langchain-near-verify-account

LangChain tool to verify NEAR Protocol accounts by querying the NEAR RPC.

Installation

pip install langchain-near-verify-account

Usage

Synchronous

from langchain_near_verify_account import NearVerifyAccountTool

tool = NearVerifyAccountTool()
result = tool.invoke({"account_id": "alice.near"})
print(result)

Asynchronous

from langchain_near_verify_account import NearVerifyAccountTool

tool = NearVerifyAccountTool()
result = await tool.ainvoke({"account_id": "alice.near"})
print(result)

In a LangChain Agent

from langchain.agents import create_tool_calling_agent, AgentExecutor
from langchain_openai import ChatOpenAI
from langchain_near_verify_account import NearVerifyAccountTool

llm = ChatOpenAI(model="gpt-4")
tools = [NearVerifyAccountTool()]
agent = create_tool_calling_agent(llm, tools, prompt)
executor = AgentExecutor(agent=agent, tools=tools)

result = executor.invoke({"input": "Verify the NEAR account alice.near"})

API

NearVerifyAccountTool

• name: near_verify_account
• description: Verify a NEAR account by account ID. Returns account details and verification status.
• Input: account_id (str) — The NEAR account ID (e.g., 'alice.near')
• Output: JSON string with account details (balance, locked, codeHash, storageUsage, blockHeight)

License

MIT