Core Insights - The article highlights three under-the-radar growth stocks in the AI sector that present significant investment opportunities for 2023 [1] Company Summaries 1. SoundHound AI - SoundHound AI reported a revenue increase of 59% in Q4 2025, leveraging audio recognition technology combined with generative AI [3] - The company is targeting sectors such as customer service, medical, insurance, and financial institutions, where its technology could replace or enhance customer service representatives [3] - Currently, SoundHound AI is down approximately 60% from its all-time high, presenting a potential buying opportunity for investors [5] 2. Nebius - Nebius is projected to have the fastest growth rate among the listed companies, with an annual run rate (ARR) expected to rise from $1.25 billion at the end of 2025 to between $7 billion and $9 billion by the end of 2026 [6] - The company operates in AI-focused cloud computing, providing data center space and cutting-edge computing equipment for clients developing AI applications [7] - Nebius's full-stack solution positions it well for continued growth as the demand for generative AI applications increases [7] 3. IonQ - IonQ experienced a remarkable revenue growth of 429% in Q4 2025, primarily driven by contracts and some product sales in the quantum computing space [8] - The company is focused on establishing the commercial viability of its quantum computing products, with a significant market opportunity projected to reach between $28 billion and $72 billion annually by 2035 [9] - IonQ is recognized for having the most accurate quantum computer currently available, making it a strong contender in the quantum computing market [9]