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.

Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

$mcp = New-Object 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 -eq $false) {
    $($mcp.LastErrorText)
    exit
}

#  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.
$args = New-Object 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.
$json = New-Object Chilkat.JsonObject
$success = $mcp.GetPrompt("example-prompt",$args,$json)
if ($success -eq $false) {
    $($mcp.LastErrorText)
    exit
}

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