langgraph-agent-toolkit

Start and configure

  • Run your first agent
  • Application Onboarding
  • Installation Options
  • Environment Setup
  • Usage Guide

Agents and integrations

  • Choose an agent integration
  • MCP tools
  • Deep Agents
  • Langfuse compatibility

Deploy and upgrade

  • Deployment and Recovery
  • Connections and High Traffic
  • Migrate authentication and checkpoint storage
  • Dependency update review
  • Related projects and source review

Python API reference

  • API Reference
    • langgraph_agent_toolkit package
      • Subpackages
        • langgraph_agent_toolkit.agents package
        • langgraph_agent_toolkit.client package
        • langgraph_agent_toolkit.core package
        • langgraph_agent_toolkit.helper package
        • langgraph_agent_toolkit.schema package
        • langgraph_agent_toolkit.service package
        • langgraph_agent_toolkit.ui package
      • Submodules

Develop and verify

  • Contributing
  • Testing
  • API load tests
  • Local pressure-test results: 2026-09-12
  • Real LLM verification
langgraph-agent-toolkit
  • API Reference
  • langgraph_agent_toolkit package
  • langgraph_agent_toolkit.core package
  • langgraph_agent_toolkit.core.prompts package
  • Edit on GitHub

langgraph_agent_toolkit.core.prompts package

Submodules

  • langgraph_agent_toolkit.core.prompts.chat_prompt_template module
    • ObservabilityChatPromptTemplate
      • ObservabilityChatPromptTemplate.model_config
      • ObservabilityChatPromptTemplate.__init__()
      • ObservabilityChatPromptTemplate.prompt_name
      • ObservabilityChatPromptTemplate.prompt_version
      • ObservabilityChatPromptTemplate.prompt_label
      • ObservabilityChatPromptTemplate.load_at_runtime
      • ObservabilityChatPromptTemplate.observability_backend
      • ObservabilityChatPromptTemplate.cache_ttl_seconds
      • ObservabilityChatPromptTemplate.template_format
      • ObservabilityChatPromptTemplate.observability_platform
      • ObservabilityChatPromptTemplate.model_post_init()
      • ObservabilityChatPromptTemplate.format_messages()
      • ObservabilityChatPromptTemplate.aformat_messages()
      • ObservabilityChatPromptTemplate.invoke()
      • ObservabilityChatPromptTemplate.ainvoke()
      • ObservabilityChatPromptTemplate.partial()
      • ObservabilityChatPromptTemplate.from_observability_platform()
      • ObservabilityChatPromptTemplate.from_observability_backend()
  • langgraph_agent_toolkit.core.prompts.prompt_manager module
    • PromptManager
      • PromptManager.__init__()
      • PromptManager.observability
      • PromptManager.clear_cache()
      • PromptManager.get_cached_prompt_names()
      • PromptManager.set_prompts_directory()
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