Rigetti Computing

Overview

Rigetti Computing is a full-stack superconducting quantum computing company that designs, fabricates, and operates its own quantum processors, offering cloud-based quantum computing access alongside a standalone QPU product line. Founded in 2013 by Chad Rigetti, a former IBM quantum researcher, the company occupies a distinctive position in the industry by owning its own semiconductor fabrication facility — Fab-1 — in Fremont, California, which allows it to iterate on chip designs without relying on external foundries. This vertical integration is Rigetti's core strategic thesis: faster hardware iteration cycles, tighter control over qubit quality, and the ability to develop proprietary fabrication processes that could yield competitive advantages in gate fidelity and coherence as the technology matures.

Rigetti's commercial strategy is multi-pronged. It provides quantum cloud access through its Quantum Cloud Services (QCS) platform, which differentiates itself from IBM Quantum and AWS Braket by offering lower-latency, direct qubit control and tighter classical-quantum integration for hybrid algorithms. Separately, it sells the Novera QPU — a 9-qubit standalone processor — as an on-premises hardware product targeting research institutions and national laboratories that want to develop in-house quantum computing capabilities. This product has gained modest but real commercial traction, including a sale to the University of Saskatchewan in early 2026 that established Canada's first open-access superconducting quantum computing facility. Rigetti also holds a significant UK commitment, with approximately £80 million (~$100M) pledged toward quantum computing development in the United Kingdom, signaling its intent to compete for government-backed contracts in the growing European and Commonwealth quantum ecosystem.

In the competitive landscape, Rigetti occupies a precarious middle tier. It lacks the scale and ecosystem breadth of IBM, which ships systems with hundreds of qubits and has deployed dozens of machines globally, and it does not have the deep corporate backing of Google or the aggressive hardware roadmap of IonQ or Quantinuum on the trapped-ion side. Rigetti's nearest structural analog is arguably IQM in Finland — a full-stack, hardware-first company selling on-premises systems to government and research customers — though IQM remains private. Rigetti's public market status and its owned fab represent both assets and liabilities: the fab enables differentiation but carries substantial fixed costs that weigh on financials at a stage where revenues remain modest.

The company went public via SPAC in March 2022 and has traded with high volatility since, driven more by quantum sector sentiment than fundamental performance. As of early 2026, Rigetti continues to pursue a combination of government contracts, academic partnerships, and cloud subscription revenue while investing in its next-generation multi-chip processor architectures. Whether its fab-ownership thesis translates into a durable competitive moat before cash constraints force a strategic pivot remains the central investment question.

Leadership

Technology

Rigetti builds superconducting transmon-based quantum processors using a proprietary fabrication process at its Fab-1 facility in Fremont, California. The company uses a multi-chip module (MCM) architecture — branded as its 'Ankaa' generation — that tiles smaller qubit dies together on a single package, enabling it to scale qubit counts without proportionally scaling fabrication complexity per chip. This approach is intended to address one of superconducting quantum computing's core scaling challenges: yield degradation as chip size increases. By connecting smaller, higher-yield dies, Rigetti aims to deliver larger effective qubit counts with better median gate fidelity than a monolithic chip at the same qubit count would achieve.