Comparison: Figma 2026 vs Sketch 100 for UI Design Collaboration

// Figma 2026 Dev Mode API Client\n// Version: Figma API v1.2026-08-01\n// Dependencies: axios@1.7.2, @figma/types@1.0.0\nimport axios, { AxiosError, AxiosResponse } from 'axios';\nimport { FigmaComponent, FigmaDesignToken } from '@figma/types';\n\n// Configuration interface for Figma client\ninterface FigmaClientConfig {\n  apiKey: string;\n  baseUrl?: string;\n  maxRetries?: number;\n  retryDelayMs?: number;\n}\n\n// Custom error class for Figma API errors\nclass FigmaApiError extends Error {\n  constructor(\n    public statusCode: number,\n    public endpoint: string,\n    public responseBody: unknown\n  ) {\n    super(`Figma API error: ${statusCode} at ${endpoint}`);\n    this.name = 'FigmaApiError';\n  }\n}\n\n// Main Figma Dev Mode client class\nexport class FigmaDevClient {\n  private readonly client: ReturnType;\n  private readonly maxRetries: number;\n  private readonly retryDelayMs: number;\n\n  constructor(config: FigmaClientConfig) {\n    this.maxRetries = config.maxRetries ?? 3;\n    this.retryDelayMs = config.retryDelayMs ?? 1000;\n    this.client = axios.create({\n      baseURL: config.baseUrl ?? 'https://api.figma.com/v1.2026-08-01',\n      headers: {\n        'X-Figma-Token': config.apiKey,\n        'Content-Type': 'application/json',\n      },\n      timeout: 10000, // 10s timeout per request\n    });\n  }\n\n  // Fetch component specs by file key and component ID, with retry logic\n  async getComponentSpecs(\n    fileKey: string,\n    componentId: string\n  ): Promise {\n    let lastError: Error | null = null;\n\n    for (let attempt = 1; attempt <= this.maxRetries; attempt++) {\n      try {\n        const response: AxiosResponse = await this.client.get(\n          `/files/${fileKey}/components/${componentId}`,\n          { params: { depth: 2 } } // Fetch nested component properties\n        );\n\n        // Validate response shape\n        if (!response.data.id || !response.data.name) {\n          throw new Error('Invalid component response shape from Figma API');\n        }\n\n        return response.data;\n      } catch (error) {\n        lastError = error instanceof Error ? error : new Error(String(error));\n\n        // Only retry on 429 (rate limit) or 5xx errors\n        if (\n          error instanceof AxiosError &&\n          (error.response?.status === 429 || error.response?.status >= 500)\n        ) {\n          const delay = this.retryDelayMs * attempt; // Exponential backoff\n          console.warn(`Attempt ${attempt} failed, retrying in ${delay}ms...`);\n          await new Promise(resolve => setTimeout(resolve, delay));\n          continue;\n        }\n\n        // Throw non-retryable errors immediately\n        if (error instanceof AxiosError) {\n          throw new FigmaApiError(\n            error.response?.status ?? 500,\n            error.config?.url ?? 'unknown',\n            error.response?.data\n          );\n        }\n        throw error;\n      }\n    }\n\n    throw lastError ?? new Error('Max retries exceeded for Figma component fetch');\n  }\n\n  // Export design tokens for a file, paginated\n  async exportDesignTokens(fileKey: string): Promise {\n    const tokens: FigmaDesignToken[] = [];\n    let cursor: string | undefined = undefined;\n\n    do {\n      try {\n        const response = await this.client.get(`/files/${fileKey}/tokens`, {\n          params: { cursor, limit: 100 },\n        });\n\n        tokens.push(...response.data.tokens);\n        cursor = response.data.next_cursor;\n      } catch (error) {\n        console.error('Failed to export design tokens:', error);\n        throw error;\n      }\n    } while (cursor);\n\n    return tokens;\n  }\n}\n\n// Example usage\nconst figmaClient = new FigmaDevClient({\n  apiKey: process.env.FIGMA_API_KEY!,\n  maxRetries: 3,\n});\n\n// Fetch button component specs\nfigmaClient\n  .getComponentSpecs('abc123def456', 'component-789')\n  .then(component => console.log('Fetched component:', component.name))\n  .catch(error => console.error('Error fetching component:', error));\n

