SystemMessagePromptTemplate Class — langchain Architecture

Architecture documentation for the SystemMessagePromptTemplate class in chat.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  4c4013e3_50aa_c9fe_1ca1_9de93e6210bb["SystemMessagePromptTemplate"]
  894611e5_5039_7621_4673_821d0b9b6f17["_StringImageMessagePromptTemplate"]
  4c4013e3_50aa_c9fe_1ca1_9de93e6210bb -->|extends| 894611e5_5039_7621_4673_821d0b9b6f17
  d735cdf0_4dd6_b10d_3d65_7f753809639d["chat.py"]
  4c4013e3_50aa_c9fe_1ca1_9de93e6210bb -->|defined in| d735cdf0_4dd6_b10d_3d65_7f753809639d

Relationship Graph

Source Code

libs/core/langchain_core/prompts/chat.py lines 681–687

class SystemMessagePromptTemplate(_StringImageMessagePromptTemplate):
    """System message prompt template.

    This is a message that is not sent to the user.
    """

    _msg_class: type[BaseMessage] = SystemMessage