# Cloudflare R2 vs Cloudian HyperStore: which do AI models recommend for object storage, October 2026

IT AI Recommendation Index, October 2026 Edition, Object storage. Two of fourteen models named Cloudflare R2 first on the direct prompt; zero named Cloudian HyperStore. Page: https://it-ai-index.com/cloud/object-storage/cloudflare-r2-vs-cloudian-hyperstore/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Cloudflare R2 | 19% | #2 of 9 | 17% | 47 | 14 of 14 |
| Cloudian HyperStore | 2% | #8 of 9 | 0% | 10 | 5 of 14 |

## The direct prompt, model by model

- Gemini 3.5 Flash: cloudflare r2 first (first choices: Cloudflare R2) (alternatives: Backblaze B2, Wasabi Object Storage)
- Kimi K2: cloudflare r2 first (first choices: Cloudflare R2) (alternatives: Azure Blob Storage, Backblaze B2, Google Cloud Storage)
- Grok 4.1 Fast: neither first, one named (first choices: Backblaze B2) (alternatives: Cloudflare R2, Wasabi Object Storage)
- Mistral Small: neither first, one named (first choices: Backblaze B2) (alternatives: Amazon S3, Cloudian HyperStore)
- DeepSeek V4 Flash: neither first, one named (first choices: Backblaze B2) (alternatives: Amazon S3, Cloudflare R2)
- GLM 4.7 FlashX: neither first, one named (first choices: Backblaze B2) (alternatives: Amazon S3, Cloudflare R2, MinIO AIStor, Wasabi Object Storage)
- GPT-6 Luna: neither first, one named (first choices: Amazon S3) (alternatives: Azure Blob Storage, Cloudflare R2, Google Cloud Storage)
- Muse Glimmer 30B: neither first, one named (alternatives: Amazon S3, Backblaze B2, Cloudflare R2, Wasabi Object Storage)
- Claude Haiku 4.5: neither named
- GPT-5.4 mini: neither named (first choices: Amazon S3) (alternatives: Azure Blob Storage, Google Cloud Storage)
- Perplexity Sonar: neither named (first choices: Google Cloud Storage) (alternatives: Amazon S3, Backblaze B2, Wasabi Object Storage)
- Llama 4 Maverick: neither named
- Qwen 3.7 Flash: neither named (first choices: Backblaze B2, Wasabi Object Storage)
- MiniMax M2.5: neither named (first choices: Amazon S3, Azure Blob Storage) (alternatives: Backblaze B2, Google Cloud Storage, Wasabi Object Storage)

## What the models said about Cloudflare R2

- "No versioning, no object lock, and no WORM compliance, so it is not suitable for immutable or regulatory backups." (Perplexity Sonar, negative prompt, hard negative)
- "Multiple outages in 2026 (13 incidents in 8 days in Aug), including R2 failures, 503 errors, and unrepaired data" (Grok 4.1 Fast, negative prompt, hard negative)
- "13 separate incidents in just 8 days... the frequent outages raise concerns about production reliability" (Kimi K2, negative prompt, hard negative)
- "Heavy Egress / Global Apps | Cloudflare R2 | Best for serving media, web assets, or SaaS app files directly to users globally with zero egress fees." (Gemini 3.5 Flash, scale prompt, first choice)
- "Best for Active SaaS Applications & Global Read-Heavy Workloads: Cloudflare R2 ... is the premier choice." (Gemini 3.5 Flash, direct prompt, first choice)
- "The best overall option in this category is Cloudflare R2, especially for read-heavy workloads" (Muse Glimmer 30B, comparative prompt, first choice)

## What the models said about Cloudian HyperStore

- "Cloudian HyperStore is the top recommendation due to its full S3 compatibility, enterprise-grade features, and flexibility for hybrid deployments" (Mistral Small, paraphrase prompt, first choice)
- "For companies with complex compliance needs or requiring hybrid storage solutions, Cloudian HyperStore might be more appropriate." (Llama 4 Maverick, paraphrase prompt, alternative)
- "If you need data sovereignty/on-prem: MinIO (self-hosted, S3-compatible) or Cloudian." (DeepSeek V4 Flash, scale prompt, alternative)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.