Langfuse
Founders
Max Deichmann - Co-Founder
Marc Klingen - Co-Founder
Clemens Rawert - Co-Founder
Founded
2022
Stage
Seed
Invested
2023
Lightspeed Team
Alexander Schmitt - Partner

Langfuse is building open-source observability and product analytics for LLM applications. We help engineers and companies understand how customers use their LLM applications and how they can improve on them.

Alexander Schmitt
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Fraction Fraction

Faction Ventures, LLC (“Faction”) and Lightspeed Management Company, L.L.C. (“Lightspeed”) are separate businesses that operate independently of each other. Faction is a registered investment adviser under the United States Investment Advisers Act of 1940, as amended. Faction advises its own fund(s) and does not advise any Lightspeed clients, and Lightspeed does not advise Faction or any of its clients. Lightspeed and Faction are parties to an agreement pursuant to which Lightspeed holds certain interests in Faction and the fund(s) Faction manages.

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