Cloudflare R2

Cloudflare R2 is S3-compatible object storage with zero egress fees. It provides both an S3-compatible REST API and a Cloudflare API for managing buckets, objects, and storage policies at global scale. R2 offers a generous free tier including 10 GB storage, 1 million Class A operations, and 10 million Class B operations per month with no data transfer fees.

2 APIs 0 Features

Object StorageCloud StorageS3-CompatibleEgress-FreeBucketsDeveloper PlatformCloudflare

APIs

Cloudflare R2 S3-Compatible API

An S3-compatible REST API for storing and retrieving objects in Cloudflare R2 buckets. Supports core S3 operations including bucket management, object CRUD, multipart uploads, C...

Cloudflare R2 Cloudflare API

The Cloudflare API endpoints for managing Cloudflare R2 resources including bucket creation, deletion, configuration, custom domains, event notifications, access policies, and t...

Semantic Vocabularies

Cloudflare R2 Context

0 classes · 43 properties

JSON-LD

Resources

Sources

aid: cloudflare-r2
name: Cloudflare R2
description: Cloudflare R2 is S3-compatible object storage with zero egress fees. It provides both an S3-compatible REST API and a Cloudflare API for managing buckets, objects, and storage policies at global scale. R2 offers a generous free tier including 10 GB storage, 1 million Class A operations, and 10 million Class B operations per month with no data transfer fees.
type: Index
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/cloudflare-r2/refs/heads/main/apis.yml
created: 2026-06-13
modified: 2026-06-13
specificationVersion: '0.19'
tags:
  - Object Storage
  - Cloud Storage
  - S3-Compatible
  - Egress-Free
  - Buckets
  - Developer Platform
  - Cloudflare

apis:
  - aid: cloudflare-r2:cloudflare-r2-s3-compatible-api
    name: Cloudflare R2 S3-Compatible API
    description: An S3-compatible REST API for storing and retrieving objects in Cloudflare R2 buckets. Supports core S3 operations including bucket management, object CRUD, multipart uploads, CORS, lifecycle policies, and server-side encryption. Compatible with any AWS S3 SDK across Python, JavaScript, Go, Java, PHP, Ruby, and Rust.
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://developers.cloudflare.com/r2/api/s3/api/
    baseURL: https://<ACCOUNT_ID>.r2.cloudflarestorage.com
    tags:
      - S3-Compatible
      - Object Storage
      - Buckets
      - Multipart Upload
    properties:
      - type: Documentation
        url: https://developers.cloudflare.com/r2/api/s3/api/
      - type: OpenAPI
        url: https://raw.githubusercontent.com/cloudflare/api-schemas/refs/heads/main/openapi.yaml

  - aid: cloudflare-r2:cloudflare-r2-cloudflare-api
    name: Cloudflare R2 Cloudflare API
    description: The Cloudflare API endpoints for managing Cloudflare R2 resources including bucket creation, deletion, configuration, custom domains, event notifications, access policies, and temporary credentials. Accessed via the Cloudflare API using account-level API tokens.
    image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://developers.cloudflare.com/r2/api/
    baseURL: https://api.cloudflare.com/client/v4
    tags:
      - Bucket Management
      - Access Control
      - Event Notifications
      - Cloudflare API
    properties:
      - type: Documentation
        url: https://developers.cloudflare.com/r2/api/
      - type: OpenAPI
        url: https://raw.githubusercontent.com/cloudflare/api-schemas/refs/heads/main/openapi.yaml

common:
  - type: Website
    url: https://www.cloudflare.com/developer-platform/products/r2/
  - type: Documentation
    url: https://developers.cloudflare.com/r2/
  - type: GitHubOrg
    url: https://github.com/cloudflare
  - type: GitHubRepo
    url: https://github.com/cloudflare/api-schemas
  - type: LinkedIn
    url: https://www.linkedin.com/company/cloudflare
  - type: Blog
    url: https://blog.cloudflare.com/tag/cloudflare-r2/
  - type: Pricing
    url: https://developers.cloudflare.com/r2/pricing/
  - type: StatusPage
    url: https://www.cloudflarestatus.com/
  - type: X
    url: https://x.com/cloudflare
  - type: Plans
    url: plans/cloudflare-r2-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/cloudflare-r2-rate-limits.yml
  - type: FinOps
    url: finops/cloudflare-r2-finops.yml

maintainers:
  - FN: Kin Lane
    email: [email protected]