Qiskit
The most widely used circuit construction, transpilation and primitives library.
Full Qiskit record →Head to head
Qiskit (IBM) and IBM Quantum Platform (IBM) both sit in Quantum. Qiskit is the cheaper entry point at Free and open-source SDK. IBM Quantum Platform shipped more tracked changes in the last 30 days (13 vs 0). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | Qiskit IBM | IBM Quantum Platform IBM |
|---|---|---|
| Segment | Quantum | Quantum |
| Version | 2.6.2 | Qiskit |
| Entry cost | Free and open-source SDK | Free tier · from $2,880/min |
| Pricing tiers | Open Source / Free free | Open Plan free · Pay-As-You-Go Plan $5760 · Flex Plan $4320 · Premium Plan $2880 |
| Model stack | Rust transpiler core | 100+ qubit processors · 100+ qubit quantum processing units (QPUs) · IBM Quantum fleet (100+ qubit processors) |
| Context window | — | 5000 two-qubit gates |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 13 |
| 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 | 156-qubit Heron r2, Qiskit Runtime primitives, dynamic circuits, error mitigation, Quantum computer access, Qiskit Runtime, Qiskit Functions catalog, Error mitigation |
The most widely used circuit construction, transpilation and primitives library.
Full Qiskit record →Utility-scale superconducting processors with Qiskit Runtime primitives and error mitigation.
Full IBM Quantum Platform record →