Notion MCP Server

Implementation Reference

• src/index.ts:426-449 (handler)

  Handler function that updates a Notion database entry by calling notion.pages.update with the provided pageId and properties.

  async ({ pageId, properties }) => {
    try {
      // Update the page properties (database entry)
      const response = await notion.pages.update({
        page_id: pageId,
        properties: properties
      });
      
      return {
        content: [{
          type: "text",
          text: `Database entry updated successfully!\nID: ${response.id}`
        }]
      };
    } catch (error: any) {
      return {
        content: [{
          type: "text",
          text: `Error updating database entry: ${error.message}`
        }],
        isError: true
      };
    }
  }

• src/index.ts:422-425 (schema)

  Zod schema defining the input parameters: pageId (string) and properties (record of any).

  { 
    pageId: z.string(),
    properties: z.record(z.any())
  },

• src/index.ts:420-421 (registration)

  Registration of the 'update-database-entry' tool using server.tool method.

  server.tool(
    "update-database-entry",