Spotify MCP Server

Implementation Reference

• mcp/spotify-mcp.ts:82-105 (handler)

  Core handler implementation for the set-spotify-credentials tool in the stdio MCP server. Stores credentials in spotifyAuthInfo object and returns success response.

  server.tool(
    "set-spotify-credentials",
    {
      clientId: z.string().describe("The Spotify Client ID"),
      clientSecret: z.string().describe("The Spotify Client Secret"),
      accessToken: z.string().describe("The Spotify Access Token"),
      refreshToken: z.string().describe("The Spotify Refresh Token"),
    },
    async ({ clientId, clientSecret, accessToken, refreshToken }) => {
      spotifyAuthInfo.clientId = clientId;
      spotifyAuthInfo.clientSecret = clientSecret;
      spotifyAuthInfo.accessToken = accessToken;
      spotifyAuthInfo.refreshToken = refreshToken;
  
      return {
        content: [
          {
            type: "text",
            text: "Spotify credentials set successfully. You can now use other Spotify tools.",
          },
        ],
      };
    }
  );

• mcp/spotify-mcp-http.js:89-111 (handler)

  Handler implementation for set-spotify-credentials in stateless HTTP MCP server. Stores credentials in globalSpotifyAuthInfo.

  server.tool(
    "set-spotify-credentials",
    {
      clientId: z.string().describe("The Spotify Client ID"),
      clientSecret: z.string().describe("The Spotify Client Secret"),
      accessToken: z.string().describe("The Spotify Access Token"),
      refreshToken: z.string().describe("The Spotify Refresh Token"),
    },
    async ({ clientId, clientSecret, accessToken, refreshToken }) => {
      globalSpotifyAuthInfo.clientId = clientId;
      globalSpotifyAuthInfo.clientSecret = clientSecret;
      globalSpotifyAuthInfo.accessToken = accessToken;
      globalSpotifyAuthInfo.refreshToken = refreshToken;
  
      return {
        content: [
          {
            type: "text",
            text: "Spotify credentials set successfully. You can now use other Spotify tools.",
          },
        ],
      };
    }

• mcp/spotify-mcp-sse.ts:95-118 (handler)

  Handler for set-spotify-credentials in SSE MCP server variant. Identical logic storing in spotifyAuthInfo.

  server.tool(
    "set-spotify-credentials",
    {
      clientId: z.string().describe("The Spotify Client ID"),
      clientSecret: z.string().describe("The Spotify Client Secret"),
      accessToken: z.string().describe("The Spotify Access Token"),
      refreshToken: z.string().describe("The Spotify Refresh Token"),
    },
    async ({ clientId, clientSecret, accessToken, refreshToken }) => {
      spotifyAuthInfo.clientId = clientId;
      spotifyAuthInfo.clientSecret = clientSecret;
      spotifyAuthInfo.accessToken = accessToken;
      spotifyAuthInfo.refreshToken = refreshToken;
  
      return {
        content: [
          {
            type: "text",
            text: "Spotify credentials set successfully. You can now use other Spotify tools.",
          },
        ],
      };
    }
  );