LangChain Reference home pageLangChain ReferenceLangChain Reference
  • GitHub
  • Main Docs
Deep Agents
LangChain
LangGraph
Integrations
LangSmith
  • Overview
  • MCP Adapters
    Standard Tests
    Text Splitters
    • Overview
    • Agents
    • Callbacks
    • Chains
    • Chat models
    • Embeddings
    • Evaluation
    • Globals
    • Hub
    • Memory
    • Output parsers
    • Retrievers
    • Runnables
    • LangSmith
    • Storage
    ⌘I

    LangChain Assistant

    Ask a question to get started

    Enter to send•Shift+Enter new line

    Menu

    MCP Adapters
    Standard Tests
    Text Splitters
    OverviewAgentsCallbacksChainsChat modelsEmbeddingsEvaluationGlobalsHubMemoryOutput parsersRetrieversRunnablesLangSmithStorage
    Language
    Theme
    Pythonlangchain-classicagentsstructured_chatoutput_parser
    Moduleā—Since v1.0

    output_parser

    Attributes

    Classes

    View source on GitHub
    attribute
    FORMAT_INSTRUCTIONS: str
    attribute
    logger
    class
    AgentOutputParser
    class
    OutputFixingParser
    class
    StructuredChatOutputParser
    class
    StructuredChatOutputParserWithRetries

    Base class for parsing agent output into agent action/finish.

    Wrap a parser and try to fix parsing errors.

    Output parser for the structured chat agent.

    Output parser with retries for the structured chat agent.