OpenTag was founded by Tony Kam, Shelden Shi, Wilson Nguyen in 2026.

Who are OpenTag's investors?

OpenTag's investors include Y Combinator, Vectr Ventures.

Where is OpenTag headquartered?

OpenTag is headquartered in San Francisco, US.

OpenTag

San Francisco, US · Founded 2026 · 3 employees · 2 known investors

Find your way into OpenTag

1,394 people in our graph share verified history with the OpenTag team — schools, employers, funds. One of them is your warm intro.

Anthony Linunlockedknows Tony Kam · together at Intel Corporation (overlapped)

×3knows the team · via Intel Corporation

×3knows the team · via Stealth Startup

×3knows the team · via Y Combinator

knows the team · via Flatiron Health

knows the team · via Roche

Gini is a cloud-based AI agent that works inside team chat tools like Slack and Microsoft Teams, running sandboxed automations scoped to connected tools and permissions. It also maintains a self-updating company wiki sourced from chat threads, offering to take over recurring tasks for teams.

Also known as Gini · Gini Agent · Open Tag

AI & Machine Learning Enterprise Software Future of Work SaaS AIOps Artificial Intelligence B2B Workflow AutomationUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (S26)

OpenTag was founded in 2026 by Tony Kam, Shelden Shi, and Wilson Nguyen.

Tony Kam in 𝕏Founder/CEOCo-founder and CEO of Gini, where he leads product. He previously worked at Tesla, founded Lilac Labs (S24), and studied EECS at UC Berkeley.

Shelden Shi inCo-Founder / CTOCo-founder and CTO of Gini, who previously founded Lilac Labs (YC S24) and studied computer science and cognitive science at UC Berkeley.

Wilson Nguyen in 𝕏Co-FounderCo-founder of OpenTag and previously a founding engineer at Lilac Labs. He studied computer science at UC Berkeley.

Investors · 2

Y CombinatorSan Francisco · $500K

Vectr VenturesreportedHong Kong · $547K – $70M

Images

Founder mafia

2 people who came through OpenTag went on to found or lead other companies.

Tony KamFounder/CEOFounded Lilac Labs Shelden ShiFounder/CTOFounded Lilac Labs

In the news

OpenTag - Model Agnostic Claude Tagycombinator.com · Aug 2026

Gini: AI coworker that lives in Slackycombinator.com · Aug 2026

Suditi Industries Raises ₹58.87 Crore to Fast-Track Gini & Jony Kidswear Expansionentrepreneurindia.com · Dec 2025

Local Fintech Startup to Fuel Global Ambition with US$1.6 Million from Vectr Ventures - Fintech Hong Kongfintechnews.hk · Jan 2019

Applicate raises $1 million from HNIs for new product Trade Gini - The Economic Timeseconomictimes.indiatimes.com · Jan 2016

Frequently asked questions

What does OpenTag do?: Gini is a cloud-based AI agent that works inside team chat tools like Slack and Microsoft Teams, running sandboxed automations scoped to connected tools and permissions. It also maintains a self-updating company wiki sourced from chat threads, offering to take over recurring tasks for teams.
Who founded OpenTag?: OpenTag was founded by Tony Kam, Shelden Shi, Wilson Nguyen in 2026.
Who are OpenTag's investors?: OpenTag's investors include Y Combinator, Vectr Ventures.
Where is OpenTag headquartered?: OpenTag is headquartered in San Francisco, US.