Mempool MCP Server

Instructions

Implementation Reference

• src/interface/controllers/FeesToolsController.ts:15-32 (registration)

  Registers the 'get-recommended-fees' tool with the MCP server, including name, description, and an inline async handler that fetches and returns formatted fees as text content.
  private registerGetRecommendedFeesHandler(): void { this.server.tool( "get-recommended-fees", "Get recommended fees for Bitcoin", async () => { const recommendedText = await this.feesService.getRecommended(); return { content: [ { type: "text", text: recommendedText, }, ], }; } ); }
• src/domain/models/responses/fees/IFeesRecommendedResponse.ts:1-7 (schema)

  TypeScript interface defining the response structure for recommended Bitcoin fees data.
  export interface IFeesRecommendedResponse { fastestFee: number; halfHourFee: number; hourFee: number; economyFee: number; minimumFee: number; }
• src/application/services/FeesService.ts:9-15 (helper)

  Service method that retrieves raw recommended fees data via request service and formats it into a human-readable string.
  async getRecommended(): Promise<string> { const feesRecommendedData = await this.requestService.getFeesRecommended(); return formatResponse<IFeesRecommendedResponse>( "Bitcoin Fees Recommended", feesRecommendedData ); }
• src/infrastructure/services/requests/FeesRequestService.ts:7-11 (helper)

  Infrastructure method that makes an API request to the 'fees/recommended' endpoint to fetch the fees data.
  async getFeesRecommended(): Promise<IFeesRecommendedResponse | null> { return this.client.makeRequest<IFeesRecommendedResponse>( "fees/recommended" ); }