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Company profile

Lemma

Lemma enables AI agents to continuously improve from user feedback and production outcomes. Instead of relying on manual prompt tuning and reactive debugging, Lemma detects when an agent’s performance drifts, pinpoints the exact step causing failures, generates optimized prompt candidates, and automatically delivers improvements through our API or by opening a pull request in your codebase. Built by ex-AI engineers who felt this pain firsthand, Lemma turns static agents int…

Signal fit assessment

Positioning appears cross-vertical; fit depends on workflow specificity. Public copy references workflow-level outcomes, which usually maps better to buyer diligence.

productHQ: CALast verified: 2026-04-08
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Source: Y Combinator Company Directory API (tag: Artificial Intelligence).