# Langfuse GmbH

**Source:** https://www.startuphub.ai/startups/langfuse-gmbh
**Profile type:** Startup

## About

Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. It provides observability, prompt management, evaluation, and experimentation capabilities to improve cost, latency, and quality. The platform serves over 100,000 engineers building on Langfuse, with adoption by 19 of the Fortune 50.

## Key facts

- **Slug:** langfuse-gmbh
- **Website:** https://langfuse.com/
- **Location:** Berlin, Germany
- **Founded:** 2023-01-01
- **Employees:** 19
- **Operating status:** Active
- **Total funding:** $3M
- **Sectors / tags:** MLOps, Observability, Developer Tools, API Platform, Foundation Model, Large Language Model, Retrieval Augmented Generation, AI Observability, AI Tool
- **Social:**
  - LinkedIn: https://www.linkedin.com/company/langfuse
  - Twitter: https://x.com/langfuse
  - GitHub: https://github.com/langfuse

## Frequently asked

### What does Langfuse GmbH do?

Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. It provides observability, prompt management, evaluation, and experimentation capabilities to improve cost, latency, and quality. The platform serves over 100,000 engineers building on Langfuse, with adoption by 19 of the Fortune 50.

### What is Langfuse GmbH's valuation?

StartupHub estimates Langfuse GmbH's effective valuation at $9.8M (range $6.3M to $15.0M, 11% confidence), based on comparable companies in the sector.

### How much funding has Langfuse GmbH raised?

Langfuse GmbH has raised a total of $3M in funding. The most recent round on record is Seed.

### Where is Langfuse GmbH headquartered?

Langfuse GmbH is headquartered in Berlin, Germany.

### When was Langfuse GmbH founded?

Langfuse GmbH was founded in 2023.

### What industry does Langfuse GmbH operate in?

Langfuse GmbH operates in MLOps, Observability, Developer Tools, API Platform, Foundation Model, Large Language Model.

### How many employees does Langfuse GmbH have?

Langfuse GmbH has approximately 19 people on record.

## JSON-LD

Structured data aligned with this page's `<script type="application/ld+json">` (included when the profile is server-rendered).

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "BreadcrumbList",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "name": "Home",
          "item": "https://www.startuphub.ai"
        },
        {
          "@type": "ListItem",
          "position": 2,
          "name": "Startups",
          "item": "https://www.startuphub.ai/startups"
        },
        {
          "@type": "ListItem",
          "position": 3,
          "name": "Langfuse GmbH",
          "item": "https://www.startuphub.ai/startups/langfuse-gmbh"
        }
      ]
    },
    {
      "@type": "ProfilePage",
      "@id": "https://www.startuphub.ai/startups/langfuse-gmbh#webpage",
      "url": "https://www.startuphub.ai/startups/langfuse-gmbh",
      "name": "Langfuse GmbH - AI Startup Profile | StartupHub.ai",
      "description": "This is the official profile of Langfuse GmbH. Langfuse GmbH is a startup founded in 2023, operating in MLOps and Observability. Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. Headquartered in Berlin, Germany. The company has approximately 19 employees.",
      "dateModified": "2026-07-01T09:30:43.137864+00:00",
      "mainEntity": {
        "@id": "https://www.startuphub.ai/startups/langfuse-gmbh#organization"
      }
    },
    {
      "@type": "Organization",
      "@id": "https://www.startuphub.ai/startups/langfuse-gmbh#organization",
      "name": "Langfuse GmbH",
      "url": "https://langfuse.com/",
      "logo": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/b1948538-096d-4bb9-9fbe-3a8981ab4dd9-square.webp",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/b1948538-096d-4bb9-9fbe-3a8981ab4dd9-square.webp",
      "description": "This is the official profile of Langfuse GmbH. Langfuse GmbH is a startup founded in 2023, operating in MLOps and Observability. Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. Headquartered in Berlin, Germany. The company has approximately 19 employees.",
      "sameAs": [
        "https://www.linkedin.com/company/langfuse",
        "https://x.com/langfuse",
        "https://github.com/langfuse",
        "https://www.startuphub.ai/startups/langfuse-gmbh"
      ],
      "foundingDate": "2023-01-01",
      "numberOfEmployees": {
        "@type": "QuantitativeValue",
        "value": 19
      },
      "address": {
        "@type": "PostalAddress",
        "addressLocality": "Berlin",
        "addressCountry": "Germany"
      },
      "knowsAbout": [
        "MLOps",
        "Observability",
        "Developer Tools",
        "API Platform",
        "Foundation Model",
        "Large Language Model",
        "Retrieval Augmented Generation",
        "AI Observability",
        "AI Tool"
      ]
    },
    {
      "@type": "Product",
      "@id": "https://www.startuphub.ai/startups/langfuse-gmbh#profile-assessment",
      "name": "Langfuse GmbH - StartupHub.ai Profile Assessment",
      "url": "https://www.startuphub.ai/startups/langfuse-gmbh",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/b1948538-096d-4bb9-9fbe-3a8981ab4dd9-square.webp",
      "category": "MLOps",
      "description": "This is the official profile of Langfuse GmbH. Langfuse GmbH is a startup founded in 2023, operating in MLOps and Observability. Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. Headquartered in Berlin, Germany. The company has approximately 19 employees. Agent Readiness score: 45/100. Full audit: https://www.startuphub.ai/startups/langfuse-gmbh/agent-readiness",
      "brand": {
        "@type": "Brand",
        "name": "Langfuse GmbH"
      },
      "review": {
        "@type": "Review",
        "author": {
          "@type": "Organization",
          "name": "StartupHub.ai"
        },
        "datePublished": "2026-07-01",
        "name": "Langfuse GmbH - Profile Score 58/100",
        "reviewBody": "This is the official profile of Langfuse GmbH. Langfuse GmbH is a startup founded in 2023, operating in MLOps and Observability. Langfuse offers an open-source LLM engineering platform designed to help developers debug AI applications and agents. Headquartered in Berlin, Germany. The company has approximately 19 employees. Agent Readiness score: 45/100. Full audit: https://www.startuphub.ai/startups/langfuse-gmbh/agent-readiness",
        "reviewRating": {
          "@type": "Rating",
          "ratingValue": 58,
          "bestRating": 100,
          "worstRating": 0
        }
      }
    }
  ]
}
```