Complex

FakeCallbackHandler Class — langchain Architecture

Architecture documentation for the FakeCallbackHandler class in callbacks.py from the langchain codebase.

Class python

BaseChatModel Class — langchain Architecture

Architecture documentation for the BaseChatModel class in chat_models.py from the langchain codebase.

Class python

ChatAnthropic Class — langchain Architecture

Architecture documentation for the ChatAnthropic class in chat_models.py from the langchain codebase.

Class python

ChatDeepSeek Class — langchain Architecture

Architecture documentation for the ChatDeepSeek class in chat_models.py from the langchain codebase.

Class python

ChatFireworks Class — langchain Architecture

Architecture documentation for the ChatFireworks class in chat_models.py from the langchain codebase.

Class python

ChatGroq Class — langchain Architecture

Architecture documentation for the ChatGroq class in chat_models.py from the langchain codebase.

Class python

ChatMistralAI Class — langchain Architecture

Architecture documentation for the ChatMistralAI class in chat_models.py from the langchain codebase.

Class python

ChatModelIntegrationTests Class — langchain Architecture

Architecture documentation for the ChatModelIntegrationTests class in chat_models.py from the langchain codebase.

Class python

ChatModelTests Class — langchain Architecture

Architecture documentation for the ChatModelTests class in chat_models.py from the langchain codebase.

Class python

ChatModelUnitTests Class — langchain Architecture

Architecture documentation for the ChatModelUnitTests class in chat_models.py from the langchain codebase.

Class python

ChatOllama Class — langchain Architecture

Architecture documentation for the ChatOllama class in chat_models.py from the langchain codebase.

Class python

ChatPerplexity Class — langchain Architecture

Architecture documentation for the ChatPerplexity class in chat_models.py from the langchain codebase.

Class python

ChatXAI Class — langchain Architecture

Architecture documentation for the ChatXAI class in chat_models.py from the langchain codebase.

Class python

ChatPromptTemplate Class — langchain Architecture

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

Class python

DynamicRunnable Class — langchain Architecture

Architecture documentation for the DynamicRunnable class in configurable.py from the langchain codebase.

Class python

_TracerCore Class — langchain Architecture

Architecture documentation for the _TracerCore class in core.py from the langchain codebase.

Class python

ContextQAEvalChain Class — langchain Architecture

Architecture documentation for the ContextQAEvalChain class in eval_chain.py from the langchain codebase.

Class python

CriteriaEvalChain Class — langchain Architecture

Architecture documentation for the CriteriaEvalChain class in eval_chain.py from the langchain codebase.

Class python

ScoreStringEvalChain Class — langchain Architecture

Architecture documentation for the ScoreStringEvalChain class in eval_chain.py from the langchain codebase.

Class python

_AstreamEventsCallbackHandler Class — langchain Architecture

Architecture documentation for the _AstreamEventsCallbackHandler class in event_stream.py from the langchain codebase.

Class python

BaseFakeCallbackHandlerMixin Class — langchain Architecture

Architecture documentation for the BaseFakeCallbackHandlerMixin class in fake_callback_handler.py from the langchain codebase.

Class python

FakeAsyncCallbackHandler Class — langchain Architecture

Architecture documentation for the FakeAsyncCallbackHandler class in fake_callback_handler.py from the langchain codebase.

Class python

FakeCallbackHandler Class — langchain Architecture

Architecture documentation for the FakeCallbackHandler class in fake_callback_handler.py from the langchain codebase.

Class python

RunnableWithFallbacks Class — langchain Architecture

Architecture documentation for the RunnableWithFallbacks class in fallbacks.py from the langchain codebase.

Class python

FileCallbackHandler Class — langchain Architecture

Architecture documentation for the FileCallbackHandler class in file.py from the langchain codebase.

Class python

PngDrawer Class — langchain Architecture

Architecture documentation for the PngDrawer class in graph_png.py from the langchain codebase.

Class python

Graph Class — langchain Architecture

Architecture documentation for the Graph class in graph.py from the langchain codebase.

Class python

RunnableWithMessageHistory Class — langchain Architecture

Architecture documentation for the RunnableWithMessageHistory class in history.py from the langchain codebase.

Class python

HTMLSemanticPreservingSplitter Class — langchain Architecture

Architecture documentation for the HTMLSemanticPreservingSplitter class in html.py from the langchain codebase.

Class python

HuggingFaceEndpoint Class — langchain Architecture

Architecture documentation for the HuggingFaceEndpoint class in huggingface_endpoint.py from the langchain codebase.

Class python

ChatHuggingFace Class — langchain Architecture

Architecture documentation for the ChatHuggingFace class in huggingface.py from the langchain codebase.

Class python

InMemoryVectorStore Class — langchain Architecture

Architecture documentation for the InMemoryVectorStore class in in_memory.py from the langchain codebase.

Class python

AsyncDocumentIndexTestSuite Class — langchain Architecture

Architecture documentation for the AsyncDocumentIndexTestSuite class in indexer.py from the langchain codebase.

Class python

DocumentIndexerTestSuite Class — langchain Architecture

Architecture documentation for the DocumentIndexerTestSuite class in indexer.py from the langchain codebase.

Class python

LangChainTracer Class — langchain Architecture

Architecture documentation for the LangChainTracer class in langchain.py from the langchain codebase.

Class python

LLMChain Class — langchain Architecture

Architecture documentation for the LLMChain class in llm.py from the langchain codebase.

Class python

AnthropicLLM Class — langchain Architecture

Architecture documentation for the AnthropicLLM class in llms.py from the langchain codebase.

Class python

BaseLLM Class — langchain Architecture

Architecture documentation for the BaseLLM class in llms.py from the langchain codebase.

Class python

OllamaLLM Class — langchain Architecture

Architecture documentation for the OllamaLLM class in llms.py from the langchain codebase.

Class python

LogStreamCallbackHandler Class — langchain Architecture

Architecture documentation for the LogStreamCallbackHandler class in log_stream.py from the langchain codebase.

Class python

MapReduceDocumentsChain Class — langchain Architecture

Architecture documentation for the MapReduceDocumentsChain class in map_reduce.py from the langchain codebase.

Class python

OpenAIModerationMiddleware Class — langchain Architecture

Architecture documentation for the OpenAIModerationMiddleware class in openai_moderation.py from the langchain codebase.

Class python

QueryTransformer Class — langchain Architecture

Architecture documentation for the QueryTransformer class in parser.py from the langchain codebase.

Class python

RunnableAssign Class — langchain Architecture

Architecture documentation for the RunnableAssign class in passthrough.py from the langchain codebase.

Class python

RunnablePassthrough Class — langchain Architecture

Architecture documentation for the RunnablePassthrough class in passthrough.py from the langchain codebase.

Class python

RunnablePick Class — langchain Architecture

Architecture documentation for the RunnablePick class in passthrough.py from the langchain codebase.

Class python

ProgressBarCallback Class — langchain Architecture

Architecture documentation for the ProgressBarCallback class in progress.py from the langchain codebase.

Class python

PromptTemplate Class — langchain Architecture

Architecture documentation for the PromptTemplate class in prompt.py from the langchain codebase.

Class python