check_inbox — Lettera MCP Tool Read-only
check_inbox
(check inbox) is one of 7 tools on the
Lettera
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call check_inbox from your client
- Claude Code Lettera check_inbox run in your project directory
- Claude Desktop Lettera check_inbox ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Lettera check_inbox ~/.cursor/mcp.json
- VS Code Lettera check_inbox .vscode/mcp.json
- Zed Lettera check_inbox ~/.config/zed/settings.json
- Windsurf Lettera check_inbox ~/.codeium/windsurf/mcp_config.json
- Cline Lettera check_inbox ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Lettera check_inbox ~/.gemini/settings.json
- Grok Lettera check_inbox .mcp.json (in your project root)
- ChatGPT Lettera check_inbox Settings → Connectors → Advanced → Developer mode
- Claude.ai Lettera check_inbox Settings → Connectors → Add custom connector
- LangChain Lettera check_inbox pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http relay https://api.lettera.dev/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 24 September 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.