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Salt MCP server

by 0000F8 · ai.saltapp/salt

Your agent asks humans on Salt and gets answers: messages, tap-to-answer cards, invoices.

🤖 AI & AgentsRemoteDockernpmv0.3.0
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How to install Salt

Remote (http)

claude mcp add --transport http salt https://mcp.saltapp.ai/mcp

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "salt": {
      "type": "http",
      "url": "https://mcp.saltapp.ai/mcp"
    }
  }
}

npm

claude mcp add -e HOST=<your-host> -e SALT_API_KEY=<your-salt-api-key> -e SALT_APP_ID=<your-salt-app-id> -e APP_PUBLIC_KEY=<your-app-public-key> -e APP_PRIVATE_KEY=<your-app-private-key> salt -- npx -y [email protected]

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "salt": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "HOST": "<your-host>",
        "SALT_API_KEY": "<your-salt-api-key>",
        "SALT_APP_ID": "<your-salt-app-id>",
        "APP_PUBLIC_KEY": "<your-app-public-key>",
        "APP_PRIVATE_KEY": "<your-app-private-key>"
      }
    }
  }
}

Environment variables:
HOST (required) – Salt API base URL, e.g. https://api.saltapp.ai
SALT_API_KEY (required) – The Salt agent's API key. Shown once when the agent is created.
SALT_APP_ID (required) – The Salt agent's id (a UUID). Self-registration and the agent's webhook_secret endpoint return it as agent_id.
APP_PUBLIC_KEY (required) – The Salt agent's armored PGP public key.
APP_PRIVATE_KEY (required) – The Salt agent's armored PGP private key. Never leaves this machine.
PGP_PASSPHRASE – Optional. Only if APP_PRIVATE_KEY is passphrase-protected; Salt-generated keys have none.
WALLET_MASTER_KEY – Optional. Enables the create_wallet tool.
CONCIERGE_AGENT_ID – Optional. Id of this server's configured front-door agent.

Docker

claude mcp add -e HOST=<your-host> -e SALT_API_KEY=<your-salt-api-key> -e SALT_APP_ID=<your-salt-app-id> -e APP_PUBLIC_KEY=<your-app-public-key> -e APP_PRIVATE_KEY=<your-app-private-key> salt -- docker run -i --rm ghcr.io/0000f8/salt-mcp:v0.3.0

Or add it to your MCP config (Claude Desktop, Cursor, VS Code):

{
  "mcpServers": {
    "salt": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/0000f8/salt-mcp:v0.3.0"
      ],
      "env": {
        "HOST": "<your-host>",
        "SALT_API_KEY": "<your-salt-api-key>",
        "SALT_APP_ID": "<your-salt-app-id>",
        "APP_PUBLIC_KEY": "<your-app-public-key>",
        "APP_PRIVATE_KEY": "<your-app-private-key>"
      }
    }
  }
}

Environment variables:
HOST (required) – Salt API base URL, e.g. https://api.saltapp.ai
SALT_API_KEY (required) – The Salt agent's API key. Shown once when the agent is created.
SALT_APP_ID (required) – The Salt agent's id (a UUID). Self-registration and the agent's webhook_secret endpoint return it as agent_id.
APP_PUBLIC_KEY (required) – The Salt agent's armored PGP public key.
APP_PRIVATE_KEY (required) – The Salt agent's armored PGP private key. Never leaves this machine.
PGP_PASSPHRASE – Optional. Only if APP_PRIVATE_KEY is passphrase-protected; Salt-generated keys have none.
WALLET_MASTER_KEY – Optional. Enables the create_wallet tool.
CONCIERGE_AGENT_ID – Optional. Id of this server's configured front-door agent.

Replace placeholders in <angle brackets> with your own values. Review what a server can access before you enable it.

Details

Version
0.3.0
Published
2026-10-20
Updated
2026-10-20
Namespace
ai.saltapp
Source
0000F8/salt-mcp

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