WorkOS is an enterprise authentication and identity infrastructure company that provides a modern API platform for securing software and AI agents. WorkOS's Twitter Score is 15 out of 1000 as of July 2026, ranking #73,569 among 531,432 tracked accounts.
WorkOS was founded by Michael Grinich and has grown from an initial focus on authentication into a broader infrastructure suite covering Single Sign-On, Directory Sync, Admin Portal, audit logging, granular permissions, encryption, abuse detection, MCP authentication, and feature flags. The platform targets software teams that need to add enterprise-grade security and identity features without building them from scratch. Customers using its infrastructure include OpenAI, Anthropic, xAI, Cursor, Perplexity, Vercel, and Replit, among others. As of March 2026, the company reported five-nines uptime across thousands of customers and billions of API requests each month.
WorkOS has raised successive funding rounds as it scaled. It announced a $15 million Series A in March 2021, led by Lachy Groom, bringing total funding at that time to $19 million, per the company's announcement. An $80 million Series B followed in June 2022, led by Greenoaks with participation from Lightspeed Venture Partners and Abstract Ventures. That same month, WorkOS acquired Modulz, the company behind the open-source Radix and Stitches projects. In March 2026, the company announced a $100 million Series C led by Meritech and Sapphire at a $2 billion valuation, per the company's announcement, with participation from Audacious, Craft, Abstract, Greenoaks, and others.
WorkOS has published 1,572 posts on the platform and has been mentioned by 42 accounts a total of 243 times.
Who follows WorkOS on X?
The accounts that follow WorkOS include 73 founders, 21 angel investors, 20 influencers and 4 VCs, among them Jesse Powell, Matthew Graham, Ryan Carson, Shaan Puri, dcbuilder.eth and John Palmer.