---
description: >-
  The following. guides serve a examples for how you can use Phoenix tracing to
  optimize your application.
---

# Use Cases: Tracing

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Evaluate RAG</strong></td><td>How to use traces to evaluate a rag pipeline</td><td><a href="rag-evaluation.md">rag-evaluation.md</a></td></tr><tr><td><strong>Structured Data Extraction</strong></td><td>Using LLMs to extract structured data from unstructured text</td><td><a href="structured-extraction.md">structured-extraction.md</a></td></tr></tbody></table>

## Tracing Notebooks

| Title                                                                                        | Topics                                                                                 | Links                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
| -------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Retrieval Example with Evaluations                                                           | <ul><li>Evaluations</li><li>Retrieval</li></ul>                                        | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/llm\_application\_tracing\_evaluating\_and\_analysis.ipynb)                                                                                                                                                                                                                                                                                |
| Tracing and Evaluating a LlamaIndex + OpenAI RAG Application                                 | <ul><li>LlamaIndex</li><li>OpenAI</li><li>retrieval-augmented generation</li></ul>     | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/llama\_index\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/llama\_index\_tracing\_tutorial.ipynb)                               |
| Tracing and Evaluating a LlamaIndex OpenAI Agent                                             | <ul><li>LlamaIndex</li><li>OpenAI</li><li>agents</li><li>function calling</li></ul>    | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/llama\_index\_openai\_agent\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/llama\_index\_openai\_agent\_tracing\_tutorial.ipynb) |
| Tracing and Evaluating a Structured Data Extraction Application with OpenAI Function Calling | <ul><li>OpenAI</li><li>structured data extraction</li><li>function calling</li></ul>   | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/openai\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/openai\_tracing\_tutorial.ipynb)                                           |
| Tracing and Evaluating a LangChain + OpenAI RAG Application                                  | <ul><li>LangChain</li><li>OpenAI</li><li>retrieval-augmented generation</li></ul>      | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_tracing\_tutorial.ipynb)                                     |
| Tracing and Evaluating a LangChain Agent                                                     | <ul><li>LangChain</li><li>OpenAI</li><li>agents</li><li>function calling</li></ul>     | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_agent\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_agent\_tracing\_tutorial.ipynb)                       |
| Tracing and Evaluating a LangChain + Vertex AI RAG Application                               | <ul><li>LangChain</li><li>Vertex AI</li><li>retrieval-augmented generation</li></ul>   | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_vertex\_ai\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_vertex\_ai\_tracing\_tutorial.ipynb)             |
| Tracing and Evaluating a LangChain + Google PaLM RAG Application                             | <ul><li>LangChain</li><li>Google PaLM</li><li>retrieval-augmented generation</li></ul> | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_google\_palm\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/langchain\_google\_palm\_tracing\_tutorial.ipynb)         |
| Tracing and Evaluation a DSPy Application                                                    | <ul><li>LangChain</li><li>Google PaLM</li><li>retrieval-augmented generation</li></ul> | [![Open in Colab](https://img.shields.io/static/v1?message=Open%20in%20Colab\&logo=googlecolab\&labelColor=grey\&color=blue\&logoColor=orange\&label=%20)](https://colab.research.google.com/github/Arize-ai/phoenix/blob/main/tutorials/tracing/dspy\_tracing\_tutorial.ipynb) [![Open in GitHub](https://img.shields.io/static/v1?message=Open%20in%20GitHub\&logo=github\&labelColor=grey\&color=blue\&logoColor=white\&label=%20)](https://github.com/Arize-ai/phoenix/blob/main/tutorials/tracing/dspy\_tracing\_tutorial.ipynb)                                               |