MCP API Reference¶

Machine-maintained from packages/protocol-schemas/schemas/kicad-mcp-server-info.schema.json and compatibility.yaml. Refresh with corepack pnpm run docs:generate.

Current Contract¶

Surface	Value
MCP protocol version	`2025-11-25`
Tool schema version	`1.0`
Registry schema version	`2025-12-11`
Server package version	`3.6.0`

Server Info Fields¶

Field	Type	Required
`schemaVersion`	string	yes
`server`	object	yes
`description`	string	no
`localizedDescriptions`	object	no
`version`	string	yes
`mcpProtocolVersion`	string	yes
`toolSchemaVersion`	string	yes
`compatibilityRange`	object	yes
`transport`	object	yes
`kicad`	object	yes
`operatingMode`	object	yes
`capabilities`	object	yes
`diagnostics`	array	yes

Capability Fields¶

Capability	Type	Description
`fileBackedDrc`	boolean
`fileBackedErc`	boolean
`fileBackedExports`	boolean
`livePcbRead`	boolean
`livePcbWrite`	boolean
`liveSchematicRead`	boolean
`liveSchematicWrite`	boolean
`liveEditingTools`	object
`chatgptConnectorCompatible`	boolean
`cliExports`	object

Release-Gated MCP Tools¶

Gate	Tool
required	`kicad_get_version`
required	`kicad_get_project_info`
required	`kicad_set_project`
required	`sch_get_symbols`
required	`pcb_get_board_summary`
required	`export_gerber`
required	`export_drill`
required	`export_manufacturing_package`
optional	`variant_list`
optional	`variant_set_active`
optional	`export_odb`
optional	`pcb_export_3d_pdf`
optional	`dfm_run_manufacturer_check`