Backblaze B2vsUploadThing
How 10 AI models weigh Backblaze B2 against UploadThing on the 1 buying question where both came up.
- Backblaze B2
- 98%of answers named it
- UploadThing
- 23%of answers named it
- Placed higher
- 36–4times Backblaze B2 vs UploadThing, over 40 model rankings that listed either
- Models leaning
- 9–1toward Backblaze B2 vs UploadThing
Which models prefer which
Share of each model's answers that named each product, and how often its ranking put one above the other (a product listed beats one left off) · On the 1 shared question, every wording
| Model | Backblaze B2 | UploadThing | Placed higher | Leans |
|---|---|---|---|---|
| Claude Haiku 5.5 | 100% | 42% | 4–0 | Backblaze B2 |
| GPT-6 Luna | 100% | 8% | 4–0 | Backblaze B2 |
| Gemini 4 Argon | 100% | 100% | 0–4 | UploadThing |
| Qwen 3.8 Flash | 92% | 8% | 4–0 | Backblaze B2 |
| DeepSeek V4 Pro | 92% | 42% | 4–0 | Backblaze B2 |
| GLM-5.3 | 100% | 17% | 4–0 | Backblaze B2 |
| Kimi K3 | 100% | 0% | 4–0 | Backblaze B2 |
| MiniMax M3 | 100% | 8% | 4–0 | Backblaze B2 |
| Mistral Large 4 | 100% | 0% | 4–0 | Backblaze B2 |
| Nemotron 3 Ultra | 100% | 0% | 4–0 | Backblaze B2 |
What the models say about Backblaze B2
One reason per model, from the shared questions
- Claude Haiku 5.5
Very low storage cost and S3-compatible API, good for large volumes of uploads.
- GPT-6 Luna
Affordable S3-compatible object storage with dependable performance and useful lifecycle features.
- Gemini 4 Argon
Exceptionally affordable raw storage pricing with reliable S3-compatible APIs.
- Qwen 3.8 Flash
Cheapest reliable S3-compatible storage with low egress.
- DeepSeek V4 Pro
Affordable S3-compatible storage with generous free tier and low per-GB pricing.
- GLM-5.3
Cheapest storage, S3-compatible, free egress via Cloudflare.
- Kimi K3
Cheapest reliable storage with S3-compatible API.
- MiniMax M3
Cheapest S3-compatible storage, great for budget-conscious web apps.
- Mistral Large 4
Cheapest S3-compatible storage with simple, predictable pricing.
- Nemotron 3 Ultra
Lowest cost, simple pricing, S3-compatible API
What the models say about UploadThing
One reason per model, from the shared questions
- Claude Haiku 5.5
Developer-friendly file upload library for modern web frameworks like Next.js.
- Gemini 4 Argon
Purpose-built for modern web frameworks with the fastest, cleanest developer experience for uploads.
- DeepSeek V4 Pro
Purpose-built for web app file uploads with easy type-safe SDK and presigned URLs.
- GLM-5.3
Purpose-built upload API for web apps; fast to ship, less control.
- MiniMax M3
Developer-friendly abstraction over S3 with strong Next.js integration.
Tracked since October 25, 2026. Each time the panel answers these questions again, both shares are added here.
Question by question
Share of all answers that named each, every wording pooled, with its place among every product named · Both-named questions first
| Question | Backblaze B2 | UploadThing |
|---|---|---|
| Best file storage for app uploads | 98% #1 | 23% #12 |
| Best cloud storage for businesses | 12% #17 | · |