Rosetta Quantum Index
The catalog · who the players are

Every player, in one place.

One card per company, always positive: who they are and what they offer. The honest comparison lives in the RQ number, not the prose.

Illustrative cards — example content
IonQ
Trapped ion

Commercial pioneer of trapped-ion machines, reachable on AWS Braket and Azure. Focused on fidelity and all-to-all connectivity.

Strong at: Chemistry & high-connectivity QAOA
Quantinuum
Trapped ion

Honeywell Quantum + Cambridge Quantum. Records in 2Q fidelity and Quantum Volume; TKET software layer.

Strong at: Top fidelity, all-to-all
IBM
Superconducting

The largest ecosystem: Qiskit, an aggressive scaling roadmap, and the Heron/Nighthawk fleet.

Strong at: Speed & access volume
Rigetti
Superconducting

Low cost-per-solve superconductor with the modular Ankaa architecture.

Strong at: Low cost per solve
IQM
Superconducting

European superconductor champion; on-premise deployments and a focus on EU sovereignty.

Strong at: Compliance & EU residency
QuEra
Neutral atom

Neutral atoms with native analog simulation and large qubit counts.

Strong at: Rydberg-native MIS/MaxCut
Pasqal
Neutral atom

European neutral atoms; industrial optimization and sovereign deployment.

Strong at: Optimization + EU sovereignty
IonQ
Trapped ion · USA

Commercial pioneer of trapped-ion machines, reachable on AWS Braket and Azure. Focused on fidelity and all-to-all connectivity.

What they offer
Forte / Forte Enterprise
Cloud access (Braket, Azure)
Own SDK + Qiskit
On the RosettaQ scale (demo)
Forte78 RQ
Quantinuum
Trapped ion · USA / UK

Honeywell Quantum + Cambridge Quantum. Records in 2Q fidelity and Quantum Volume; TKET software layer.

What they offer
H-series / Helios
TKET (compiler)
InQuanto (chemistry)
On the RosettaQ scale (demo)
Helios84 RQ
IBM
Superconducting · USA

The largest ecosystem: Qiskit, an aggressive scaling roadmap, and the Heron/Nighthawk fleet.

What they offer
Heron / Nighthawk
Qiskit + Runtime
Fractional gates
On the RosettaQ scale (demo)
Heron r271 RQ
Rigetti
Superconducting · USA

Low cost-per-solve superconductor with the modular Ankaa architecture.

What they offer
Ankaa-3
Cloud access
pyQuil
On the RosettaQ scale (demo)
Ankaa-355 RQ
IQM
Superconducting · EU · Finland

European superconductor champion; on-premise deployments and a focus on EU sovereignty.

What they offer
Garnet / Radiance
On-prem for HPC
EU data sovereignty
On the RosettaQ scale (demo)
Garnet58 RQ
QuEra
Neutral atom · USA

Neutral atoms with native analog simulation and large qubit counts.

What they offer
Aquila (256 qubits)
Analog Rydberg mode
Braket access
On the RosettaQ scale (demo)
Aquila62 RQ
Pasqal
Neutral atom · EU · France

European neutral atoms; industrial optimization and sovereign deployment.

What they offer
Orion
Pulser (SDK)
Sovereign EU deployment
On the RosettaQ scale (demo)
Orion60 RQ