diff --git a/articles/related_resources.md b/articles/related_resources.md
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@@ -14,6 +14,7 @@ People are writing great tools and papers for improving outputs from GPT. Here a
 - [Haystack](https://github.com/deepset-ai/haystack): Open-source LLM orchestration framework to build customizable, production-ready LLM applications in Python.
 - [HoneyHive](https://honeyhive.ai): An enterprise platform to evaluate, debug, and monitor LLM apps.
 - [LangChain](https://github.com/hwchase17/langchain): A popular Python/JavaScript library for chaining sequences of language model prompts.
+- [Langtail](https://langtail.com/): An LLM platform for developing, deploying, debugging, and monitoring LLM apps.
 - [LiteLLM](https://github.com/BerriAI/litellm): A minimal Python library for calling LLM APIs with a consistent format.
 - [LlamaIndex](https://github.com/jerryjliu/llama_index): A Python library for augmenting LLM apps with data.
 - [LMQL](https://lmql.ai): A programming language for LLM interaction with support for typed prompting, control flow, constraints, and tools.