Python & JS Code Runner – Sandbox for AI Agents & Workflows
Pricing
from $0.80 / 1,000 code executions
Run Python or JavaScript (Node.js) code with JSON input in a fresh process: timeout with process-group kill, stdout/stderr capture, structured result, exit code, duration, pip/npm packages, batch jobs and dataset rows. Built for AI agents (MCP), n8n, Make and Zapier. Pay per execution.
You can access the Python & JS Code Runner – Sandbox for AI Agents & Workflows programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.
1import { ApifyClient } from 'apify-client';2
3// Initialize the ApifyClient with your Apify API token4// Replace the '<YOUR_API_TOKEN>' with your token5const client = new ApifyClient({6 token: '<YOUR_API_TOKEN>',7});8
9// Prepare Actor input10const input = {11 "code": `# `input` holds the job's JSON input. Set `result` to return data (any JSON-serializable value).12import statistics13
14nums = input.get("numbers", [])15print(f"Got {len(nums)} numbers")16result = {17 "count": len(nums),18 "sum": sum(nums),19 "mean": statistics.mean(nums) if nums else None,20 "sorted": sorted(nums),21}`,22 "inputJson": {23 "numbers": [24 1,25 2,26 327 ]28 },29 "jobs": [30 {31 "id": "python-stats",32 "input": {33 "numbers": [34 4,35 8,36 15,37 16,38 23,39 4240 ]41 }42 },43 {44 "id": "js-word-count",45 "language": "javascript",46 "code": "// `input` holds the job's JSON input. `return` a value (top-level await works).\nconst words = (input.text || '').toLowerCase().match(/[a-z']+/g) || [];\nconst counts = {};\nfor (const w of words) counts[w] = (counts[w] || 0) + 1;\nconsole.log(`Counted ${words.length} words`);\nreturn Object.entries(counts)\n .sort((a, b) => b[1] - a[1])\n .slice(0, 5)\n .map(([word, count]) => ({ word, count }));\n",47 "input": {48 "text": "The quick brown fox jumps over the lazy dog. The dog sleeps; the fox runs."49 }50 }51 ]52};53
54// Run the Actor and wait for it to finish55const run = await client.actor("gazidev/code-runner-sandbox").call(input);56
57// Fetch and print Actor results from the run's dataset (if any)58console.log('Results from dataset');59console.log(`💾 Check your data here: https://console.apify.com/storage/datasets/${run.defaultDatasetId}`);60const { items } = await client.dataset(run.defaultDatasetId).listItems();61items.forEach((item) => {62 console.dir(item);63});64
65// 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/js/docsThe Apify API client for JavaScript is the official library that allows you to use Python & JS Code Runner – Sandbox for AI Agents & Workflows API in JavaScript or TypeScript, providing convenience functions and automatic retries on errors.
Install the apify-client
$npm install apify-clientOther API clients include: