Add OTel support for Copilot Chat

Author: ntrogh

docs/configure/telemetry.md

@@ -100,6 +100,12 @@ The `endpoint` field describes what data handler the data is sent to. This is no
 * `MacAddressHash` - Used to identify a user of VS Code. This is hashed once on the client side and then hashed again on the pipeline side to make it impossible to identify a given user. On [VS Code for the Web](/docs/setup/vscode-web.md), a UUID is generated for this case.
 * `none` - Data does not require any special handling.
 
+## OpenTelemetry support for agent interactions
+
+[Copilot Chat](/docs/copilot/overview.md) in VS Code can export traces, metrics, and events via [OpenTelemetry](https://opentelemetry.io/) (OTel) to give you real-time visibility into agent interactions, LLM calls, tool execution, and token usage. You can use this telemetry data with any OTel-compatible backend.
+
+Learn more about how to [Monitor agent interactions with OpenTelemetry](https://github.com/microsoft/vscode-copilot-chat/blob/main/docs/monitoring/agent_monitoring.md).
+
 ## GDPR and VS Code
 
 In addition to supporting the General Data Protection Regulation (GDPR), the VS Code team takes privacy very seriously. That's both for Microsoft as a company and specifically within the VS Code team.

docs/enterprise/telemetry.md

@@ -84,6 +84,12 @@ VS Code extensions might collect their own telemetry data. The `setting(telemetr
 
 Review the documentation of extensions used in your organization to understand their telemetry practices.
 
+## OpenTelemetry support for agent interactions
+
+[Copilot Chat](/docs/copilot/overview.md) in VS Code can export traces, metrics, and events via [OpenTelemetry](https://opentelemetry.io/) (OTel) to give you real-time visibility into agent interactions, LLM calls, tool execution, and token usage. You can use this telemetry data with any OTel-compatible backend.
+
+Learn more about how to [Monitor agent interactions with OpenTelemetry](https://github.com/microsoft/vscode-copilot-chat/blob/main/docs/monitoring/agent_monitoring.md).
+
 ## GDPR compliance
 
 VS Code is designed to be GDPR compliant. When users disable telemetry, VS Code stops sending telemetry data going forward. For more information about GDPR and VS Code, see the [telemetry documentation](/docs/configure/telemetry.md#gdpr-and-vs-code).