Condense Plus Context Chat Engine#

class llama_index.core.chat_engine.condense_plus_context.CondensePlusContextChatEngine(retriever: BaseRetriever, llm: LLM, memory: BaseMemory, context_prompt: Optional[str] = None, condense_prompt: Optional[str] = None, system_prompt: Optional[str] = None, skip_condense: bool = False, node_postprocessors: Optional[List[BaseNodePostprocessor]] = None, callback_manager: Optional[CallbackManager] = None, verbose: bool = False)#

Condensed Conversation & Context Chat Engine.

First condense a conversation and latest user message to a standalone question Then build a context for the standalone question from a retriever, Then pass the context along with prompt and user message to LLM to generate a response.

async achat(message: str, chat_history: Optional[List[ChatMessage]] = None) → AgentChatResponse#: Async version of main chat interface.

async astream_chat(message: str, chat_history: Optional[List[ChatMessage]] = None) → StreamingAgentChatResponse#: Async version of main chat interface.

chat(message: str, chat_history: Optional[List[ChatMessage]] = None) → AgentChatResponse#: Main chat interface.

property chat_history: List[ChatMessage]#: Get chat history.

chat_repl() → None#: Enter interactive chat REPL.

classmethod from_defaults(retriever: BaseRetriever, llm: Optional[LLM] = None, service_context: Optional[ServiceContext] = None, chat_history: Optional[List[ChatMessage]] = None, memory: Optional[BaseMemory] = None, system_prompt: Optional[str] = None, context_prompt: Optional[str] = None, condense_prompt: Optional[str] = None, skip_condense: bool = False, node_postprocessors: Optional[List[BaseNodePostprocessor]] = None, verbose: bool = False, **kwargs: Any) → CondensePlusContextChatEngine#: Initialize a CondensePlusContextChatEngine from default parameters.

reset() → None#: Reset conversation state.

stream_chat(message: str, chat_history: Optional[List[ChatMessage]] = None) → StreamingAgentChatResponse#: Stream chat interface.

streaming_chat_repl() → None#: Enter interactive chat REPL with streaming responses.