> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://pos-api-docs.lucky-tom.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://pos-api-docs.lucky-tom.com/_mcp/server.

# Overview

Portal wallet cash-in (top-ups) and cash-out (withdrawals) for a linked lucky-tom.com player. Not SeamlessWallet. Partners prepay a float: top-up commit debits it; withdrawal commit credits it.