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Oh Fax

Official registry Productivity

Outbound US/CA fax for agents: quote PDF, pay via MPP, get delivery receipt.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http oh-fax 'https://app.ohfax.com/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "oh-fax": {
            "type": "http",
            "url": "https://app.ohfax.com/mcp"
        }
    }
}

Frequently asked questions

What is Oh Fax?

Outbound US/CA fax for agents: quote PDF, pay via MPP, get delivery receipt.

How do I install Oh Fax?

It runs as a remote server. In Claude Code: claude mcp add --transport http oh-fax 'https://app.ohfax.com/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Oh Fax need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Oh Fax?

It is published by com.ohfax. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.