Schema | mcp-server-check

mcp-server-check

Official

Describes the environment variables required to run the server.

Name	Required	Description	Default
`CHECK_TOOLS`	No	Comma-separated allowlist of individual tool names
`CHECK_API_KEY`	Yes	Your Check API key (Bearer token)
`CHECK_TOOLSETS`	No	Comma-separated list of toolsets to enable (e.g. companies,employees)
`CHECK_READ_ONLY`	No	Set to 1, true, or yes to disable all write/mutating tools
`CHECK_TOOL_MODE`	No	Tool mode: dynamic (3 meta-tools) or all (all tools individually)	dynamic
`CHECK_TRANSPORT`	No	Transport protocol: stdio, sse, or streamable-http	stdio
`CHECK_API_BASE_URL`	No	API base URL	https://sandbox.checkhq.com
`CHECK_EXCLUDE_TOOLS`	No	Comma-separated list of tool names to hide

Features and capabilities supported by this server

Capability	Details
`tools`	{ "listChanged": true }
`prompts`	{ "listChanged": false }
`resources`	{ "subscribe": false, "listChanged": false }
`extensions`	{ "io.modelcontextprotocol/ui": {} }
`experimental`	{}

Functions exposed to the LLM to take actions

Name	Description
search_toolsA	Search for available API tools by keyword. Returns matching tools with their full parameter schemas, ready for use with run_tool. Call with an empty query to see all available toolsets. Supports synonym matching (e.g. "pay employees" finds payroll tools). query: Search keywords (e.g. "list companies", "create employee", "payroll"). toolset: Optional toolset name to restrict search (e.g. "companies", "employees"). limit: Maximum number of results (default 20).
list_toolsetsA	List all available API toolsets with descriptions. Returns a summary of each toolset including its name, description, tool count, and example tools. Use this to understand what's available before searching for specific tools.
run_toolA	Execute an API tool by name with the given arguments. Use search_tools first to find the tool name and its parameter schema. tool_name: The exact tool name (e.g. "list_companies", "get_employee"). arguments: Tool arguments as a JSON string or dict (e.g. '{"company_id": "com_xxx"}' or {"company_id": "com_xxx"}). confirm: Set to true to confirm execution of a destructive tool (approve, delete, simulate, refund, cancel). Required when CHECK_CONFIRM_DESTRUCTIVE is enabled and the tool is destructive.

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
`list_enums`	List all available enum types.
`enum_business_type`
`enum_pay_frequency`
`enum_processing_period`
`enum_payment_method_preference`
`enum_payroll_type`
`enum_funding_payment_method`
`enum_bank_account_subtype`
`enum_report_type`
`enum_company_component_type`
`enum_employee_component_type`
`enum_contractor_component_type`
`list_toolset_descriptions`	Human-readable descriptions of all toolsets.

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