Quantum

Qiskit

IBM · #15 most active of 17 in Quantum

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The most widely used circuit construction, transpilation and primitives library.

Current version

2.x

Entry cost

Open source (Apache-2.0)

Changes / 30d

0

Capabilities

  • Rust-accelerated transpiler
  • primitives V2
  • circuit library
  • OpenQASM 3

Pricing

Open source (Apache-2.0)

Entry price over time

Not enough pricing history yet — we start charting from the second observation.

Geek mode

Models under the hood

  • Rust transpiler core

    IBM

    disclosed

Context window

Public API

yes

Multi-model routing

no

Stack signals

  • Python
  • Rust
  • OpenQASM 3

Shared model stack

Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.

  • Rust transpiler coreIBM · 1 product

green disclosed · amber inferred · grey unknown

Reported scale

Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.

No public usage figure on record for this product.

Also in Quantum

All Quantum

Cloud access to Heron and Nighthawk QPUs

Version
Heron r2 / Nighthawk
Cost
from $96/mo
Model
Heron r2 QPU

Trapped-ion QCCD systems

Version
Helios
Cost
Enterprise contract / credits
Model
Helios trapped-ion QPU
Alice & Bob

Alice & BobEU

Cat-qubit approach to hardware-level error protection.

Version
Boson 4
Cost
Cloud + partnerships
Model
cat qubit

Managed multi-vendor quantum cloud

Version
GA
Cost
Free simulator tier, per-task hardware pricing
Model
IonQ / IQM / Rigetti / QuEra
Atom Computing

Atom Computing

Neutral-atom systems with 1,000+ qubit arrays.

Version
2025
Cost
Partnership-based
Model
neutral atom
Azure Quantum

Microsoft

Quantum cloud plus resource estimation

Version
GA
Cost
Free credits then per-hardware pricing
Model
Quantinuum / IonQ / Pasqal

Change history

  • version

    Qiskit 2.x transpiler moves further into Rust

    1.x2.x

    source