MCP Client

Persistent interface for managing Model Context Protocol servers within R sessions. • Server connections: Establishes and maintains connections to MCP servers • Tool discovery: Automatically discovers and registers available tools • Protocol communication: Handles JSON-RPC messaging with servers • State management: Maintains server status and tool metadata • Configuration support: Uses JSON config files for server specifications

Value

New mcprClient instance

Super class

MCPR::BaseMCPR -> mcprClient

Methods

Public methods

• mcprClient$new()

• mcprClient$connect_servers()

• mcprClient$get_mcpr_tools()

• mcprClient$call_tool()

• mcprClient$get_server_status()

• mcprClient$as_mcpr_types()

• mcprClient$clone()

Inherited methods

• MCPR::BaseMCPR$cleanup_all()
• MCPR::BaseMCPR$create_socket()
• MCPR::BaseMCPR$get_component_name()
• MCPR::BaseMCPR$initialize_base()
• MCPR::BaseMCPR$is_initialized()
• MCPR::BaseMCPR$register_cleanup()
• MCPR::BaseMCPR$socket_url()
• MCPR::BaseMCPR$state_clear()
• MCPR::BaseMCPR$state_get()
• MCPR::BaseMCPR$state_has()
• MCPR::BaseMCPR$state_keys_owned()
• MCPR::BaseMCPR$state_set()

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Method new()

Creates new mcprClient instance

Usage

mcprClient$new(config = NULL)

Arguments

config

Path to configuration file (character). Uses default location if NULL

Returns

Self (invisible) Establish connections to all configured MCP servers

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Method connect_servers()

Usage

mcprClient$connect_servers()

Returns

Self (invisible, enables method chaining) Retrieve all discovered tools in MCPR-compatible format

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Method get_mcpr_tools()

Usage

mcprClient$get_mcpr_tools()

Returns

List of MCPR tool objects Execute specific tool on designated server

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Method call_tool()

Usage

mcprClient$call_tool(..., server, tool)

Arguments

...

Named arguments for the tool

server

Server name (character)

tool

Tool name (character)

Returns

Tool execution result Retrieve status information for all connected servers

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Method get_server_status()

Usage

mcprClient$get_server_status()

Returns

Named list with server status details including name, connected status, tools_count, and last_id

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Method as_mcpr_types()

Convert tool schema to MCPR types

Usage

mcprClient$as_mcpr_types(tool)

Arguments

tool

Tool definition object

Returns

Converted tool types

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Method clone()

The objects of this class are cloneable with this method.

Usage

mcprClient$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.