Use gen_ai.request.encoding_formats

Author: drewby

instrumentation-genai/opentelemetry-instrumentation-openai-v2/src/opentelemetry/instrumentation/openai_v2/utils.py

@@ -249,7 +249,7 @@ def get_llm_request_attributes(
         # Add encoding format if specified
         # Using a custom attribute "gen_ai.embeddings.encoding_format". Will propose to semantic conventions.
         if "encoding_format" in kwargs:
-            attributes["gen_ai.embeddings.encoding_format"] = kwargs[
+            attributes["gen_ai.request.encoding_formats"] = kwargs[
                 "encoding_format"
             ]
 

instrumentation-genai/opentelemetry-instrumentation-openai-v2/tests/test_embeddings.py

@@ -226,7 +226,7 @@ def test_embeddings_with_encoding_format(
 
     # Verify encoding_format attribute is set correctly
     assert (
-        spans[0].attributes["gen_ai.embeddings.encoding_format"]
+        spans[0].attributes["gen_ai.request.encoding_formats"]
         == encoding_format
     )