vogler75/winccua-mcp-server
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A Model Context Protocol (MCP) server designed to interface with SIEMENS WinCC Unified SCADA systems via their GraphQL API.
Tools
Functions exposed to the LLM to take actions
login-user
Logs a user in to WinCC Unified using username and password.
browse-objects
Queries tags, elements, types, alarms, and more based on filter criteria.
get-tag-values
Queries current tag values from WinCC Unified.
get-logged-tag-values
Queries logged tag values from the database.
get-active-alarms
Queries active alarms from the provided systems.
get-logged-alarms
Queries logged alarms from the storage system.
write-tag-values
Updates tags based on the provided TagValueInput list.
acknowledge-alarms
Acknowledges one or more alarms.
reset-alarms
Resets one or more alarms.
Prompts
Interactive templates invoked by user choice
No prompts
Resources
Contextual data attached and managed by the client