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# GPU.ai vs Vast.ai

GPU.ai and Vast.ai both list 14 GPU models on 11 Nov 2026. Vast.ai is cheaper on all 14 GPUs both have in stock. Over 7 days, GPU.ai had stock in 100.0% of checks and Vast.ai in 100.0%.

Updated: 11 Nov 2026, 16:02 UTC

## At a glance

|  | GPU.ai | Vast.ai |
|---|---|---|
| Type | cloud | marketplace |
| GPU models | 20 | 60 |
| Offers in stock | 136 | 950 |
| Rating | Not rated | 5.0 / 5 |
| Host reliability | — | 99.3% |
| In stock, 7 days | 100.0% | 100.0% |
| Billing | — | Per second |
| Egress $/GB | — | — |

## Shared GPUs (lowest in-stock $/GPU-hr)

| GPU | GPU.ai | Vast.ai | Cheaper |
|---|---|---|---|
| A100 | $1.35 | $0.402 | Vast.ai |
| A40 | $0.530 | $0.482 | Vast.ai |
| B200 | $8.79 | $6.88 | Vast.ai |
| H100 | $2.79 | $2.53 | Vast.ai |
| H200 | $3.96 | $3.60 | Vast.ai |
| L40S | $0.880 | $0.668 | Vast.ai |
| RTX 3080 | $0.120 | $0.108 | Vast.ai |
| RTX 3090 | $0.195 | $0.112 | Vast.ai |
| RTX 4080 | $0.270 | $0.214 | Vast.ai |
| RTX 4090 | $0.380 | $0.372 | Vast.ai |
| RTX 5080 | $0.220 | $0.194 | Vast.ai |
| RTX 5090 | $0.510 | $0.445 | Vast.ai |
| RTX A4000 | $0.100 | $0.091 | Vast.ai |
| RTX PRO 4500 | $0.790 | $0.384 | Vast.ai |

Only at GPU.ai: A16, L4, L40, RTX 2000 Ada, RTX A6000, RTX PRO 6000
Only at Vast.ai: A10, B300, CMP 170HX, GB200, GTX 1070 Ti, GTX 1080, GTX 1080 Ti, GTX 1650, GTX 1660, GTX 1660 SUPER, GTX TITAN X, P100, P4000, Q RTX 5000, Q RTX 6000, RTX 2060, RTX 2070, RTX 2070 SUPER, RTX 2080 Ti, RTX 3060, RTX 3060 LAPTOP, RTX 3060 Ti, RTX 3070 Ti, RTX 3080 Ti, RTX 4000 Ada, RTX 4060, RTX 4060 Ti, RTX 4070, RTX 4070 SUPER, RTX 4070 Ti, RTX 4070 Ti SUPER, RTX 4080 SUPER, RTX 5060, RTX 5060 Ti, RTX 5070, RTX 5070 Ti, RTX 5880 Ada, RTX 6000 Ada, RTX A5000, RTX PRO 4000, RTX PRO 5000, RTX PRO 6000 MAXQ, RTX PRO 6000 SE, RTX PRO 6000 WK, TITAN XP, V100

## Questions

### Is GPU.ai cheaper than Vast.ai?
Vast.ai is cheaper more often: it wins on 14 of the 14 models both have in stock.

### Which is more reliable, GPU.ai or Vast.ai?
Only Vast.ai publishes a host reliability score, so there is no like-for-like answer.

### Which GPUs do GPU.ai and Vast.ai both offer?
A100, A40, B200, H100, H200, L40S, RTX 3080, RTX 3090 and 6 more.

### How do GPU.ai and Vast.ai bill?
GPU.ai: not stated. Vast.ai: per second.