Add telemetry support using Phoenix for LlamaIndex observability

src/gaia_solving_agent/telemetry.py

@@ -0,0 +1,22 @@
+from getpass import getpass
+
+import llama_index.core
+import os
+
+from gaia_solving_agent import PHOENIX_API_KEY
+
+# Phoenix can display in real time the traces automatically
+# collected from your LlamaIndex application.
+# Run all of your LlamaIndex applications as usual and traces
+# will be collected and displayed in Phoenix.
+
+# setup Arize Phoenix for logging/observability
+def set_telemetry(api_key=PHOENIX_API_KEY) -> None:
+    if api_key is None or "x" in api_key:
+        api_key = getpass("🔑 Enter your Phoenix API key: ")
+    os.environ["OTEL_EXPORTER_OTLP_HEADERS"] = f"api_key={api_key}"
+    llama_index.core.set_global_handler(
+        "arize_phoenix",
+        endpoint="https://llamatrace.com/v1/traces",
+        project="default"
+    )