Object Storage · Reviewed 26 Oct 2026

Backblaze B2 Cloud Storage

S3-compatible object storage for AI and data-intensive workloads with predictable pricing.

free tier · backblaze.com ↗

Paid against free › Object Storage › Backblaze B2 Cloud Storage

Overview

01

Summary

The useful answer before the supporting detail.

Backblaze B2 is a cloud object storage service built for AI infrastructure and data-intensive workloads, offering S3-compatible APIs and predictable pricing S1 S139. It is used by businesses and developers who need scalable storage for training data, models, backups, and application data, with free egress up to 3x stored data S1 S139. Its main value is cost-effective, high-performance storage with enterprise security and broad ecosystem integrations S1.

02

Product identity and positioning

Name, category, positioning, audience, and first-party claims.

  • Identity: Backblaze B2 is a cloud object storage service S1.
  • Core purpose: Provides scalable storage for AI and data-intensive workloads S1.
  • Intended users: Businesses and developers needing cloud storage for AI, backup, and applications S1 S139.
  • Product scope: A single cloud storage service, part of Backblaze's offerings including B2 Overdrive and Computer Backup S1 S25.
  • Positioning: Positioned as the object storage layer for AI infrastructure, with predictable pricing and enterprise security S1.
  • Claimed distinction: Claims high performance per dollar via proprietary Vault architecture and operational precision S1.
03

Use cases and audiences

Who the product serves and the jobs it is designed to handle.

AudiencePractical use case
AI teamsStore and serve training data and models at scale S139.
DevelopersBuild data-intensive applications with S3-compatible storage S139.
IT and backup adminsProtect data with immutable storage and replication S37 S162.
Resellers and MSPsProvision storage for tenants using Partner API and tenant isolation S37.
Media and dev teamsAutomate workflows with event notifications S139.

Features

09

Features and capabilities

Core functions and evidence-backed product capabilities.

CapabilityWhat it does
S3-compatible APIUse standard S3 tools and SDKs to manage data S25 S139.
Free egressEgress up to 3x average monthly storage is free, then $0.01/GB S1 S147.
Object Lock and immutabilityProtect data from ransomware and accidental deletion with retention settings and Legal Hold S37 S139.
Server-side encryptionEncrypt data at rest, including customer-managed keys (SSE-C) S28 S1.
Event notificationsTrigger real-time workflows via webhooks on data changes S28 S139.
Application keysFine-grained API key control with scoped capabilities S27 S1.
Enterprise managementManage users, resources, and policies via the Enterprise Web Console S25 S28.
ReplicationFree cloud replication for 3-2-1 backup strategies S162.
10

Integrations and ecosystem

Connected products, exports, APIs, and workflow compatibility.

Integration or interfaceTypeWhat it enables
S3-Compatible APIAPIUse standard S3 tools and SDKs to manage data S25.
B2 Native APIAPIDirect access to Backblaze-specific features S25.
Partner APIAPIProvision storage for each tenant in reseller scenarios S28.
MCP ServerAI interfaceConnect AI clients to cloud storage operations S28.
WebhooksWebhookTrigger actions from B2 event notifications S28.
Synology Hyper BackupIntegrationIntegrate backup workflows with B2 S25.
lakeFS, JuiceFS, OpenClaw, PixeltableIntegrationConnect data and AI tools to B2 S28.
SDK resourcesSDKBuild applications using official SDKs S25.

Pricing

11

Pricing and plans

Published plans, free access, trials, credits, and pricing limitations.

Plan or offerVerified price and billingIncludedLimits
B2 Cloud Storage$6.95 per TB per month, pay-as-you-go or capacity billed annually S147Free egress up to 3x stored data, then $0.01/GB; free API transactions for pay-as-you-go S139 S147No minimum file size or duration fees S147
B2 Overdrive$15 per TB per month, quote required S147Unlimited free egress S147For high-throughput workloads S139
Free tierFirst 10 GB storage always free S147Free egress up to 3x storage S1Not established

Competition

12

Competitive landscape

Domains competing for the same organic search demand.

