PostOnce (postonce.app) for LangChain
app.postonce/postonce
Draft social posts from your AI assistant; schedules or publishes only after you confirm.
client:LangChain
transport:streamable-http
Install PostOnce (postonce.app) in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"postonce": {
"transport": "streamable_http",
"url": "https://postonce.app/api/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs