Skip to main content

Implementation of the AG-UI protocol for LangGraph.

Project description

ag-ui-langgraph

Implementation of the AG-UI protocol for LangGraph.

Provides a complete Python integration for LangGraph agents with the AG-UI protocol, including FastAPI endpoint creation and comprehensive event streaming.

Installation

pip install ag-ui-langgraph

Usage

from langgraph.graph import StateGraph, MessagesState
from langchain_openai import ChatOpenAI
from ag_ui_langgraph import LangGraphAgent, add_langgraph_fastapi_endpoint
from fastapi import FastAPI
from my_langgraph_workflow import graph

# Add to FastAPI
app = FastAPI()
add_langgraph_fastapi_endpoint(app, graph, "/agent")

Features

  • Native LangGraph integration – Direct support for LangGraph workflows and state management
  • FastAPI endpoint creation – Automatic HTTP endpoint generation with proper event streaming
  • Advanced event handling – Comprehensive support for all AG-UI events including thinking, tool calls, and state updates
  • Message translation – Seamless conversion between AG-UI and LangChain message formats

To run the dojo examples

cd python/ag_ui_langgraph/examples
poetry install
poetry run dev

Project details


Release history Release notifications | RSS feed

Download files

Download the file for your platform. If you're not sure which to choose, learn more about installing packages.

Source Distribution

ag_ui_langgraph-0.0.40.tar.gz (438.0 kB view details)

Uploaded Source

Built Distribution

If you're not sure about the file name format, learn more about wheel file names.

ag_ui_langgraph-0.0.40-py3-none-any.whl (33.3 kB view details)

Uploaded Python 3

File details

Details for the file ag_ui_langgraph-0.0.40.tar.gz.

File metadata

  • Download URL: ag_ui_langgraph-0.0.40.tar.gz
  • Upload date:
  • Size: 438.0 kB
  • Tags: Source
  • Uploaded using Trusted Publishing? No
  • Uploaded via: poetry/2.1.3 CPython/3.11.9 Darwin/24.1.0

File hashes

Hashes for ag_ui_langgraph-0.0.40.tar.gz
Algorithm Hash digest
SHA256 11b009920b79fe97162f53777ecd7860c8a0999479d55f5d85d8da979d5be28f
MD5 24030fd53bd31c2536c44773c207e009
BLAKE2b-256 8e5abedbbe6441b81aaf68a4e4c50d3cad77a24761cbba9c426fdaae7b16434d

See more details on using hashes here.

File details

Details for the file ag_ui_langgraph-0.0.40-py3-none-any.whl.

File metadata

  • Download URL: ag_ui_langgraph-0.0.40-py3-none-any.whl
  • Upload date:
  • Size: 33.3 kB
  • Tags: Python 3
  • Uploaded using Trusted Publishing? No
  • Uploaded via: poetry/2.1.3 CPython/3.11.9 Darwin/24.1.0

File hashes

Hashes for ag_ui_langgraph-0.0.40-py3-none-any.whl
Algorithm Hash digest
SHA256 ee5e06a47ea267c082f746c9cdab4b0ac2dcc4f8e3a26d750d6dd82d0a0a07f1
MD5 71037fab03a6d3f61ae94f14b3a62e3d
BLAKE2b-256 c481238d7442b280cbf9f77842b3128d8bed2f8a8adc8a011127b28e1fed4ad9

See more details on using hashes here.

Supported by

AWS Cloud computing and Security Sponsor Datadog Monitoring Depot Continuous Integration Fastly CDN Google Download Analytics Pingdom Monitoring Sentry Error logging StatusPage Status page