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Langfuse - About the company

Langfuse is a seed company based in Berlin (Germany), founded in 2022 by Max Deichmann, Clemens Rawert and Marc Klingen. It operates as an Open-source observability and analytics platform for LLM applications. Langfuse has raised $4.5M in funding from Lightspeed Venture Partners and La Famiglia.

Company Details

Open-source observability and analytics platform for LLM applications. It supports developers trace and debug complex applications, allowing them to understand the impact of changes on the overall application. It offers features including tracing LLM chains and measuring the quality of outputs.
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Email ID
*****@langfuse.com
Key Metrics
Founded Year
2022
Location
Berlin, Germany
Stage
Seed
Total Funding
$4.5M in 2 rounds
Latest Funding Round
Employee Count
15 as on Jan 31, 2026
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Langfuse's funding and investors

Langfuse has raised a total funding of $4.5M over 2 rounds. Its first funding round was on 2023. Its latest funding round was a Seed round on Nov 07, 2023 for $*****. 3 investors participated in its latest round. Langfuse has 3 institutional investors.

Here is the list of recent funding rounds of Langfuse:
Date of Funding
Funding Amount
Round Name
Post-Money Valuation
Revenue Multiple
Lead Investors
Other Investors
Nov 07, 2023
9390211
Seed
2201142
3183116
2061572
4488381
2023
8648
Seed
1557
1472
8244
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Langfuse's founders and board of directors

Founder? Claim Profile
The founders of Langfuse are Max Deichmann, Clemens Rawert and Marc Klingen. Marc Klingen is the CEO of Langfuse.
Here are the details of Langfuse's key team members:

Langfuse's employee count trend

Langfuse has 15 employees as of Jan 26. Here is Langfuse's employee count trend over the years:
Employee count trend for Langfuse
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Langfuse's Investments and acquisitions

Langfuse has made no investments or acquisitions yet.

News related to Langfuse

Media has covered Langfuse for a total of 2 events in the last 1 year.
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FAQs about Langfuse

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