PennyLane
Autograd-style quantum machine learning across simulators and hardware backends.
Full PennyLane record →Head to head
PennyLane vs Quantinuum Helios
PennyLane (Xanadu) and Quantinuum Helios (Quantinuum) both sit in Quantum. Quantinuum Helios shipped more tracked changes in the last 30 days (6 vs 2). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | PennyLane Xanadu | Quantinuum Helios Quantinuum |
|---|---|---|
| Segment | Quantum | Quantum |
| Version | 0.45.1 | Helios |
| Entry cost | PennyLane is an open-source Python library available for free. | Hardware-as-a-service / access via Nexus cloud or on-premise. Pricing is not published (contact sales). |
| Pricing tiers | Open Source free | — |
| Model stack | Catalyst JIT · JAX / PyTorch backends | Guppy / TKET · Helios · Helios trapped-ion QPU |
| Context window | — | — |
| Public API | ||
| Routes models | ||
| Changes / 30d | 2 | 6 |
| Origin | Global | Global |
| Capabilities | autodiff of quantum circuits, Catalyst JIT, lightning simulators, hardware plugins, Automatic differentiation of quantum circuits, Hybrid quantum-classical models, Just-in-time compilation, Device-independent quantum circuit model | all-to-all connectivity, 99.9%+ 2Q fidelity, real-time conditional logic, Hardware-as-a-Service, On-premise access, Cloud access, 99.921% Two-qubit gate fidelity, 99.921% two-qubit gate fidelity |
Quantinuum Helios
Highest published two-qubit fidelities, all-to-all connectivity, real-time classical control.
Full Quantinuum Helios record →