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-0.0.35.tar.gz (297.0 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-0.0.35-py3-none-any.whl (27.6 kB view details)

Uploaded Python 3

File details

Details for the file ag_ui_langgraph-0.0.35.tar.gz.

File metadata

  • Download URL: ag_ui_langgraph-0.0.35.tar.gz
  • Upload date:
  • Size: 297.0 kB
  • Tags: Source
  • Uploaded using Trusted Publishing? No
  • Uploaded via: uv/0.11.8 {"installer":{"name":"uv","version":"0.11.8","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

File hashes

Hashes for ag_ui_langgraph-0.0.35.tar.gz
Algorithm Hash digest
SHA256 34ee82e30bf110e36d0bc0819e733d70452d1e1069ee26cb08f3483645e9e5f4
MD5 db5e984a9616b429040c6ee208e5e189
BLAKE2b-256 a88943c27a0aad293f4c033161d70b62db208fe55c4690c696c6ad701aa6494a

See more details on using hashes here.

File details

Details for the file ag_ui_langgraph-0.0.35-py3-none-any.whl.

File metadata

  • Download URL: ag_ui_langgraph-0.0.35-py3-none-any.whl
  • Upload date:
  • Size: 27.6 kB
  • Tags: Python 3
  • Uploaded using Trusted Publishing? No
  • Uploaded via: uv/0.11.8 {"installer":{"name":"uv","version":"0.11.8","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

File hashes

Hashes for ag_ui_langgraph-0.0.35-py3-none-any.whl
Algorithm Hash digest
SHA256 49c7de8e230bd3e55afcb8ff62be438f2b33f6acfb2803d3bda8d5214d5870dc
MD5 104a2679d8e257aa8a711bddf21ff144
BLAKE2b-256 271feac9284ec294192b87a92da6e57807c4a155696424074aa907c27b7eeb0d

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