Per Second
3 QPUs
Pay for actual QPU execution time. Ideal for time-efficient circuits.
Free Tier Available
Free access to select 127-qubit Eagle QPUs; 10 minutes/month on premium systems
Quantum Cloud Platforms
10 platforms offering quantum processor access. Compare billing models, free tiers, QPU availability, and pricing structures to find the best platform for your workloads.
Platforms With Free Tier Access
Per Shot
9 QPUs
Pay per individual circuit execution (shot). Good for exploratory workloads with variable shot counts.
Free Tier Available
Free Simulator usage (SV1, TN1, DM1); no free QPU time
Credits
8 QPUs
Buy credits in advance, spend across multiple QPU providers.
Free Tier Available
$500 USD free credits for new accounts; valid for IonQ, Quantinuum, and Rigetti
Subscription
0 QPUs
Monthly/annual subscription for guaranteed access. Research partnerships only.
Free Tier Available
Research partnerships only; no public paid access
Per Minute
2 QPUs
Pay per minute of QPU access. Standard for annealing systems with fast job times.
Free Tier Available
1 minute of QPU time per month for academic users; developer plan available
Per Task
1 QPU
Pay per job submitted. Best when running many shots per job batch.
No free tier — paid access only
AQT (IonQ metric)
3 QPUs
IonQ Algorithmic Qubit Tokens — priced on circuit complexity (gates × shots).
No free tier — paid access only
Per Shot
1 QPU
Pay per individual circuit execution (shot). Good for exploratory workloads with variable shot counts.
No free tier — paid access only
Credits
15 QPUs
Buy credits in advance, spend across multiple QPU providers.
Free Tier Available
300 qBraid credits on signup; credits can be used across multiple QPU backends
Credits
5 QPUs
Buy credits in advance, spend across multiple QPU providers.
Free Tier Available
Free tier with limited credits; access to multiple QPU providers
Platform Comparison
| Platform | Billing | Free Tier | Link |
|---|---|---|---|
| IBM Quantum | Per Second | Yes | Details |
| Amazon Braket | Per Shot | Yes | Details |
| Azure Quantum | Credits | Yes | Details |
| Google Quantum AI | Subscription | Yes | Details |
| D-Wave Leap | Per Minute | Yes | Details |
| Xanadu Cloud | Per Task | No | Details |
| IonQ Quantum Cloud | AQT (IonQ metric) | No | Details |
| Rigetti QCS | Per Shot | No | Details |
| qBraid | Credits | Yes | Details |
| Strangeworks | Credits | Yes | Details |