calculate-postage — Postage.lk MCP Tool
calculate-postage
(calculate postage) is one of 4 tools on the
Postage.lk
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call calculate-postage from your client
- Claude Code Postage.lk calculate-postage run in your project directory
- Claude Desktop Postage.lk calculate-postage ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Postage.lk calculate-postage ~/.cursor/mcp.json
- VS Code Postage.lk calculate-postage .vscode/mcp.json
- Zed Postage.lk calculate-postage ~/.config/zed/settings.json
- Windsurf Postage.lk calculate-postage ~/.codeium/windsurf/mcp_config.json
- Cline Postage.lk calculate-postage ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Postage.lk calculate-postage ~/.gemini/settings.json
- Grok Postage.lk calculate-postage .mcp.json (in your project root)
- ChatGPT Postage.lk calculate-postage Settings → Connectors → Advanced → Developer mode
- Claude.ai Postage.lk calculate-postage Settings → Connectors → Add custom connector
- LangChain Postage.lk calculate-postage pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http postage https://postage.lk/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 22 October 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.