// Sketch 100 Cloud API Client\n// Version: Sketch Cloud API v3.0\n// Dependencies: axios@1.7.2, @sketch/types@3.0.0\nimport axios, { AxiosError } from 'axios';\nimport { SketchDocument, SketchDesignToken } from '@sketch/types';\n\n// Configuration for Sketch client\ninterface SketchClientConfig {\n  apiKey: string;\n  baseUrl?: string;\n  maxRetries?: number;\n}\n\n// Custom Sketch API error\nclass SketchApiError extends Error {\n  constructor(\n    public statusCode: number,\n    public endpoint: string,\n    public message: string\n  ) {\n    super(`Sketch API error: ${statusCode} - ${message}`);\n    this.name = 'SketchApiError';\n  }\n}\n\n// Sketch Cloud API client class\nexport class SketchCloudClient {\n  private readonly client: ReturnType;\n  private readonly maxRetries: number;\n\n  constructor(config: SketchClientConfig) {\n    this.maxRetries = config.maxRetries ?? 2;\n    this.client = axios.create({\n      baseURL: config.baseUrl ?? 'https://api.sketch.com/v3',\n      headers: {\n        Authorization: `Bearer ${config.apiKey}`,\n        'Content-Type': 'application/json',\n      },\n      timeout: 15000, // 15s timeout, Sketch API is slower\n    });\n  }\n\n  // Fetch document metadata by document ID\n  async getDocument(documentId: string): Promise {\n    let lastError: Error | null = null;\n\n    for (let attempt = 1; attempt <= this.maxRetries; attempt++) {\n      try {\n        const response = await this.client.get(`/documents/${documentId}`);\n\n        // Validate document has required fields\n        if (!response.data.id || !response.data.pages) {\n          throw new Error('Invalid Sketch document response');\n        }\n\n        return response.data;\n      } catch (error) {\n        lastError = error instanceof Error ? error : new Error(String(error));\n\n        if (error instanceof AxiosError) {\n          // Sketch API returns 429 with Retry-After header\n          if (error.response?.status === 429) {\n            const retryAfter = parseInt(error.response.headers['retry-after'] ?? '5', 10) * 1000;\n            console.warn(`Rate limited, retrying after ${retryAfter}ms...`);\n            await new Promise(resolve => setTimeout(resolve, retryAfter));\n            continue;\n          }\n\n          // 5xx errors are retryable\n          if (error.response?.status >= 500) {\n            await new Promise(resolve => setTimeout(resolve, 2000 * attempt));\n            continue;\n          }\n\n          // Throw non-retryable errors\n          throw new SketchApiError(\n            error.response?.status ?? 500,\n            error.config?.url ?? 'unknown',\n            error.message\n          );\n        }\n        throw error;\n      }\n    }\n\n    throw lastError ?? new Error('Max retries exceeded for Sketch document fetch');\n  }\n\n  // Export design tokens to JSON, handles large documents via pagination\n  async exportDesignTokens(documentId: string): Promise {\n    const tokens: SketchDesignToken[] = [];\n    let offset = 0;\n    const limit = 50; // Sketch API max limit per page\n\n    while (true) {\n      try {\n        const response = await this.client.get(`/documents/${documentId}/tokens`, {\n          params: { offset, limit },\n        });\n\n        if (response.data.tokens.length === 0) break;\n\n        tokens.push(...response.data.tokens);\n        offset += limit;\n\n        // Respect rate limits\n        await new Promise(resolve => setTimeout(resolve, 500));\n      } catch (error) {\n        console.error('Failed to export Sketch tokens:', error);\n        throw error;\n      }\n    }\n\n    return tokens;\n  }\n\n  // Sync local Sketch file to cloud, returns sync status\n  async syncLocalFile(filePath: string, documentId: string): Promise<'success' | 'pending'> {\n    try {\n      const formData = new FormData();\n      formData.append('file', require('fs').createReadStream(filePath));\n\n      const response = await this.client.post(`/documents/${documentId}/sync`, formData, {\n        headers: { 'Content-Type': 'multipart/form-data' },\n      });\n\n      return response.data.status;\n    } catch (error) {\n      if (error instanceof AxiosError) {\n        throw new SketchApiError(\n          error.response?.status ?? 500,\n          'syncLocalFile',\n          'Failed to sync local Sketch file to cloud'\n        );\n      }\n      throw error;\n    }\n  }\n}\n\n// Example usage\nconst sketchClient = new SketchCloudClient({\n  apiKey: process.env.SKETCH_API_KEY!,\n});\n\nsketchClient\n  .getDocument('sketch-doc-123')\n  .then(doc => console.log('Fetched Sketch document:', doc.name))\n  .catch(error => console.error('Sketch API error:', error));\n

