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Node.js Requires Chilkat v11.6.0+

Get a Prompt from an MCP Server

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Demonstrates Mcp.GetPrompt, which calls the MCP prompts/get method for a named prompt, passing a JSON arguments object and receiving the prompt result.

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

Background. The prompt name and its expected arguments come from the prompts array returned by ListPrompts. Pass an empty arguments object for a prompt that takes none.

Chilkat Node.js Downloads

Node.js
NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    var mcp = new chilkat.Mcp();

    //  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 = mcp.Connect("https://learn.microsoft.com/api/mcp");
    if (success == false) {
        console.log(mcp.LastErrorText);
        return;
    }

    //  Build the prompt's arguments (pass an empty object for a prompt that takes no arguments).  The
    //  prompt name and its arguments come from the "prompts" array returned by ListPrompts.
    var args = new chilkat.JsonObject();
    args.UpdateString("topic","azure-storage");

    //  Call the MCP prompts/get method for the named prompt.  The prompt result is placed in the
    //  JsonObject.
    var json = new chilkat.JsonObject();
    success = mcp.GetPrompt("example-prompt",args,json);
    if (success == false) {
        console.log(mcp.LastErrorText);
        return;
    }

    json.EmitCompact = false;
    console.log(json.Emit());
    //  JSON parsing code for this result can be generated at Chilkat's online tool:
    //  https://tools.chilkat.io/jsonParse

}

chilkatExample();