# Clemens Rawert

> Clemens Rawert is co-founder of Langfuse (ClickHouse). Langfuse API + MCP on Anchor Terminal, with grades, an about and public profiles.

- Canonical: https://www.anchorterminal.com/people/clemens-rawert/
- Markdown: https://www.anchorterminal.com/people/clemens-rawert/index.md (~850 tokens)
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- JSON: https://www.anchorterminal.com/people/clemens-rawert/index.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key)
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-28

Co-founder, Langfuse (ClickHouse).

Clemens Rawert is co-founder and COO of Langfuse, the open-source LLM engineering platform that joined ClickHouse in January 2026. Rawert's Y Combinator profile lists earlier work at Scalable Capital and the London School of Economics, and studies at Oxford, the LSE and Mannheim.

- LinkedIn: https://www.linkedin.com/in/rawert/
- X: https://x.com/rawert

## What Clemens builds

- [Langfuse API + MCP](https://www.anchorterminal.com/tools/langfuse.md), graded BB, 74.8/100, in Agent observability & evals. Open-source tracing, evaluation, prompt management and datasets for LLM apps and agents, built on OpenTelemetry. Co-founder, Langfuse (ClickHouse), researched 2026-10-26.

## Works with

- [Marc Klingen](https://www.anchorterminal.com/people/marc-klingen/), Co-founder, Langfuse (ClickHouse)
- [Maximilian Deichmann](https://www.anchorterminal.com/people/maximilian-deichmann/), Co-founder, Langfuse (ClickHouse)

## Backed by

- [Y Combinator](https://www.anchorterminal.com/investors/y-combinator/)
- [Lightspeed Venture Partners](https://www.anchorterminal.com/investors/lightspeed-venture-partners/)
- [La Famiglia](https://www.anchorterminal.com/investors/la-famiglia/)

## Questions

### Who is Clemens Rawert?

Clemens Rawert is co-founder and COO of Langfuse, the open-source LLM engineering platform that joined ClickHouse in January 2026. Rawert's Y Combinator profile lists earlier work at Scalable Capital and the London School of Economics, and studies at Oxford, the LSE and Mannheim.

### What does Langfuse (ClickHouse) make?

Anchor Terminal lists Langfuse API + MCP from Langfuse (ClickHouse). Open-source tracing, evaluation, prompt management and datasets for LLM apps and agents, built on OpenTelemetry.

### Who has invested in Langfuse (ClickHouse)?

The sources our research read name Y Combinator, Lightspeed Venture Partners and La Famiglia.

### How are Clemens's tools graded?

Langfuse API + MCP is graded BB, 74.8 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.ycombinator.com/companies/langfuse
- https://langfuse.com/
- https://langfuse.com/about

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.

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