Sampled competitors

CompetitorFirst-page appearancesSampled queriesAverage positionQueries observed
reddit.com221.5backblaze, 3 2 1 backup rule
youtube.com214.5backblaze
unitrends.com1113 2 1 backup rule
techradar.com113backblaze
n2ws.com1133 2 1 backup rule
milesweb.com114backblaze
rewind.com1143 2 1 backup rule
stonefly.com1153 2 1 backup rule
kingston.com1163 2 1 backup rule
armstrongarchives.com1173 2 1 backup rule

Website intelligence — Collected evidence

Customers, testimonials, and first-party review claims

No supporting public-page evidence was collected for this category.

Independent review sources discovered

No links to supported independent review platforms were discovered on the collected pages.

13

AI visibility

Measured ChatGPT and Google AI mentions with cited sources.

AI-assistant referral traffic

  • Estimated current generative-AI referral share: 2.1%
MonthSource
—All AI assistants
—All AI assistants
—All AI assistants

Website intelligence — Collected evidence

Site-stated AI capabilities

Page typeEvidenceSource
otherNeoclouds, GenAI devs, and AI-forward builders rely on B2 Cloud Storage for high-throughput, data-heavy workloads. S3-compatible object storage without limits.https://www.backblaze.com/
othercapacity storage for AIhttps://www.backblaze.com/
otherNeoclouds, GenAI devs, and AI-forward builders rely on B2 Cloud Storage for high-throughput, data-heavy workloadshttps://www.backblaze.com/
other“Backblaze has built a reputation for making complex, HDD-based storage infrastructure reliable and easy-to-consume at scale. We're pleased to work with them as we continue expanding our platform and managed service offerings to support AI workloads at scale."https://www.backblaze.com/
otherThe object storage layer for AI and data-intensive workloadshttps://www.backblaze.com/cloud-storage
otherBuilt for AI infrastructure at any scale.https://www.backblaze.com/cloud-storage
otherThe storage platform built for modern AI and data infrastructurehttps://www.backblaze.com/cloud-storage
featuresA global leader in distributed cloud compute and edge services sought to expand its enterprise cloud object storage capabilities. Facing increasing demand from media, entertainment, and AI/ML customers for scalable, cost-effective storage, the company needed a solution that could deliver high performance and predictable costs—something their existing options struggled to provide.https://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresThe platform now leverages B2 Neo as a core component of its AI, high performance compute (HPC), and media storage strategies, enabling rapid scaling and cost-effective delivery for customers worldwide. The partnership positions both companies as a compelling alternative to hyperscalers, supporting joint growth in AI workflows and real-time inference use cases.https://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresCoreWeave Selects B2 Cloud Storage for High-Performance AI Storage at Exabyte Scalehttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresArtificial Intelligence Cloud Application Data Powered by Backblaze Content Delivery Backup & Archive Ransomware & DRhttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresIntegration Partners AI Integrationshttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresGlobal Edge Compute Leader Accelerates Cloud Storage and AI Growth with B2 Neohttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresAI Storagehttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresAI/MLhttps://www.backblaze.com/cloud-storage/case-studies/global-edge-services-platform
featuresArtificial Intelligence Cloud Application Data Powered by Backblaze Content Delivery Backup & Archive Ransomware & DRhttps://www.backblaze.com/cloud-storage/solutions/cloud-migration
featuresIntegration Partners AI Integrationshttps://www.backblaze.com/cloud-storage/solutions/cloud-migration
featuresArtificial Intelligence Cloud Application Data Powered by Backblaze Content Delivery Backup & Archive Ransomware & DRhttps://www.backblaze.com/cloud-storage/features/event-notifications
featuresIntegration Partners AI Integrationshttps://www.backblaze.com/cloud-storage/features/event-notifications
featuresArtificial Intelligence Cloud Application Data Powered by Backblaze Content Delivery Backup & Archive Ransomware & DRhttps://www.backblaze.com/cloud-storage/features/replication

These are first-party product claims, not independent measurements of AI-search visibility.

14

Marketing opportunities

Actions calculated directly from the collected evidence.

