Merge pull request #1937 from pipecat-ai/mb/fix-message-for-logging

fix: correctly display non-roman characters

CHANGELOG.md

@@ -83,6 +83,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+- Fixed an issue with the `OpenAILLMContext` where non-Roman characters were
+  being incorrectly encoded as Unicode escape sequences. This was a logging
+  issue and did not impact the actual conversation.
+
 - In `AWSBedrockLLMService`, worked around a possible bug in AWS Bedrock where
   a `toolConfig` is required if there has been previous tool use in the
   messages array. This workaround includes a no_op factory function call is

src/pipecat/processors/aggregators/openai_llm_context.py

@@ -106,7 +106,7 @@ class OpenAILLMContext:
             if "mime_type" in msg and msg["mime_type"].startswith("image/"):
                 msg["data"] = "..."
             msgs.append(msg)
-        return json.dumps(msgs)
+        return json.dumps(msgs, ensure_ascii=False)
 
     def from_standard_message(self, message):
         """Convert from OpenAI message format to OpenAI message format (passthrough).