Alice & Bob develops quantum computers built around cat qubits, reducing bit-flip errors in hardware to simplify the path toward fault-tolerant computation.

Products & media

Helium

An 18-cat-qubit research system combining cryogenic hardware, controls and monitoring software for experiments in quantum error correction.

Alice & Bob Qiskit Provider

An open-source Qiskit integration for submitting circuits to Alice & Bob processors and running local or remote cat-qubit emulators.

Lithium

Planned quantum processor targets four logical qubits using 48 cat qubits to demonstrate error-corrected operations between logical qubits.

Felis Cloud

Provides cloud access to Alice & Bob quantum processors and emulators through API credentials and a Google Cloud Marketplace subscription.

Dynamiqs

An open-source Python library sponsored by Alice & Bob for differentiable quantum simulations on CPUs and GPUs using JAX.

Alice & Bob Resource Estimator

Extends Microsoft's quantum resource estimator for cat-qubit architectures and repetition codes, including resource estimates for quantum algorithms.

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