder.

The product is aimed at families, spanning multiple generations of relatives who want to stay in contact with one another.

Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.

▸Research sources · 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Opponent do?
Opponent Systems is developing SAGA, an assistant intended to keep extended families connected across generations.
Who founded Opponent?
Opponent was founded by Ian Cheng.
Who are Opponent's investors?
Opponent's investors include Betaworks, Mozilla Ventures, TIRTA Ventures.