Skip to main content

Cloudflare Docs

Menu

Home
GitHub(opens in a new tab)

Cloudflare R2

Overview

Overview
Workers API
S3
CLI

Cloudflare R2

How R2 works

Overview
Super Slurper
Sippy
Migration Strategies

Overview
Create new buckets
Public buckets
Configure CORS
Data Access Logs
Local uploads
Delete buckets
Bucket locks
Event notifications
Object lifecycles
Storage classes

Overview
Upload objects
Download objects
Delete objects

Overview
Authentication
Error codes

Use R2 from Workers
Use the R2 multipart API from Workers
Workers API reference

S3 API compatibility
Extensions
Presigned URLs
Temporary credentials

Overview
Multi-cloud setup(opens in a new tab)
Authenticate against R2 API using auth tokens
Authenticate against R2 with temporary credentials
Rclone
Terraform
Terraform (AWS)
Use SSE-C
Use the Cache API

aws CLI
aws-sdk-go
aws-sdk-java
aws-sdk-js
aws-sdk-js-v3
aws-sdk-kotlin
aws-sdk-net
aws-sdk-php
aws-sdk-ruby
aws-sdk-rust
aws4fetch
boto3
Configure custom headers
s3mini

Cloudflare R2

Tutorials
Videos(opens in a new tab)
Demos and architectures

Choose a storage product(opens in a new tab)
Event subscriptions
Audit Logs
Limits
Metrics and analytics
Release notes
Troubleshooting

Consistency model
Data location
Data security
Durability
Unicode interoperability
Wrangler commands

Cloudflare R2

Pricing
Basin Catalog(opens in a new tab)
Basin SQL(opens in a new tab)

Workers API

Use R2 from Workers
Use the R2 multipart API from Workers
Workers API reference

Adapted from developers.cloudflare.com/r2/api/workers by Cloudflare, Inc., licensed under CC BY 4.0. Changes were made: this page is re-rendered from the original's source.

Translation © 2026 fanyi.dev · Original © 2026 Cloudflare, Inc. (CC BY 4.0)

Wide content