Rigetti Computing Faces Valuation Headwinds Amid Quantum Commercialization Hurdles

Rigetti Computing (NASDAQ: RGTI) continues to push the boundaries of quantum hardware with the launch of its Cepheus-1-108Q system. The new multichip computer features 108 qubits and has achieved a gate fidelity of 99.9%, tripling the scale of the company's previous 36-qubit system. Despite these technical milestones, the transition from laboratory success to commercial viability remains difficult. Quantum bits, or qubits, are inherently unstable, and a 99.9% fidelity rate still results in one error per 1,000 operations. In most practical applications, this error frequency is too high to reliably solve complex, real-world problems, leaving a significant gap in the company's path to commercialization. The company's financial profile reflects these operational challenges. In 2025, Rigetti reported revenue of $7.1 million, representing a 34% year-over-year decline. While analysts project a significant rebound to $22.5 million in 2026, the company continues to face steep losses, reporting $86.7 million in total operating expenses. With a market valuation of approximately $4.7 billion, the stock has already plummeted 74% from its October peak. The disconnect between current revenue streams and the company's valuation suggests potential for further volatility as the market weighs long-term quantum potential against immediate fiscal realities.