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Vercel Blob Storage

3 posts · Apr 2023 – May 2025

What this trail covers

Vercel Blob provides durable, cost-efficient storage integrated with Vercel's application delivery network, leveraging Amazon S3. It offers Blob Data Transfer for high-volume delivery and Fast Data Transfer for low-latency delivery. Blob integrates with Vercel's caching infrastructure, supports large uploads (up to 5TB) with multipart uploads and resumability, and works with Image Optimization. Private Blobs with scoped access have also shipped.

All Vercel trails
  1. Vercel Blob is now generally available: Cost-efficient, durable storageThis post announces the general availability of Vercel Blob, detailing its architecture which is Amazon S3-backed and integrated with Vercel's global application delivery and automated caching. It introduces Blob Data Transfer, a new high-volume delivery strategy separate from Fast Data Transfer, and explains how Blob integrates with Vercel's caching infrastructure for efficient asset delivery. The post also provides an SDK example for file uploads, highlights support for large uploads (up to 5TB) with multipart uploads and resumability, and mentions integration with Image Optimization. Pricing details are also provided.
  2. Introducing storage on VercelIntroduces Vercel Blob as a new file storage solution at the edge, powered by web standards and suitable for various file types. Also announces Vercel KV (serverless Redis via Upstash) and Vercel Postgres (serverless SQL via Neon) as new storage offerings, highlighting their integration with frontend frameworks and serverless architectures.