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

# Debugging LLM Applications

> Helicone provides an efficient platform for identifying and rectifying errors in your LLM applications, offering insights into their occurrence.

# Identifying Errors

Helicone's request page allows you to filter results by status code, a unique identifier that corresponds to various states of web requests. This feature enables you to pinpoint errors, providing essential information about their timing and location.

<Frame>
  <img
    src="https://mintcdn.com/helicone/WIDUeIzURs2yWBd-/images/use-cases/status-filter.png?fit=max&auto=format&n=WIDUeIzURs2yWBd-&q=85&s=c864b8964e2b91eb7e42dc473c44803c"
    alt="Filter web request results by status code on Helicone's request
page."
    width="2198"
    height="1534"
    data-path="images/use-cases/status-filter.png"
  />
</Frame>

We are currently developing dedicated error filters to further enhance your debugging experience. If you are interested in this feature, please support us by upvoting the feature request [here](https://www.helicone.ai/roadmap).

# Debugging Prompts with Playground

<Info>Currently, only ChatGPT is supported</Info>

Helicone's 'Playground' feature offers a platform for debugging your 'prompt'. This tool enables you to test your prompt and swiftly observe the model's output for minor adjustments within the Helicone environment. Here's a step-by-step guide on how to use it:

1. Open a request.

<Frame>
  <img
    src="https://mintcdn.com/helicone/WIDUeIzURs2yWBd-/images/use-cases/view-request.png?fit=max&auto=format&n=WIDUeIzURs2yWBd-&q=85&s=1e89bb409241c5210d965ee597981fd7"
    alt="View detailed logging details on Helicone's Requests
page."
    width="2730"
    height="1842"
    data-path="images/use-cases/view-request.png"
  />
</Frame>

2. Click on the 'Playground' button.

<Frame>
  <img
    src="https://mintcdn.com/helicone/WIDUeIzURs2yWBd-/images/use-cases/playground-button.png?fit=max&auto=format&n=WIDUeIzURs2yWBd-&q=85&s=d17618c9c85d93e3c5eb3f0bee2b819f"
    alt="Access the Playground feature for prompt debugging in
Helicone"
    width="798"
    height="520"
    data-path="images/use-cases/playground-button.png"
  />
</Frame>

3. Input and execute your prompt to view the results.

<Frame>
  <img
    src="https://mintcdn.com/helicone/WIDUeIzURs2yWBd-/images/use-cases/playground.png?fit=max&auto=format&n=WIDUeIzURs2yWBd-&q=85&s=7d02d5549047d5c84c84e0f7d453110a"
    alt="Use Helicone's Playground to test prompts in a sandbox
environment"
    width="2718"
    height="1840"
    data-path="images/use-cases/playground.png"
  />
</Frame>

Please note, the Playground tool is a sandbox environment, so feel free to experiment with different prompts and settings to optimize results for your project.