DeepSeek vs LightOn

Neither company has publicly disclosed a valuation, making a definitive size comparison difficult. DeepSeek employs 150 people, while LightOn has 1-50 employees.

DeepSeek has raised more in total funding at $700M, compared to LightOn's $60M — a gap of $640M. Combined, the two companies have completed 1 known funding rounds.

DeepSeek holds the higher Awaira Score at 92/100, compared to LightOn's 55/100. The Awaira Score is a composite metric factoring in valuation, funding, stage, team size, and market presence — a 37-point gap that reflects meaningful differences in scale or traction.

DeepSeek was founded by Liang Wenfeng in 2023. LightOn was founded by Laurent Daudet in 2016. Visit each company's profile on Awaira for a full founder biography.

DeepSeek: DeepSeek is a Chinese foundation model company founded in 2023 that develops large language models and AI systems. The company has secured $700M in total funding with valuation details not disclosed. DeepSeek operates as a corporate entity focused on creating advanced AI models for various applications. The company develops large language models designed for natural language processing tasks, code generation, and reasoning capabilities. DeepSeek's approach emphasizes efficient model architectures and training methodologies. The company has released models accessible through API interfaces and web platforms, targeting both enterprise and research applications. DeepSeek competes within the global foundation model landscape alongside companies like OpenAI, Anthropic, and other Chinese AI firms. The company positions itself in the rapidly expanding market for accessible AI models, particularly targeting cost-effective deployment and inference. The firm's growth trajectory reflects increased investment in Chinese AI infrastructure and competition in foundation model development. DeepSeek represents part of China's broader push toward AI self-sufficiency and technological advancement in machine learning. Notable aspects include the company's focus on model efficiency and its significant funding round, indicating substantial backing for model development and infrastructure. The company operates in a competitive space where continuous model improvements and capability demonstrations drive market positioning. DeepSeek represents China's emerging capability in developing competitive large language models with substantial capital backing and focus on efficient model architectures. LightOn: LightOn develops large language model APIs and enterprise AI products for European organisations, building foundation model capabilities with a focus on European data sovereignty, multilingual performance, and on-premises deployment options that address GDPR compliance requirements for French and European corporate clients. The Paris company offers the Alfred enterprise AI assistant and LLM API infrastructure designed for deployment within private European cloud environments.\n\nThe company raised approximately $60 million including a Series B round from investors including BpiFrance and other European technology investors. LightOn has positioned itself as an alternative to US-based LLM API providers for European enterprises with strict data residency requirements, offering French-language performance and European regulatory compliance as primary differentiators. The company serves clients in banking, insurance, and public administration sectors where data sovereignty constraints limit the use of US-hosted AI services.\n\nLightOn competes in the European enterprise LLM market alongside Mistral AI, Aleph Alpha, and the European offerings of OpenAI, Google, and Microsoft Azure. The European sovereign AI market has attracted growing policy attention and funding as the EU AI Act and data localisation regulations create demand for AI infrastructure that can operate entirely within European jurisdiction. LightOn early focus on optical computing for AI workloads has evolved into a software-first model API and enterprise application strategy, reflecting the commercial viability challenges of novel hardware approaches to AI computation.

LightOn was founded first in 2016, giving it 7 years of additional market experience. DeepSeek was founded later in 2023. In AI, even a year or two of head start can translate into significantly more training data, customer relationships, and institutional knowledge.

DeepSeek has approximately 150 employees, while LightOn has approximately 1-50. A larger team often signals higher revenue or venture backing, but in AI, smaller teams are increasingly capable of building at scale.

Yes, DeepSeek and LightOn are direct competitors — both operate in the Foundation Models space and likely target overlapping customer segments. This comparison is especially relevant for buyers evaluating both platforms.