Qiskit
The most widely used circuit construction, transpilation and primitives library.
Full Qiskit record →Head to head
Qiskit vs Quantinuum Helios
Qiskit (IBM) and Quantinuum Helios (Quantinuum) both sit in Quantum. Quantinuum Helios shipped more tracked changes in the last 30 days (6 vs 0). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | Qiskit IBM | Quantinuum Helios Quantinuum |
|---|---|---|
| Segment | Quantum | Quantum |
| Version | 2.6.2 | Helios |
| Entry cost | Free and open-source SDK | Hardware-as-a-service / access via Nexus cloud or on-premise. Pricing is not published (contact sales). |
| Pricing tiers | Open Source / Free free | — |
| Model stack | Rust transpiler core | Guppy / TKET · Helios · Helios trapped-ion QPU |
| Context window | — | — |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 6 |
| Origin | Global | Global |
| Capabilities | Rust-accelerated transpiler, primitives V2, circuit library, OpenQASM 3, quantum circuit building, transpilation and optimization, error mitigation and suppression, heterogeneous orchestration | 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 →