Financial Modeling Prep (FMP) MCP Server

Instructions

Implementation Reference

• src/tools/technical.ts:37-47 (handler)

  The handler function that performs the API call to fetch RSI technical indicator data.

  async (args: z.infer<typeof TechnicalIndicatorSchema>) => {
    try {
      const period = args.period || 14;
      const data = await fetchFMP<TechnicalIndicator[]>(
        `/technical-indicators/rsi?symbol=${args.symbol.toUpperCase()}&timeframe=${args.timeframe}&periodLength=${period}`
      );
      return jsonResponse(data);
    } catch (error) {
      return errorResponse(error);
    }
  }

• src/tools/technical.ts:31-48 (registration)

  The registration of the 'get_technical_indicator_rsi' tool with the MCP server.

  server.registerTool(
    'get_technical_indicator_rsi',
    {
      description: 'Get Relative Strength Index (RSI) technical indicator',
      inputSchema: TechnicalIndicatorSchema,
    },
    async (args: z.infer<typeof TechnicalIndicatorSchema>) => {
      try {
        const period = args.period || 14;
        const data = await fetchFMP<TechnicalIndicator[]>(
          `/technical-indicators/rsi?symbol=${args.symbol.toUpperCase()}&timeframe=${args.timeframe}&periodLength=${period}`
        );
        return jsonResponse(data);
      } catch (error) {
        return errorResponse(error);
      }
    }
  );

• src/tools/technical.ts:13-17 (schema)

  Input validation schema for the technical indicator tools, including RSI.

  const TechnicalIndicatorSchema = z.object({
    symbol: z.string().describe('Stock ticker symbol'),
    timeframe: TimeframeSchema.describe('Timeframe for technical analysis'),
    period: z.number().optional().describe('Period length'),
  });