# Setup Tracing
[setup-using-phoenix-otel.md](setup-using-phoenix-otel.md "mention")
* Learn how to use the `phoenix.otel` library
[custom-spans.md](custom-spans.md "mention")
* Learn how you can use basic OpenTelemetry to instrument your application.
[instrument-python.md](instrument-python.md "mention")
* Learn how to use Phoenix's decorators to easily instrument specific methods or code blocks in your application.
[javascript.md](javascript.md "mention")
* Setup tracing for your TypeScript application.
[setup-projects.md](setup-projects.md "mention")
* Learn about Projects in Phoenix, and how to use them.
[setup-sessions.md](setup-sessions.md "mention")
* Understand Sessions and how they can be used to group user conversations.
MCP directory API
We provide all the information about MCP servers via our MCP API.
curl -X GET 'https://glama.ai/api/mcp/v1/servers/Arize-ai/phoenix'
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