First Dollar Desk

Overview

First Dollar Desk is an MCP server that handles payment verification through HTTP 402, enabling human-initiated Stripe checkouts at $1 and Base USDC agent verification at $0.05. Any MCP-compatible AI assistant can invoke First Dollar Desk's tools directly within conversations or agent runs, with the model deciding when and how to use them.

The server runs remotely at https://first-dollar-desk.undone-k.workers.dev/mcp with no local installation required. Authentication is not needed. Version v1.0.0 is currently available.

First Dollar Desk appears in the Finance category on mcp.site and integrates with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed and others across the ecosystem. If you maintain this server, you can claim this listing to verify ownership and keep information up to date.

Installation

Settings → Connectors → Add custom connector
Name: First Dollar Desk
URL:  https://first-dollar-desk.undone-k.workers.dev/mcp