s3 for LangChain
io.github.ofershap/s3
AWS S3 MCP — list buckets, browse objects, upload/download, presigned URLs.
client:LangChain
transport:stdio
runtime:npm
Install s3 in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"s3": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "mcp-server-s3"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs