LangWatch

About LangWatch

LangWatch | Confidence for the AI Agent Era

LangWatch is the first platform that goes beyond LLM monitoring, enabling true observability, evaluations, and agent testing for AI products.

We help teams Debug, Evaluate & Optimize their entire AI agent lifecycle, so you can ship faster and safer with confidence.

🔹 Observability – Complete visibility into prompts, responses, metrics, and failures. 🔹 Real-Time Evaluations – Catch regressions before they impact users. 🔹 Pre-Production Testing – Evaluate prompts, models, and pipelines before going live. 🔹 Agent Simulations – The only way to reliably test complex AI agents in realistic scenarios. 🔹 Prompt Management & DSPy Optimization – Structure and optimize your prompts for scalable performance.

LangWatch is trusted by AI-first companies, B2B SaaS, and fintech innovators, enterprises to ensure reliability, safety, and efficiency in their generative AI systems.

Address

• Headquarters

  Herengracht 5511017BW AmsterdamNoord-Holland, Netherlands

Team by function

Based on 8 public job profiles as of 4 August 2026.

• Engineering / Software Development4
• Founder / Owner2
• Design / UX1
• Sales1