POSTFACT — Resolve Ambiguous Side Effects Before Retry for LangChain
io.github.gsterlingpress/postfact
Resolve whether an uncertain side-effecting action completed before software retries it.
client:LangChain
transport:streamable-http
tools:1
Install POSTFACT — Resolve Ambiguous Side Effects Before Retry in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"postfact": {
"transport": "streamable_http",
"url": "https://postfact-api-production.up.railway.app/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs