View all product documentation

Cloud Vision API allows developers to easily integrate vision detection features within applications, including image labeling, face and landmark detection, optical character recognition (OCR), and tagging of explicit content.

Get started for free

Start your next project with $300 in free credit

Build and test a proof of concept with the free trial credits and free monthly usage of 20+ products.

View free product offers

Keep exploring with 20+ always-free products

Access 20+ free products for common use cases, including AI APIs, VMs, data warehouses, and more.

Documentation resources

Find quickstarts and guides, review key references, and get help with common issues.
Explore self-paced training from Google Cloud Skills Boost, use cases, reference architectures, and code samples with examples of how to use and connect Google Cloud services.
Training
Training and tutorials

OCR tutorial

Learn how to perform optical character recognition (OCR) on Google Cloud Platform. This tutorial demonstrates how to upload image files to Google Cloud Storage, extract text from the images using the Google Cloud Vision API, translate the text using the Google Cloud Translation API, and save your translations back to Cloud Storage.

Learn more  
Training
Training and tutorials

Create a simple Hello, World! function in the console

Quickly deploy your first function without any local setup.

Learn more  
Training
Training and tutorials

Big data and ML fundamentals

This one-day instructor-led class introduces participants to the big data and machine learning capabilities of Google Cloud. It provides a quick overview of Google Cloud and a deeper dive into the data processing capabilities.

Learn more  
Training
Training and tutorials

Detect text in images by connecting Functions, Storage, Vision API, Pub/Sub, and the Translation API

React to Cloud Storage changes with a function that processes an image using the Vision API to extract text and then pass it to other services.

Learn more  
Training
Training and tutorials

Automated Classification of Data Uploaded to Cloud Storage with the DLP API and Cloud Functions

Automatically classify data uploaded to Cloud Storage using Pub/Sub, Cloud Functions, and the Data Loss Prevention API.

Learn more  
Code Samples
Code Samples

Annotating multiple images in a single request and storing output in Cloud Storage

Run offline (asynchronous) detection services and annotation of a large batch of image files using any Vision feature type.

Java Node.js Python Ruby

Learn more  
Code Samples
Code Samples

Setting a storage and processing location for OCR requests

Set a specific region to store and process resources used for an Optical Character Recognition (OCR) request.

C# Go Java Node.js PHP Python Ruby

Learn more  
Code Samples
Code Samples

Detecting and blurring offensive image content

Demonstrates using the Google Cloud Vision API and ImageMagick to detect and blur offensive images that get uploaded to a Cloud Storage bucket.

Node.js Python Go Java

Learn more  
Code Samples
Code Samples

Translating and speaking text from a photo with glossaries (Advanced)

Use Vision API, Translation API, Text-to-Speech API to detect text in an image, personalize translations, and generate synthetic speech from the translated text.

Python

Learn more  
Code Samples
Code Samples

Detect text in an image (OCR) and draw a border around the found text

Use Vision API to identify text in an image, and then annotate an image based on the text that is detected.

Python

Learn more  

Related videos

Try Cloud Vision API for yourself

Create an account to evaluate how our products perform in real-world scenarios.
New customers also get $300 in free credits to run, test, and deploy workloads.

Try Cloud Vision API free