PluginBench
MCP Server

io.github.mountainmystic/hedera-hcs-mcp-server MCP Server

io.github.mountainmystic/hedera-hcs-mcp-server

RepositoryRegistry

What is the io.github.mountainmystic/hedera-hcs-mcp-server MCP server?

AI-powered Hedera HCS topic intelligence for agents. Pay per call in HBAR.

How to install io.github.mountainmystic/hedera-hcs-mcp-server

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • HEDERA_ACCOUNT_ID
    required

    Hedera account ID in format 0.0.XXXXXXX

  • HEDERA_PRIVATE_KEY
    required
    secret

    Hedera account private key (ECDSA hex format)

  • HEDERA_NETWORK
    required

    Hedera network: testnet or mainnet

  • OPENAI_API_KEY
    required
    secret

    OpenAI API key for GPT-4o Mini powered analysis

Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "hedera-hcs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "hedera-hcs-mcp-server"
      ],
      "env": {
        "HEDERA_ACCOUNT_ID": "<YOUR_HEDERA_ACCOUNT_ID>",
        "HEDERA_PRIVATE_KEY": "<YOUR_HEDERA_PRIVATE_KEY>",
        "HEDERA_NETWORK": "<YOUR_HEDERA_NETWORK>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>"
      }
    }
  }
}
Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "hedera-hcs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "hedera-hcs-mcp-server"
      ],
      "env": {
        "HEDERA_ACCOUNT_ID": "<YOUR_HEDERA_ACCOUNT_ID>",
        "HEDERA_PRIVATE_KEY": "<YOUR_HEDERA_PRIVATE_KEY>",
        "HEDERA_NETWORK": "<YOUR_HEDERA_NETWORK>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>"
      }
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "hedera-hcs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "hedera-hcs-mcp-server"
      ],
      "env": {
        "HEDERA_ACCOUNT_ID": "<YOUR_HEDERA_ACCOUNT_ID>",
        "HEDERA_PRIVATE_KEY": "<YOUR_HEDERA_PRIVATE_KEY>",
        "HEDERA_NETWORK": "<YOUR_HEDERA_NETWORK>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>"
      }
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "hedera-hcs-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "hedera-hcs-mcp-server"
      ],
      "env": {
        "HEDERA_ACCOUNT_ID": "<YOUR_HEDERA_ACCOUNT_ID>",
        "HEDERA_PRIVATE_KEY": "<YOUR_HEDERA_PRIVATE_KEY>",
        "HEDERA_NETWORK": "<YOUR_HEDERA_NETWORK>",
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>"
      }
    }
  }
}
Claude Code
claude mcp add hedera-hcs-mcp-server --env HEDERA_ACCOUNT_ID=<YOUR_HEDERA_ACCOUNT_ID> --env HEDERA_PRIVATE_KEY=<YOUR_HEDERA_PRIVATE_KEY> --env HEDERA_NETWORK=<YOUR_HEDERA_NETWORK> --env OPENAI_API_KEY=<YOUR_OPENAI_API_KEY> -- npx -y hedera-hcs-mcp-server

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