Read a Resource from an MCP Server

See more MCP Client Examples

Demonstrates Mcp.ReadResource, which calls the MCP resources/read method for a resource identified by URI and places the contents into a JsonObject.

Tip: Code to parse the returned JSON can be generated with Chilkat's online tool at https://tools.chilkat.io/jsonParse.

IncludeFile "CkJsonObject.pb"
IncludeFile "CkMcp.pb"

Procedure ChilkatExample()

    success.i = 0

    mcp.i = CkMcp::ckCreate()
    If mcp.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ;  Connect to a public MCP (Model Context Protocol) server over its Streamable HTTP endpoint.  The
    ;  Microsoft Learn MCP server is public and requires no authentication.
    success = CkMcp::ckConnect(mcp,"https://learn.microsoft.com/api/mcp")
    If success = 0
        Debug CkMcp::ckLastErrorText(mcp)
        CkMcp::ckDispose(mcp)
        ProcedureReturn
    EndIf

    ;  Read a specific resource by its URI.  A resource URI is obtained from the "resources" array
    ;  returned by ListResources.  The resource contents are placed in the JsonObject.
    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkMcp::ckReadResource(mcp,"file:///example/resource.txt",json)
    If success = 0
        Debug CkMcp::ckLastErrorText(mcp)
        CkMcp::ckDispose(mcp)
        CkJsonObject::ckDispose(json)
        ProcedureReturn
    EndIf

    CkJsonObject::setCkEmitCompact(json, 0)
    Debug CkJsonObject::ckEmit(json)
    ;  JSON parsing code for this result can be generated at Chilkat's online tool:
    ;  https://tools.chilkat.io/jsonParse


    CkMcp::ckDispose(mcp)
    CkJsonObject::ckDispose(json)


    ProcedureReturn
EndProcedure