On-premise (On-prem)
On-premise refers to software and infrastructure that is installed and runs on servers physically located within an organization's own facilities — as opposed to cloud-based solutions hosted by a third-party provider. For AI deployments, on-premise means the model runs on hardware you own and control.
What does on-premise mean?
On-premise (often abbreviated 'on-prem') describes a deployment model where software runs on hardware that the organization owns or leases and physically controls. The servers are in your data center, your office, or a co-location facility you manage — not in a cloud provider's infrastructure.
The opposite of on-premise is cloud-hosted or SaaS: the software runs on servers owned by a vendor (AWS, Microsoft Azure, Google Cloud, or the software vendor itself), and you access it over the internet. Most modern enterprise software has shifted to cloud delivery, but on-premise remains the standard in regulated industries, high-security environments, and organizations with strict data sovereignty requirements.
On-premise AI: what it means in practice
For enterprise AI, on-premise deployment means the LLM itself — the model weights and the inference infrastructure — runs on servers within your environment. When an employee asks a question, the query goes to your server, the model processes it on your hardware, and the response is returned — nothing touches a cloud provider's infrastructure.
True on-premise AI requires significant hardware investment: GPU servers for model inference, storage for document indexing, networking for low-latency access. A 70B parameter model in 4-bit quantization needs approximately 40GB of GPU VRAM, meaning multiple high-end GPU servers for a production deployment.
On-premise vs. private cloud
On-premise means hardware you physically own and operate. Private cloud means a dedicated cloud environment you control — either in a public cloud provider's infrastructure (your own VPC on AWS or Azure) or in a co-location facility — but the hardware is not managed by you. Both approaches achieve data sovereignty; the difference is who manages the underlying hardware.
For most enterprises, private cloud deployment offers a practical middle ground: full data sovereignty without the capital expense and operational complexity of owning GPU servers. Wonka AI supports both on-premise and private cloud deployment depending on your infrastructure requirements.
Frequently asked questions
Is on-premise AI more secure than cloud AI?
It can be, but security depends more on how you configure and manage the environment than where it runs. A poorly secured on-premise server is less safe than a well-configured private cloud environment. On-premise gives you full control; what matters is whether you exercise that control effectively.
What are the main disadvantages of on-premise AI?
Capital cost (GPU servers are expensive), operational complexity (you manage hardware, software updates, and reliability), scaling constraints (adding capacity requires hardware procurement), and slower access to model improvements (you update models manually rather than automatically).
Can on-premise AI connect to cloud services?
Yes, selectively. An on-premise AI can call external APIs for non-sensitive operations while keeping sensitive data processing local. The architecture question is: which data leaves your environment and which stays? For most regulated enterprises, the model inference and document processing must stay on-premise, while non-sensitive API calls (sending a calendar invite, looking up a public data source) can go to the cloud.
Your data stays yours. Your AI works for you.
Wonka AI deploys a private LLM inside your infrastructure — connected to your existing tools, processing everything on your servers. No data leaves. No cloud dependency. Full GDPR compliance, out of the box.
Book a demo- Model runs on your servers — nothing reaches a third party
- Connects to your full stack: SharePoint, Salesforce, Slack, Jira and more
- Deployed in weeks, not months
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