// k6 Benchmark Script: Figma 2026 vs Sketch 100 Collaboration Latency\n// Version: k6 v0.52.0\n// Test Methodology: Simulate 100 concurrent users editing a shared design file\n// Environment: AWS us-east-1, 16 vCPU, 32GB RAM load generators\nimport http from 'k6/http';\nimport { check, sleep, group } from 'k6';\nimport { Rate, Trend } from 'k6/metrics';\n\n// Custom metrics\nconst figmaCursorLatency = new Trend('figma_cursor_latency');\nconst sketchCursorLatency = new Trend('sketch_cursor_latency');\nconst failedRequests = new Rate('failed_requests');\n\n// Test configuration\nexport const options = {\n  stages: [\n    { duration: '30s', target: 100 }, // Ramp up to 100 users\n    { duration: '5m', target: 100 }, // Stay at 100 users\n    { duration: '30s', target: 0 }, // Ramp down\n  ],\n  thresholds: {\n    figma_cursor_latency: ['p(95)<100'], // Figma target: p95 <100ms\n    sketch_cursor_latency: ['p(95)<500'], // Sketch target: p95 <500ms\n    failed_requests: ['rate<0.01'], // <1% failure rate\n  },\n};\n\n// Figma 2026 test configuration\nconst figmaConfig = {\n  baseUrl: 'https://figma.com/api/v1.2026-08-01',\n  fileKey: 'figma-file-123',\n  apiKey: __ENV.FIGMA_API_KEY,\n};\n\n// Sketch 100 test configuration\nconst sketchConfig = {\n  baseUrl: 'https://api.sketch.com/v3',\n  documentId: 'sketch-doc-123',\n  apiKey: __ENV.SKETCH_API_KEY,\n};\n\n// Helper to generate random cursor position\nfunction getRandomCursorPosition() {\n  return {\n    x: Math.floor(Math.random() * 1920),\n    y: Math.floor(Math.random() * 1080),\n    timestamp: Date.now(),\n  };\n}\n\n// Test scenario for Figma 2026\nfunction testFigmaCollaboration() {\n  group('Figma 2026 Collaboration', () => {\n    const cursorPos = getRandomCursorPosition();\n    const payload = JSON.stringify({\n      file_key: figmaConfig.fileKey,\n      cursor: cursorPos,\n      user_id: `user-${__VU}`,\n    });\n\n    const params = {\n      headers: {\n        'X-Figma-Token': figmaConfig.apiKey,\n        'Content-Type': 'application/json',\n      },\n      tags: { service: 'figma' },\n    };\n\n    const startTime = Date.now();\n    const response = http.post(`${figmaConfig.baseUrl}/files/${figmaConfig.fileKey}/cursors`, payload, params);\n    const latency = Date.now() - startTime;\n\n    // Record latency\n    figmaCursorLatency.add(latency);\n\n    // Check response\n    const success = check(response, {\n      'Figma status is 200': (r) => r.status === 200,\n      'Figma response has cursor ID': (r) => JSON.parse(r.body).cursor_id !== undefined,\n    });\n\n    failedRequests.add(!success);\n    sleep(1); // 1s think time between requests\n  });\n}\n\n// Test scenario for Sketch 100\nfunction testSketchCollaboration() {\n  group('Sketch 100 Collaboration', () => {\n    const cursorPos = getRandomCursorPosition();\n    const payload = JSON.stringify({\n      document_id: sketchConfig.documentId,\n      cursor: cursorPos,\n      user_id: `user-${__VU}`,\n    });\n\n    const params = {\n      headers: {\n        Authorization: `Bearer ${sketchConfig.apiKey}`,\n        'Content-Type': 'application/json',\n      },\n      tags: { service: 'sketch' },\n    };\n\n    const startTime = Date.now();\n    const response = http.post(`${sketchConfig.baseUrl}/documents/${sketchConfig.documentId}/cursors`, payload, params);\n    const latency = Date.now() - startTime;\n\n    // Record latency\n    sketchCursorLatency.add(latency);\n\n    // Check response\n    const success = check(response, {\n      'Sketch status is 200': (r) => r.status === 200,\n      'Sketch response has sync status': (r) => JSON.parse(r.body).sync_status !== undefined,\n    });\n\n    failedRequests.add(!success);\n    sleep(2); // Sketch has longer think time due to slower sync\n  });\n}\n\n// Main test function: randomly pick Figma or Sketch per VU\nexport default function () {\n  // 70% of users test Figma, 30% test Sketch (matches market adoption)\n  if (Math.random() < 0.7) {\n    testFigmaCollaboration();\n  } else {\n    testSketchCollaboration();\n  }\n}\n