Sage AI
YC W23San Francisco, US · Founded 2023 · 2 employees · 1 known investors
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Simon Leveneunlockedknows Joshua Ying · together at Squarespace (overlapped)
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Sage AI automatically generates and maintains documentation for codebases by building a symbol-level knowledge graph from source code and using large language models to create and update annotations. The platform serves software engineering teams seeking to reduce onboarding time, improve code comprehension, and preserve institutional knowledge.
Also known as Emblem · Omnistore · Semantic · Semantic Finance
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSB2BAI AssistantUnited States of AmericaAmerica / CanadaFully Remote
Founders & leadership· Y Combinator alumni (W23)
Sage AI was founded in 2023 by Joshua Ying.
JY

Investors · 1
Y Combinatorlisted by Y CombinatorSan Francisco · $150K
How we know: the Y Combinator directory · Not right? Tell us
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Frequently asked questions
- What does Sage AI do?
- Sage AI automatically generates and maintains documentation for codebases by building a symbol-level knowledge graph from source code and using large language models to create and update annotations. The platform serves software engineering teams seeking to reduce onboarding time, improve code comprehension, and preserve institutional knowledge.
- Who founded Sage AI?
- Sage AI was founded by Joshua Ying in 2023.
- Who are Sage AI's investors?
- Sage AI's investors include Y Combinator.
- Where is Sage AI headquartered?
- Sage AI is headquartered in San Francisco, US.



