diff --git a/litellm/tracing/store.py b/litellm/tracing/store.py
index b3cefa8eac0..4cca5336099 100644
--- a/litellm/tracing/store.py
+++ b/litellm/tracing/store.py
@@ -117,6 +117,12 @@ ORDER BY o.Timestamp, abs(toUnixTimestamp64Milli(s.start_time) - toUnixTimestamp
 LIMIT 1 BY o.SpanId
 """
 
+TRACE_IO_SQL: Final = f"""
+SELECT SpanId AS span_id, Input AS input, Output AS output
+FROM {OTEL_TRACES_TABLE}
+WHERE TraceId = {{trace_id:String}} AND {_SCOPE_OTEL}
+"""
+
 SPAN_DETAIL_SQL: Final = f"""
 SELECT SpanId AS span_id, Input AS input, Output AS output, SpanAttributes AS attributes
 FROM {OTEL_TRACES_TABLE}
@@ -341,3 +347,8 @@ class ClickHouseTraceStore:
             output=rows[0]["output"],
             attributes=dict(rows[0]["attributes"]),
         )
+
+    async def get_span_io(self, trace_id: str, scope: TraceScope) -> dict[str, tuple[str, str]]:
+        """span_id -> (input, output) for every span in the trace, in one query (for exports)."""
+        rows = await self.client.query(TRACE_IO_SQL, {**scope, "trace_id": trace_id})
+        return {r["span_id"]: (r["input"], r["output"]) for r in rows}