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feat(providers): remove opinionated 'genius expert' from JSON mode pr… #2069

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Merged
jxnl merged 1 commit into from
Feb 7, 2026
Merged

feat(providers): remove opinionated 'genius expert' from JSON mode pr… #2069

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9 changes: 5 additions & 4 deletions instructor/providers/openai/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -504,15 +504,16 @@ def handle_json_modes(
if response_model is None:
return None, new_kwargs

# Use a neutral prompt that doesn't impose a persona
# This allows the JSON mode to work with character-based applications
# See: https://github.com/instructor-ai/instructor/issues/1514
message = dedent(
f"""
As a genius expert, your task is to understand the content and provide
the parsed objects in json that match the following json_schema:\n
Parse the content and return a JSON object matching this schema:

{json.dumps(response_model.model_json_schema(), indent=2, ensure_ascii=False)}

Make sure to return an instance of the JSON, not the schema itself
"""
Return a valid JSON instance, not the schema definition."""
)

if mode == Mode.JSON:
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