WeCom Bot MCP Server

send_message

Send a message to WeCom group/chat via webhook. This function sends a message to WeCom using the configured webhook URL. The message will be formatted as markdown and added to message history. Args: content: The message content to send. Cannot be empty or whitespace. ctx: Optional FastMCP context for logging and progress tracking. Returns: str: Success message if the message was sent successfully. Raises: ValueError: If content is empty/whitespace, webhook URL is not set, or if there's an error sending the message.