OpportunityRecommended actionEvidence
Competitor gap2 first-page appearances across backblaze, 3 2 1 backup rule

Website intelligence — Collected evidence

Website evidence gaps

  • integrations: no usable public page was collected; verify whether the site publishes this evidence.
  • customers: no usable public page was collected; verify whether the site publishes this evidence.
  • reviews: no usable public page was collected; verify whether the site publishes this evidence.
  • changes: no usable public page was collected; verify whether the site publishes this evidence.
  • identity: no usable public page was collected; verify whether the site publishes this evidence.
  • technical: no usable public page was collected; verify whether the site publishes this evidence.

Trust and proof

15

Customers, proof, and reviews

Published proof, customer signals, and review evidence.

Independent reviews

No citation-grounded independent review links were found.

Customer proof

No named customers, testimonials, or customer case studies were found.

Independent mentions

  • Backblaze B2 Pricing & Plans — ## About Backblaze B2 In their words The object storage layer for AI provider’s claim source ↗ Headquarters USA (San Mateo, CA) source ↗ Founded 2007 provider’s claim source ↗ Billing ... -as-you-go monthly; B2 Reserve 1-5 year commitments source ↗
  • The object storage layer for AI / Backblaze B2 — # The object storage layer for AI and data-intensive workloads ... - Built for AI infrastructure at any scale. - Enterprise security without operational complexity. - High-performance storage with predictable economics. ... Backblaze B2 Cloud Storage delivers a dramatically lower total cost of ownership. Predictable costs, improved business agility, and operational simplicity help you save money, reduce risk, and drive faster innovation. ... Dial in protections with access management, data stora
  • About Backblaze / Cloud Storage & Data Protection Company — # The object storage layer for AI Built over two decades. Engineered for efficiency. Chosen when performance and economics both have to win. ... Today, hundreds of thousands of organizations rely on Backblaze to build AI platforms, power data-intensive
  • Why Backblaze / Enterprise Cloud Storage for AI & Data — All B2 Cloud Storage users get free egress up to 3x their average monthly storage. Your monthly average is calculated based on byte hours over the billing cycle. Egress beyond 3x is just $0.01/GB—no surprise fees, no penalties. B2 Overdrive also provides unlimited free egress to any destination in the world.
  • High-Performance Cloud Storage for AI Workloads / Backblaze — # The object storage layer for AI Neoclouds, GenAI devs, and AI-forward builders rely on B2 Cloud Storage for high-throughput, data-heavy workloads ... datasets at speed, transfer them to any GPU environment, and eliminate unpredictable costs.
  • The object storage layer for AI / Backblaze B2 — # The object storage layer for AI and data-intensive workloads ... - Built for AI infrastructure at any scale. - Enterprise security without operational complexity. - High-performance storage with predictable economics. ... ### AI storage Store and serve the training data and models your AI workflows depend on, at any scale. ... ### Security first framework ... Dial in protections with access management, data storage security, and architecture & physical controls including: ... - Encryption and
  • Sr. Developer Relations Manager at Backblaze — GPU workloads, and massive-scale data pipelines. - B2 Neo: White-label enterprise cloud storage powering neocloud platforms for AI, HPC ... and no lock-in. - Computer Backup: Automatic, continuous endpoint backup for Macs and PCs.
  • Backblaze (@backblaze) / teapawt — The object storage layer for AI: no lock-in, egress fees, or hyperscaler tax. Just storage built to scale. San Mateo, CA backblaze.com ... gives your AI agents a safe, standard way to operate cloud object storage. Try the 1-click

External links were grounded in one live web search. Search snippets are leads, not independently scraped page content; rejected links remain available in Review evidence.

16

Company, security, and trust

Ownership, policies, security signals, and public trust evidence.

SignalFindingSource
Company and ownershipCo-Founder and CEO, Decartsource
Contact and supportEnhanced security through an added verification via text or phone call.source
Legal and privacyBy pressing this button to create a Backblaze account, you agree to our terms of service.source
Security and complianceEncryption and server-side encryption (SSE)source
Uptime and status pageNot published on the collected pages.—
Domain registered2007-04-02—
Domain expires2027-04-02—

Not found on the collected pages: uptime and status page. This only means Scout did not find it on the pages it read; it says nothing about the company itself.

