YCS26ยท AIOpenTag
Model Agnostic AI coworker in Slack
Founders
- Tony KamFounder/CEO
- Wilson NguyenFounder
- Shelden ShiFounder/CTO
Same space
Competitors
Closest in what they build, same category.
Decisional AIS24AI Coworkers for Business AutomationShared: workflow automationActive
TreliumF25The Agent to Build Your AgentsShared: workflow automationActive
ZensorsS21AI to understand and automates the physical worldShared: aiopsActive
CombinelyX25AI coworker for AccountantsShared: coworker, workActive
Adjacent
Overlapping tags, a different niche.
OneCLIS26The open source AI teammates for your company.Shared: aiops, workflow automationActive
NexS26AI for high volume GTM EngineeringShared: aiops, workflow automationActive
Paper InstrumentsX25Open-source frontier models for knowledge workShared: aiopsActive
mlopX25Experiment tracking for training ML modelsShared: aiopsActive
Centauri AIW24Helps teams work effectively with AI coding agents.Shared: workflow automationActive
Also from S26 in AI
Batchmates in Summer 2026.
Alkera AIS26Reliable and safe data engineering and data science agentsActive
AssembleS26Autonomous IT DeliveryActive
Avoca SystemsS26The AI operating system for radiology networksActive
Billow AI LabsS26AI-native Accounting Firm that's killing DeloitteActive
ChromieS26We help startups win gov contractsActive
CoArenaS26The biggest crowdsourced benchmark for Computer-UseActive
About OpenTag
OpenTag is an AI coworker in your Slack with full context on your company. It answers questions and takes real work off your plate. It also keeps your wiki up to date automatically, so knowledge never goes stale.
San Francisco, CA, USA
OpenTag: questions
Which YC batch was OpenTag in?
OpenTag was in Y Combinator's Summer 2026 batch (S26).
Is OpenTag still active?
Y Combinator lists OpenTag as active.
Who founded OpenTag?
OpenTag's founders, as listed on its YC page: Tony Kam (Founder/CEO), Wilson Nguyen (Founder), Shelden Shi (Founder/CTO).
Where is OpenTag based?
OpenTag lists San Francisco, CA, USA as its location on YC's directory.
Not affiliated with Y Combinator. From YC's public directory. Logos via logo.dev; trademarks belong to their owners.