Blog
Article
Tackling LLM Hallucinations with LangWatch: Why Monitoring and Evaluation Matter
What are LLM Hallucinations? What causes LLM hallucinations?

Manouk
Apr 4, 2025
Article
Function Calling vs. MCP: Why You Need Both—and How LangWatch Makes It Click
What is MCP? What does MCP stand for?

Manouk Draisma
Apr 18, 2025
Article
Why LLM Observability is Now Table Stakes
The New LLM DevOps Stack for LLM's

Manouk Draisma
Apr 18, 2025
Article
LangWatch vs. LangSmith vs. Braintrust vs. Langfuse: Choosing the Best LLM Evaluation & Monitoring Tool in 2025
Why LLM Evaluation and monitoring matter

Manouk Draisma
Apr 17, 2025
Article
Introducing Scenario: Use an Agent to Test Your Agent
Scenario is now live on GitHub — check it out and give it a ⭐️

Rogerio Chaves
Apr 8, 2025
Article
LLM evaluations at Swis for Dutch government projects by LangWatch
How do we objectively know if the AI output is good?

Manouk
Apr 3, 2025
Article
LangWatch and adesso join forces: Accelerating Secure LLM Adoption for Enterprises
We're proud to announce our partnership with adesso!

Manouk
Mar 27, 2025
Article
Why Your AI Team Needs an AI PM (Quality) Lead
The best GenAI teams are now introducing a critical new role: the AI PM (Quality) Lead.

Manouk
Apr 2, 2025
Article
LLMOps Is Still About People: How to Build AI Teams That Don’t Implode
LLMs can do amazing things, but only if they understand context. That context lives in the heads of domain experts.

Manouk
Mar 25, 2025
Article
Building an LLM Eval framework that actually works in practice
Evals are the thing of 2025 and building high-quality Evals is one of the most impact investments you can make.

Manouk
Mar 20, 2025
Article
What is Model Context Protocol (MCP)? And how's LangWatch involved?
The Model Context Protocol is a new standard that lets AI agents easily connect to external tools and data sources.

Manouk
Mar 16, 2025
Article
How PHWL.ai uses LLM Observability and Optimization to Improve AI Coaching with LangWatch
Improve your LLM performance with real-time observability and optimization

Manouk
Mar 14, 2025
Article
LangWatch.ai - Announcing - €1M funding round to bring the power of Evaluations and Auto-Optimizations to AI teams.
LangWatch: €1M pre-seed funding round led by Passion Capital, with great support from Volta Ventures and Antler.

Manouk
Feb 25, 2025
Article
OpenAI, Anthropic, Deepseek and other LLM Providers keep dropping prices: Should you host your own model?
OpenAI, Anthropic, Deepseek and other LLM Providers keep dropping prices: Should you host your own model?

Manouk
Feb 20, 2025
Article
7 Predictions for AI in 2025: A CTO's, Rogerio Chaves Perspective
AI is evolving at speed, and the landscape in 2025 will be shaped across agents, multimodal data, and model efficiency.

Rogerio
Jan 1, 2025
Article
Customer Stories: HolidayHero AI start-up <> LangWatch
LangWatch has been a part of HolidayHero's LLM production environment for over two months, overseeing thousands of guestchats

CEO of HolidayHero - redated by Manouk
Dec 20, 2024
Article
LangWatch Optimization Studio – Built for AI Engineers, by AI Engineers
LangWatch Optimization Studio – Built for AI Engineers, by AI Engineers

Rogerio
Dec 10, 2024
Article
The power of MIPROv2 (DSPy) in a Low-Code environment with LangWatch’s Optimization Studio
Leverage the power of DSPy’s MIPROv2 without diving into complex code? Enter LangWatch’s Optimization Studio

Manouk
Nov 10, 2024
Article
What is Prompt Optimization? An Introduction to DSPy and Optimization Studio
LangWatch’s Optimization Studio, a more precise, scientific and better approach to prompt optimization

Manouk
Nov 7, 2024
Article
Deploying an OpenAI RAG Application to AWS ElasticBeanstalk
This tutorial guides you through building chatbots using Retrieval Augmented Generation with OpenAI in Python using FastAPI

Zhenya
Jul 27, 2024
Article
The complete guide for TDD with LLMs
How can we test in a probabilistic environment?

Rogerio - CTO
Jul 3, 2024
Article
Data Flywheel: Using your production data to build better LLM products
Data Flywheel: using your production data to build better LLM products

Rogerio - CTO
Jun 27, 2024
Article
How Algomo reduced AI hallucinations with LangWatch
How Algomo increased the quality of their AI app with LangWatch

Manouk
Jun 11, 2024
Article
The AI Team: Integrating User and Domain Expert Feedback to Enhance LLM-Powered Applications
Understand what is The AI Team and what are Their Roles

Manouk
Jun 10, 2024
Article
Unit Testing Your LLM: The Power of Datasets
Understand how to leverage datasets for LLM unit testing

Rogerio Chaves - CTO
Jun 10, 2024
Article
Introducing DSPy Visualizer
What is this DSPy anyway?

Rogerio - CTO
Jun 3, 2024
Article
New Dutch Startup, LangWatch, brings much-needed quality control to GenAI
LangWatch, a new innovative Amsterdam-based startup: Meet the Team

Manouk
May 20, 2024
Article
How to build a RAG application from scratch with the least possible AI Hallucinations
Driving to help AI leaders create RAG chatbots with minimal hallucinations

Zhenya
May 14, 2024
Article
Safeguarding Your First LLM-Powered Innovation: Essential Practices for Security
Journey of launching your first LLM-powered product is filled with potential and challenges.

Manouk
May 13, 2024
Article
LLM Reliability with Retrieval-Augmented Generation
Retrieval Augmented Generation. Its popularity continues to surge, offering various methods for its successful implementation

Manouk
May 13, 2024
Article
What is User Analytics for LLMs, The Difference With Traditional Analytics, And Why is it Important?
Discover how User Analytics for LLMs can transform AI interactions, revealing user behavior

Manouk
May 10, 2024
Article
Unlocking the Potential of Large Language Models: The LLM's Beyond the Hype
Successfully integrating LLMs into your business requires careful monitoring and evaluation of options

Manouk
May 8, 2024
Article
The 8 Types of LLM Hallucinations
Delve into the challenges of LLM hallucinations, explore their types, causes, and effective mitigation strategies

Manouk
May 6, 2024
Article
Navigating the Complexities of AI-Powered Products
Learn valuable insights from the frontlines of GenAI product development

Manouk
May 1, 2024
Article
5 Things You Must Consider Before Putting Your Chatbot Live in Production
Prevent AI chatbots from handling out-of-scope questions, being manipulated, and addressing sensitive topics

Manouk
May 1, 2024
Article
Understanding Hallucinations: What are they?
Explore how to minimize AI hallucinations in LLMs

Manouk
Apr 29, 2024
Article
Mastering the GenAI Wave: Strategies for Success in AI Adoption
Explore the race of generative AI

Manouk
Apr 18, 2024
Article
Successfully building an AI Startup in the current booming industry
Learn how AI start-ups can succeed by creating targeted generative AI solutions and effectively monitoring LLMs.

Manouk
Apr 18, 2024
Article
How Struck.build improved AI Performance with LangWatch
Struck.build + LangWatch = Improved AI Perfomance

Manouk
Apr 17, 2024
Article
Journey Through Innovation: The LLM Adventure
Dive into a customer's journey with LangWatch, revealing how to successfully integrate AI into your organization.

Manouk
Apr 8, 2024