costwright — agent budget analysis for LangChain
io.github.hernaninverso/costwright-mcp
Static worst-case token-budget analysis for LLM-agent workflows + signed budget certificates.
client:LangChain
transport:stdio
runtime:npm
Install costwright — agent budget analysis in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"costwright-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "costwright-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs