# Langfuse

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/langfuse

- Industry: Software
- Headquarters: Berlin, Germany
- Website: www.langfuse.com
- Total disclosed funding: $4M
- Latest round: Seed (Nov 7, 2023)
- Investors on record: 3

## About

Based in Berlin, Germany, and founded in 2022, Finto Technologies GmbH, trading under the name Langfuse, operates as a software platform that provides users with open-source observability and analytics for developing large language models (LLM) applications. The company was co-founded by Clemens Rawert, Marc Klingen, and Maximilian Deichmann. In January 2026, Clickhouse, Inc., a portfolio company of WCM Investment Management, Dragoneer InvestmentGroup, T Rowe Price, Rosberg Ventures, Peak XV Partners, Expanding Capital, Founders Circle Capital, Citi Ventures, D.E. Shaw & Co., Insight Partners, Adams Street Partners, Bond, Coatue Management, Bessemer Venture Partners, Khosla Ventures, GIC, Institutional Venture Partners, Battery Ventures, Thrive Capital, Altimeter Capital, Yandex, Lead Edge Capital, FirstMark Capital, Almaz Capital, Redpoint Ventures, Lightspeed Venture Partners, Nebius Group N.V., Index Ventures, and Benchmark, acquired Langfuse from La Famiglia, Lightspeed Venture Partners, and Y Combinator.

Finto Technologies GmbH is a technology company that offers innovative digital banking products, financial services, and a monetization platform. Finto provides banking-as-a-service solutions, an API platform, and white-label services. Additionally, the company unifies the monetization stack by providing a single, integrated solution for charging customers, custom agreements in sales, usage-based pricing, billing, and holistic data layer management. 

The company generates revenue through its platform, offering a monthly and annual package for its Pro model, starting at USD 29 per month. The January 2026 acquisition enables Clickhouse, Inc. to expand its product offering and global footprint.

## Funding rounds

- Seed, Nov 7, 2023, $4M — Lightspeed Venture Partners, Y Combinator, La Famiglia

## Investors

- Lightspeed Venture Partners (https://capitalatlas.ai/funds/lightspeed-venture-partners) — Seed
- Y Combinator (https://capitalatlas.ai/funds/y-combinator) — Seed
- La Famiglia (https://capitalatlas.ai/funds/la-famiglia) — Seed