> ## Documentation index
> Fetch the complete documentation index at: https://arize.com/llms.txt
> Ask it with GET https://arize.com/ask?q=<keywords or question>. Short keywords rank best.
> Use these to discover all available pages before exploring further.

# Frequently Asked Questions

<Info>
  For support, join the [community Slack](https://arize-ai.slack.com/ssb/redirect#/shared-invite/email) to ask questions and connect with other developers. For professional services and response-time guarantees, see [Arize AX](https://arize.com/docs/ax?utm_source=phoenix-docs&utm_medium=web&utm_campaign=px-to-ax&utm_content=frequently-asked-questions).
</Info>

<CardGroup cols={2}>
  <Card title="Arize Phoenix or Arize AX" href="/docs/phoenix/resources/frequently-asked-questions/what-is-the-difference-between-phoenix-and-arize" icon="circle-question" horizontal description="How the two platforms differ and how to choose"/>
  <Card title="What is my Phoenix Endpoint?" href="/docs/phoenix/resources/frequently-asked-questions/what-is-my-phoenix-endpoint" icon="circle-question" horizontal description="Endpoint discovery guidance"/>
  <Card title="Can I add other users to my Phoenix Instance?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-add-other-users-to-my-phoenix-instance" icon="circle-question" horizontal description="User management guidance"/>
  <Card title="Can I use Azure OpenAI?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-use-azure-openai" icon="circle-question" horizontal description="Azure OpenAI support"/>
  <Card title="Can I use Phoenix locally from a remote Jupyter instance?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-use-phoenix-locally-from-a-remote-jupyter-instance" icon="circle-question" horizontal description="Remote notebook usage"/>
  <Card title="How can I configure the backend to send the data to the Phoenix UI in another container?" href="/docs/phoenix/resources/frequently-asked-questions/how-can-i-configure-the-backend-to-send-the-data-to-the-phoenix-ui-in-another-container" icon="circle-question" horizontal description="Multi-container setup tips"/>
  <Card title="Can I run Phoenix on Sagemaker?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-run-phoenix-on-sagemaker" icon="circle-question" horizontal description="Sagemaker support details"/>
  <Card title="Can I persist data in a notebook?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-persist-data-in-a-notebook" icon="circle-question" horizontal description="Notebook persistence options"/>
  <Card title="What is the difference between GRPC and HTTP?" href="/docs/phoenix/resources/frequently-asked-questions/what-is-the-difference-between-grpc-and-http" icon="circle-question" horizontal description="Protocol differences explained"/>
  <Card title="Can I use gRPC for trace collection?" href="/docs/phoenix/resources/frequently-asked-questions/can-i-use-grpc-for-trace-collection" icon="circle-question" horizontal description="gRPC collection support"/>
  <Card title="How do I resolve Phoenix Evals showing NOT\_PARSABLE?" href="/docs/phoenix/resources/frequently-asked-questions/how-do-i-resolve-phoenix-evals-showing-not_parsable" icon="circle-question" horizontal description="Troubleshooting NOT_PARSABLE"/>
  <Card title="Braintrust alternative? Arize Phoenix vs Braintrust" href="/docs/phoenix/resources/frequently-asked-questions/braintrust-open-source-alternative-llm-evaluation-platform-comparison" icon="circle-question" horizontal description="Phoenix vs Braintrust"/>
  <Card title="Langfuse alternative? Arize Phoenix vs Langfuse" href="/docs/phoenix/resources/frequently-asked-questions/langfuse-alternative-arize-phoenix-vs-langfuse-key-differences" icon="circle-question" horizontal description="Phoenix vs Langfuse"/>
  <Card title="LangSmith alternative? Arize Phoenix vs LangSmith" href="/docs/phoenix/resources/frequently-asked-questions/open-source-langsmith-alternative-arize-phoenix-vs.-langsmith" icon="circle-question" horizontal description="Phoenix vs LangSmith"/>
</CardGroup>