17

Documentation and product updates

Help resources, product guidance, and visible changes over time.

Resource or updateTypeWhat is availableDate or freshness
Backblaze Developer Documents for Cloud Storage and BackupDocumentationWelcome to Backblaze's developer documents for cloud storage, APIs, and computer backup. Get started in the cloud today. (source)Not dated
Cloud Storage Application Key CapabilitiesDocumentationDocumentation is publicly available. (source)Not dated
How to Enable and Manage Lock Features in the Enterprise Web ConsoleGuideYou can enable lock features when you create a Backblaze B2 Cloud Storage bucket and then configure those settings after the bucket is created. (source)Not dated
General Data Backup and Management Solution IntegrationsDocumentationThese guides help you set up and use data backup and management solutions to protect your data effectively. They cover everything from prerequisites, configurations, and optimizations, ensuring that your backup solutions are both reliable and robust. (source)Not dated
Platform and Reseller GuidesGuidePublic tutorials and product guidance. (source)Not dated
How to Save Time and Money Migrating Data to the CloudGuideReduce migration costs with expert-guided cloud data migration. Move from AWS, Azure, tape, NAS, or on-prem with subsidized egress and white-glove support. (source)Not dated
Pricing / Backblaze Cloud BackupProduct updateProduct update is publicly available. (source)Not dated

Not found in the collected public sources: public roadmap, changelog or release notes, status page, separate help center or knowledge base.

Technical

18

Technical and delivery signals

Delivery model, platforms, API, data ownership, reliability claims and release activity.

SignalFindingSource
Delivery model (cloud, self-hosted, desktop, browser extension)Cloud-based object storage service S1.S1
Platforms and appsWeb console and mobile app for cloud storage S25 S28.S25 S28
API and extensibility (API, SDK, webhooks, MCP, plugins)Offers S3-compatible and native APIs, SDKs, webhooks, and MCP server S25 S28.S25 S28
Data ownership and exportNot published on the collected pages.—
Performance and reliability claimsDesigned for 11 nines of durability and 24/7 physical security S1.S1
Release activityDocumentation updated on specific dates S27 S37.S27 S37
19

Measured infrastructure

Domain, certificate, and hosting signals, measured directly.

SignalFinding
Domain registered2007-04-02 — Cloudflare, Inc.
Domain expires2027-04-02
First archived2007-10-26 — web archive
TLS certificateLet's Encrypt, valid, expires 2027-01-11
Security headersHSTS, CSP, X-Frame-Options
Headers not servedX-Content-Type-Options, Referrer-Policy
Server headercloudflare
Mail handled bymxa-00807701.gslb.pphosted.com, mxb-00807701.gslb.pphosted.com
Nameserverskirk.ns.cloudflare.com, dolly.ns.cloudflare.com

Not measurable: rdap: exceeded the overall budget; wayback: exceeded the overall budget; tls: exceeded the overall budget; dns: exceeded the overall budget; headers: exceeded the overall budget. A gap here means the lookup was unavailable, not that the finding is negative.

20

Technical site audit

A bounded multi-page crawl with page-level issues and URLs.

Scout — Bounded technical crawl

  • Pages crawled: 15 of 15 maximum
  • Technical health: 96/100
  • Critical issues: 0
  • Warnings: 6
  • Notices: 15

Issues

SeverityIssueValueAffected URL
noticeImages are missing alt text1https://www.backblaze.com/
warningMissing meta description—https://www.backblaze.com/blog/announcing-b2-neo-the-storage-problem-neoclouds-dont-talk-about/
noticeImages are missing alt text2https://www.backblaze.com/blog/announcing-b2-neo-the-storage-problem-neoclouds-dont-talk-about/
noticeImages are missing alt text1https://www.backblaze.com/partners
noticeImages are missing alt text1https://www.backblaze.com/help
noticeImages are missing alt text1https://www.backblaze.com/
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/b2-overdrive
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/b2-neo
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/industries/ai-ml
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/solutions/developers
noticeImages are missing alt text8https://www.backblaze.com/cloud-storage/poweredbybackblaze
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/solutions/media-workflow
warningTitle length should be reviewed83https://www.backblaze.com/cloud-storage/solutions/backup-and-archive
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/solutions/backup-and-archive
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/solutions/ransomware-readiness-and-recovery
noticeImages are missing alt text1https://www.backblaze.com/cloud-storage/industries
warningDuplicate title in audit sample2https://www.backblaze.com/
warningDuplicate title in audit sample2https://www.backblaze.com/
warningDuplicate meta description in audit sample2https://www.backblaze.com/
warningDuplicate meta description in audit sample2https://www.backblaze.com/

