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mcp/harbor
LangChain

Proofmark Hash for LangChain

io.github.samueldharshi/proofmark-hash

Hash text with SHA-256, SHA-512 or SHA3-256, and verify a digest.

client:LangChain transport:stdio runtime:npm

Install Proofmark Hash in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "proofmark-hash": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "proofmark-hash"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

Proofmark Hash in other clients

Proofmark Hash MCP server