Many European businesses are turning to US-based AI application programming interfaces (APIs) offered by tech giants like OpenAI and Google. While these services provide advanced capabilities, it’s crucial to understand the potential hidden costs associated with their use, particularly concerning compliance with European regulations, data sovereignty and operational risks.
Data Sovereignty and Legal Compliance
European companies must adhere to stringent data protection laws, notably the General Data Protection Regulation (GDPR). Utilising US-based AI APIs can complicate compliance efforts due to differing legal frameworks between the EU and the US. The US CLOUD Act allows American authorities to access data stored by US companies, regardless of its physical location. This extraterritorial reach conflicts directly with GDPR requirements, potentially leading to non-compliance and substantial fines. As noted by Impossible Cloud, “The conflict between the CLOUD Act and GDPR is more than just a legal challenge; it is a direct threat to the security and confidentiality of sensitive data stored by EU businesses.” impossiblecloud.com

Operational Risks: Latency and Service Reliability
Relying on AI APIs hosted overseas can introduce latency issues, affecting the performance of real-time applications. Network delays between Europe and the US can degrade user experience, which is critical for applications requiring immediate responses. Additionally, service reliability becomes a concern, as businesses are dependent on the uptime and performance of external providers operating under different regulatory and infrastructural conditions.
Vendor Lock-In and Flexibility

Engaging with a single AI API provider can lead to vendor lock-in, where transitioning to alternative solutions becomes challenging due to proprietary technologies and integration complexities. This dependency can limit flexibility and bargaining power, potentially resulting in increased costs and reduced control over AI functionalities. As highlighted by LeanIX, “AI vendor lock-in is a natural consequence of business models that may not be agile enough to keep up with modern technology.” leanix.net
Mitigation Strategies
To address these challenges, European enterprises should consider the following approaches:
- Explore European AI Solutions: Investigate AI services offered by European providers that operate within the EU’s legal framework, thereby reducing data sovereignty concerns and potential compliance risks.
Conduct Regular Compliance Audits: Regularly review and update compliance practices to align with evolving regulations and ensure that all AI integrations adhere to current legal standards.
While US-based AI APIs offer cutting-edge capabilities, European businesses must carefully weigh the associated legal, operational and strategic implications. By proactively addressing these hidden costs, companies can harness AI’s potential while maintaining compliance and operational integrity.
Victor A. Lausas
Chief Executive Officer