> ## Documentation Index
> Fetch the complete documentation index at: https://docs.langtrace.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# FAQs

> Welcome to the Langtrace AI FAQs page. Here you will find answers to the most frequently asked questions about Langtrace.

## FAQs

* **What is Langtrace?**
  Langtrace is an open-source observability tool that helps you collect and analyze traces to improve your LLM apps.
* **How do I get started with Langtrace?**
  To get started with Langtrace, you need to signup and generate an API key. Then, install and import the SDK into your project to start shipping traces to Langtrace.
* **What are the benefits of using Langtrace?**
  Langtrace helps you with the following:
  * Monitor your LLM usage - token and costs, latency and success rate.
  * Evaluate the responses of the LLM to measure the accuracy of your LLM apps.
  * Create and manage datasets and prompt sets for your LLM apps.
* **What languages does Langtrace support?**
  Langtrace currently supports Python and Typescript. We are adding support for more languages.
* **Pricing**
  Langtrace is completely Free to use at the moment. We are mainly looking for feedback. However, please note that this is subject to change in the future.