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LangWatch
AI agent testing and evaluation platform
Amsterdam, Netherlands
Founded 2023
LangWatch develops an AI-agent engineering platform for testing, evaluating, simulating, and monitoring LLM-powered applications. Its Apache-2.0 core can be self-hosted and supports developers building reliable agents.
Websites:
Last Updated: August 10, 2026
Current Valuation
$7M
as of February 28, 2025 (Source)
Funding Summary
$1.1M
Total reported funding
Funding
February 5, 2025
EU-Startups: LangWatch bags €1 million for reliable and fast AI optimisation platform
$1.1M
Key People
Core OSS Projects
Open-source platform for LLM evaluations and AI agent testing.
License: Apache-2.0
Business Information
Category
LLMOpsIndustries
Software
Technologies
AI ObservabilityObservability
Sectors
DeveloperEnterprise
Licenses
Apache-2.0
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Socials and Communities
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