Side-by-side comparison of AI visibility scores, market position, and capabilities
US open-source B2B authentication platform for SAML and SCIM enterprise SSO; YC $3.3M seed May 2025 from Paul Graham backing competing with WorkOS for SaaS company enterprise identity infrastructure.
Tesseral is a US-based open-source B2B authentication infrastructure company — backed by Y Combinator with $3.3 million in seed funding raised in May 2025 from YC, Jessica Livingston, and Paul Graham — building developer-friendly SAML, SCIM, and enterprise SSO infrastructure that enables SaaS companies to implement enterprise authentication standards without the months of engineering work that supporting each enterprise customer's identity provider (Okta, Azure AD, Google Workspace) typically requires. Founded by Ned O'Leary and Ulysse Carion, Tesseral democratizes enterprise authentication capabilities that were previously only accessible to large organizations with dedicated identity engineering teams.
YC S23 AI-first ERP replacing NetSuite for scaling tech companies with 100+ clients in 9 months; $38.5M Accel Series A Jun 2025 competing with NetSuite and Sage Intacct for AI-native mid-market ERP and SaaS financial management.
Campfire is a United States-based AI-native enterprise resource planning (ERP) company — backed by Y Combinator (S23) with $38.5 million raised including a $35 million Series A led by Accel in June 2025 and a $3.5 million seed in May 2024 from Foundation Capital and Y Combinator — providing scaling startups and mid-size technology companies with a modern AI-first ERP platform that replaces NetSuite, SAP Business One, and Sage Intacct for companies outgrowing QuickBooks and Xero, delivering accounting, revenue management, and financial automation through an AI-powered system that integrates financial workflows without the implementation complexity and total cost of ownership associated with legacy ERP vendors. Founded by John Glasgow and participating in the YC S23 batch, Campfire achieved approximately 100 clients within 9 months of founding, including Advisor360, Rhumbix, and Fooji.
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