Add Node.js experiment setup instructions

hugo/config/_default/menus/main.en.yaml

@@ -5749,31 +5749,6 @@ menu:
       parent: llm_obs_improve
       identifier: llm_obs_experiments
       weight: 503
-    - name: Setup and Usage
-      url: llm_observability/improve/experiments/setup
-      parent: llm_obs_experiments
-      identifier: llm_obs_experiments_setup
-      weight: 50301
-    - name: Analyzing Results
-      url: llm_observability/improve/experiments/analyzing_results
-      parent: llm_obs_experiments
-      identifier: llm_obs_experiments_analyzing_results
-      weight: 50302
-    - name: Advanced Experiment Runs
-      url: llm_observability/improve/experiments/advanced_runs
-      parent: llm_obs_experiments
-      identifier: llm_obs_experiments_advanced_runs
-      weight: 50303
-    - name: Prompt Optimization
-      url: llm_observability/improve/experiments/prompt_optimization
-      parent: llm_obs_experiments
-      identifier: llm_obs_experiments_prompt_optimization
-      weight: 50304
-    - name: Experiments API
-      url: llm_observability/improve/experiments/api
-      parent: llm_obs_experiments
-      identifier: llm_obs_experiments_api
-      weight: 50305
     - name: Data Access Control
       url: llm_observability/improve/access_control
       parent: llm_obs_improve

hugo/content/en/llm_observability/guide/_index.md

@@ -12,6 +12,10 @@ cascade:
     {{< nextlink href="/llm_observability/quickstart/" >}}Trace an LLM Application{{< /nextlink >}}
     {{< nextlink href="/llm_observability/guide/trace-an-llm-application-in-aws-lambda" >}}Trace an LLM Application in AWS Lambda{{< /nextlink >}}
     {{< nextlink href="/llm_observability/guide/monitor_proxy_services" >}}Trace Proxy and Gateway Services{{< /nextlink >}}
+    {{< nextlink href="/llm_observability/guide/experiments" >}}Set up and use Agent Observability Experiments{{< /nextlink >}}
+    {{< nextlink href="/llm_observability/guide/advanced_experiment_runs" >}}Advanced experiment runs{{< /nextlink >}}
+    {{< nextlink href="/llm_observability/guide/analyzing_experiment_results" >}}Analyze experiment results{{< /nextlink >}}
+    {{< nextlink href="/llm_observability/guide/experiments_api" >}}Experiments API{{< /nextlink >}}
     {{< nextlink href="/llm_observability/instrument/agent_observability_and_apm" >}}Using Agent Observability and APM{{< /nextlink >}}
     {{< nextlink href="/llm_observability/guide/monitor_mcp_client" >}}Monitor MCP Clients{{< /nextlink >}}
     {{< nextlink href="/llm_observability/guide/crewai_guide" >}}Using the Datadog-CrewAI integration for Agent Observability{{< /nextlink >}}

hugo/content/en/llm_observability/improve/experiments/advanced_runs.md → hugo/content/en/llm_observability/guide/advanced_experiment_runs.md

@@ -1,6 +1,7 @@
 ---
 title: Advanced Experiment Runs
 aliases:
+- /llm_observability/improve/experiments/advanced_runs/
 - /llm_observability/experiments/advanced_runs/
 description: Run experiments multiple times to account for model variability on a subset of your dataset, and automate experiment execution in CI/CD pipelines. 
 ---
@@ -271,5 +272,5 @@ GET /api/v2/llm-obs/v1/experiments?filter[experiment]=my-pipeline&filter[metadat
 ```
 
 [1]: /llm_observability/instrument/sdk?tab=python
-[2]: /llm_observability/improve/experiments/api
+[2]: /llm_observability/guide/experiments_api
 [3]: https://app.datadoghq.com/llm/experiments

hugo/content/en/llm_observability/improve/experiments/analyzing_results.md → hugo/content/en/llm_observability/guide/analyzing_experiment_results.md

@@ -1,6 +1,7 @@
 ---
 title: Analyze Your Experiments Results
 aliases:
+- /llm_observability/improve/experiments/analyzing_results/
 - /llm_observability/experiments/analyzing_results/
 description: How to analyze Agent Observability Experiments results.
 ---