Crawled pages

StatusTitleH1sWordsResponseURL
200High-Performance Cloud Storage for AI Workloads \Backblaze1823227 ms
200Announcing B2 Neo: The Solution for the Neocloud Storage Problem1899240 mshttps://www.backblaze.com/blog/announcing-b2-neo-the-storage-problem-neoclouds-dont-talk-about/
200Backblaze Partners Program - Build Trust. Deliver Value.1390130 mshttps://www.backblaze.com/partners
200Help Resources and FAQs for Backblaze Cloud Solutions1684120 mshttps://www.backblaze.com/help
200High-Performance Cloud Storage for AI Workloads \Backblaze1823227 ms
200The object storage layer for AI \Backblaze B211320159 ms
200Highest-Throughput Cloud Storage for AI \Backblaze11346128 ms
200White Label Cloud Storage for Neocloud Platforms \Backblaze1696116 ms
200Cloud Storage for AI and Machine Learning \Backblaze11425166 ms
200S3-Compatible Cloud Storage with 3x Free Egress - Backblaze11089154 mshttps://www.backblaze.com/cloud-storage/solutions/developers
200Powered by Backblaze \White Label Cloud Storage11209128 ms
200Media Workflow Cloud Storage \Backblaze B211282104 ms
200Backup & Archive Solutions with Ransomeware Protection \Backblaze B2 Cloud Storage11844121 ms
200Protect Data from Ransomware with Immutable Backups11302109 mshttps://www.backblaze.com/cloud-storage/solutions/ransomware-readiness-and-recovery
200Learn About Industry Specific Cloud Storage Solutions1441163 mshttps://www.backblaze.com/cloud-storage/industries

This is a bounded Scout crawl. Core Web Vitals and Lighthouse scores are not claimed unless a dedicated performance audit is connected.

21

Search Console and Analytics

First-party search and behavioral data connection state.

Modeled acquisition channels

ChannelEstimated share
direct48.5%
search34.2%
search organic28.9%
search paid5.3%
social6.3%
social organic6.2%
social paid0.1%
referrals4.1%
paid referrals0.4%
mail4.3%
gen ai2.1%
affiliate0.0%
other0.0%

First-party connections

IntegrationStatusData available after connection
Google Search ConsoleNot connectedClicks, impressions, CTR, average position, queries, pages, countries, and devices
Google AnalyticsNot connectedOrganic sessions, engagement, landing pages, conversions, geography, and devices

No first-party Search Console or Analytics numbers are shown until the site owner authorizes the corresponding Google account. Scout traffic model values above are modeled estimates, not private analytics totals.

Limits and method

22

Limitations and open questions

Known constraints and missing evidence from the collected pages.

The collected pages do not mention specific competitors. Evidence gaps include lack of detailed pricing for B2 Overdrive beyond per-TB rate, no explicit uptime or status page information, and no independent review ratings or detailed customer case studies. Open questions include the exact performance metrics for high-throughput workloads and the full scope of compliance certifications beyond HIPAA BAAs.

23

Sources, method, and limitations

Evidence inventory, collection method, provider use, and constraints.

This report is based on 15 collected pages from backblaze.com, including product pages, pricing pages, and developer documentation. The evidence catalog includes 15 pages with 8 rendered via browser rendering. External proof search was performed but no external review profiles were scraped. Limitations include that some pages were not fully rendered, and pricing details were taken from an authoritative pricing table dated 2026-10-22.

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