Lemma Blog · Jul 2026
Recent Lemma blog post on the kinds of silent and semantic failures agent observability needs to detect.
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Updated Jul 29, 2026
Overview
Lemma is a YC F25 San Francisco startup building production monitoring and continuous learning infrastructure for AI agents, focused on catching silent semantic failures, tracing root causes, and automating prompt/agent improvements.
Primary product
Production monitoring and continuous learning platform for AI agents
Founded
2025
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Software Development
Sub-industry
AI agent observability and reliability infrastructure
Business model
B2B SaaS
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