attestify-langgraph

Governed AI loop execution for LangGraph — signed receipts, audit trails, and x402 payments on Base.

Installation

pip install attestify-langgraph

Usage — State Node

Drop a governed Attestify run directly into your graph as a node:

from attestify_langgraph import attestify_node, AttestifyState
from langgraph.graph import StateGraph, END
import os

builder = StateGraph(AttestifyState)
builder.add_node("run", attestify_node(api_key=os.environ["ATTESTIFY_API_KEY"]))
builder.set_entry_point("run")
builder.add_edge("run", END)

graph = builder.compile()
result = graph.invoke({"task": "Analyse Q2 revenue trends"})
print(result["loop_id"], result["cost_usdc"], result["receipt_url"])

Usage — ToolNode

Use Attestify as tool-calling tools inside a LangGraph ToolNode:

from attestify_langgraph import make_attestify_tools
from attestify_langgraph._http import _Client
from langgraph.prebuilt import ToolNode
import os

client = _Client(api_key=os.environ["ATTESTIFY_API_KEY"])
tools  = make_attestify_tools(client)

builder.add_node("tools", ToolNode(tools))

State Fields

Tools (ToolNode)

When using make_attestify_tools, the following are also available as graph-callable tools:

Links

• Attestify OS
• Documentation
• Get an API key
• MCP Package
• GitHub