Langwatch
Ship quality Agentic AI at scale
Amsterdam, Netherlands · Founded 2023 · $1.1M raised
- Headquarters
- Amsterdam
- Employees
- 11–50
- Founded
- 2023
- Business Model
- B2B
- Website
- langwatch.ai
- Total Funding
- $1.1M
- Last Round
- $1.1M Pre-SeedFeb 2025
- Rounds
- 1
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 1 funding round and 3 investors for this company. The full record is or through the API.
About
LangWatch is an open-source LLMOps platform that helps engineering teams test, evaluate, and monitor LLM-powered AI agents end-to-end. The platform provides agent simulations, LLM observability, prompt management, real-time evaluations, and dataset management — enabling teams to prevent regressions, debug production issues, and ship reliable AI at scale. LangWatch is OpenTelemetry-native, integrates with all major AI frameworks (LangChain, DSPy, CrewAI, LangGraph), and is ISO 27001 / SOC2 certified. It has 5,600+ GitHub stars and processes 900,000+ daily evaluations.
Summary
Langwatch is an Artificial Intelligence company based in Amsterdam, Netherlands, founded in 2023. It has raised $1.1M in total across 1 round, most recently a $1.1M Pre-Seed round in Feb 2025. Investors include Passion Capital, Volta Global and Antler.
Tech & App Stack
6 technologies & apps tracked
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Funding History
Feb 2025
Investors
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