unbrowse-langchain

LangChain tools for the Unbrowse CLI — reverse-engineer any website into reusable API skills.

Installation

pip install unbrowse-langchain

Requires the unbrowse CLI to be installed and available on PATH (or specify a custom path).

Quick start

from unbrowse_langchain import create_unbrowse_toolkit

tools = create_unbrowse_toolkit()

With a LangChain agent

from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent
from unbrowse_langchain import create_unbrowse_toolkit

llm = ChatOpenAI(model="gpt-4o")
tools = create_unbrowse_toolkit()
agent = create_react_agent(llm, tools)

result = agent.invoke({
    "messages": [("user", "Find API skills for getting weather data")]
})

Individual tools

from unbrowse_langchain import UnbrowseResolveTool, UnbrowseSearchTool

resolve = UnbrowseResolveTool()
result = resolve.invoke({
    "intent": "get product prices",
    "url": "https://example.com/products",
})

search = UnbrowseSearchTool()
result = search.invoke({"intent": "weather forecast api"})

Custom CLI path

tools = create_unbrowse_toolkit(bin_path="/opt/bin/unbrowse", timeout=60)

Available tools