Robert Izquierdo, The Motley Fool
6 min read
Investors often weigh the long-term potential of futuristic hardware against the more immediate scaling of software. Comparing Rigetti Computing (NASDAQ:RGTI) and SoundHound AI (NASDAQ:SOUN) highlights the choice between quantum hardware and conversational intelligence.
Rigetti is a pioneer in quantum computing, aiming to solve problems current computers cannot touch. SoundHound AI focuses on voice-enabled artificial intelligence, powering natural conversations in situations such as in-car commands and restaurant drive-through ordering. While both companies operate in the high-stakes world of emerging technology, their paths to commercial success follow very different trajectories.
The case for Rigetti Computing
Rigetti Computing builds superconducting quantum computers and operates them through its proprietary Quantum Cloud Services platform. The company sells access to its hardware to global enterprise and research clients, including partners like Amazon (NASDAQ:AMZN) and Microsoft (NASDAQ:MSFT). Nearly 90.2% of its revenue last year came from U.S. government contracts. Customer concentration like this adds a layer of risk to the business.
In the fiscal year ended Dec. 31, 2025, revenue reached nearly $7.1 million, which represented a decrease of 34.3% from the previous year. The company reported a net loss of $216.2 million, highlighting the high costs associated with developing its advanced technology roadmap.
As of its December 2025 balance sheet, the current ratio stood at 37.4x. The current ratio measures a company’s ability to cover short-term debts with short-term assets, with a higher number suggesting more financial flexibility. Rigetti Computing carried a debt-to-equity ratio of zero at the end of last year, meaning it has essentially no total debt relative to its equity, though it reported free cash flow of negative $77.2 million for the year.
The case for SoundHound AI
SoundHound AI operates in the rapidly expanding market for voice-enabled tech stocks, serving major automotive manufacturers and diverse customer service sectors. It develops voice and agentic artificial intelligence software that powers natural conversational experiences for industries like automotive, retail, and hospitality. Following its acquisition of LivePerson, the business has integrated digital messaging and automation tools to broaden its customer reach.
In the fiscal year ended Dec. 31, 2025, revenue reached $168.9 million, marking a significant increase of 99.4% compared to the prior twelve-month period. This rapid growth was accompanied by a net loss of $14.0 million, which narrowed significantly from the prior year. The narrowing loss suggests the business is scaling its revenue at a much faster rate than its operating expenses.
