Puter.js Playground Watch a Path Before It Exists

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Examples

Introduction

Hello World Image Analysis Cloud Storage Key-Value Store Publish a Website Authentication

AI

Chat with GPT-5.6 Luna Image Analysis Video Analysis Stream the response Function Calling Streaming Function Calls Web Search Image Generation Multi-Turn Image Editing AI Resume Analyzer (File handling)Chat with OpenAI o3-mini Chat with Claude Sonnet Prompt caching with Claude Chat with DeepSeek Chat with Gemini Chat with xAI (Grok)Extract Text from Image Extract Text with Mistral OCR Extract Structured Data with OCR Text to Image Text to Image with options Text to Image with image-to-image generation Text to Speech Text to Speech with options Text to Speech with engines Text to Speech with OpenAI Text to Speech with ElevenLabs Text to Speech with Speechify Text to Speech with Gemini Text to Speech with xAI (Grok)List TTS Engines List TTS Voices Voice Changer ElevenLabs Voice changer with a sample clip ElevenLabs Voice changer with a recording stored as a file Transcribe an audio recording into text Transcribe with xAI (Grok)Text to Video Text to Video with options Text to Video with Google Veo Image to Video Save a generated video to the Puter filesystem Text to Video with progress and error handling List AI models List AI model providers

FileSystem

Write File Read File Make a Directory Delete Read Directory Rename Get File/Directory Info Copy File/Directory Move File/Directory Upload Write a file with deduplication Create a new file with input coming from a file input Create a file in a directory that does not exist Create a directory with deduplication Create a directory with missing parent directories Move a file with missing parent directories Delete a directory Share a file Stop sharing a file List what is shared with you See who a file is shared with Link to a file in an app

Key-Value Store

Set Get Increment Increment (Object value)Decrement Add Add (Array value)Remove Update Decrement (Object value)Delete List List (Pagination)List (Sorted)List (Zero-Padding)List (Prefix Patterns)Flush Expire Expire At What's your name?

Events

Watch a Folder Watch a Path Before It Exists Watch Key-Value Changes Stop Watching Keep Watching in the Background Bind to a Handler Version List Persistent Subscriptions Find Suspended Subscriptions End a Persistent Subscription Catch Up on Notifications Catch Up, Then Keep Listening Publish and Remove a Handler Deploy a Set of Handlers List and Destroy Events Workers

Networking

Basic TCP Socket TLS Socket Fetch

Peer

Hosting

Create a simple website displaying "Hello world!"Create 3 random websites and then list them Create a random website then delete it Update a subdomain to point to a new directory Retrieve information about a subdomain

Authentication

Sign in Sign out Check sign in Get user Get user's monthly usage

Apps

To-Do List AI Chat Camera Photo Describer Text Summarizer Create an app pointing to example.com Create 3 random apps and then list them Create a random app then delete it Create a random app then change its title Create a random app then get it

UI

Alert Dialog Prompt Dialog Notification Context Menu Color Picker Font Picker Spinner (Show/Hide)Menubar Feedback dialog

Perms

Request the user's email Request folder access Request several at once Check without prompting Request access to the user's apps Request access to the user's subdomains Use another app's data Request a raw permission string

Workers

Create a worker List workers Get a worker Workers Management Authenticated Worker Requests

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