9453d6bf6c
The NewTool and NewPrompt constructors were unidiomatic, because they returned a ServerTool and ServerPrompt, respectively, rather than a Tool and Prompt. Rename to be consistent with the constructed object name. Change-Id: Ife3f16f783368401f792660c4272e1bb5ae61638 Reviewed-on: https://go-review.googlesource.com/c/tools/+/682375 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Jonathan Amsterdam <jba@google.com>
57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
// Copyright 2025 The Go MCP SDK Authors. All rights reserved.
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"context"
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"flag"
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"log"
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"net/http"
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"github.com/modelcontextprotocol/go-sdk/mcp"
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)
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var httpAddr = flag.String("http", "", "use SSE HTTP at this address")
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type SayHiParams struct {
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Name string `json:"name"`
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}
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func SayHi(ctx context.Context, cc *mcp.ServerSession, params *mcp.CallToolParamsFor[SayHiParams]) (*mcp.CallToolResultFor[any], error) {
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return &mcp.CallToolResultFor[any]{
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Content: []*mcp.Content{
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mcp.NewTextContent("Hi " + params.Name),
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},
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}, nil
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}
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func main() {
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flag.Parse()
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if httpAddr == nil || *httpAddr == "" {
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log.Fatal("http address not set")
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}
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server1 := mcp.NewServer("greeter1", "v0.0.1", nil)
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server1.AddTools(mcp.NewServerTool("greet1", "say hi", SayHi))
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server2 := mcp.NewServer("greeter2", "v0.0.1", nil)
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server2.AddTools(mcp.NewServerTool("greet2", "say hello", SayHi))
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log.Printf("MCP servers serving at %s\n", *httpAddr)
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handler := mcp.NewSSEHandler(func(request *http.Request) *mcp.Server {
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url := request.URL.Path
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log.Printf("Handling request for URL %s\n", url)
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switch url {
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case "/greeter1":
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return server1
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case "/greeter2":
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return server2
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default:
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return nil
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}
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})
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http.ListenAndServe(*httpAddr, handler)
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}
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