Phala vs. NVIDIA Confidential Computing

Phala is transforming AI deployment by offering a confidential compute architecture that protects sensitive workloads with hardware-level guarantees. Built on advanced TEE technology, Phala ensures that code, data, and model outputs remain private—even from administrators, cloud providers, and hypervisors. Its catalog of confidential AI models spans leaders like OpenAI, Google, Meta, DeepSeek, and Qwen, all deployable in encrypted GPU environments within minutes. Phala’s GPU TEE system supports NVIDIA H100, H200, and B200 chips, delivering approximately 95% of native performance while maintaining 100% data privacy. Through Phala Cloud, developers can write code, package it using Docker, and launch trustless applications backed by automatic encryption and cryptographic attestation. This enables private inference, confidential training, secure fine-tuning, and compliant data processing without handling hardware complexities. Phala’s infrastructure is built for enterprise needs, offering SOC 2 Type II certification, HIPAA-ready environments, GDPR-compliant processing, and a record of zero security breaches. Real-world customer outcomes include cost-reduced financial compliance workflows, privacy-preserving medical research, fully verifiable autonomous agents, and secure AI SaaS deployments. With thousands of active teams and millions in annual recurring usage, Phala has become a critical privacy layer for companies deploying sensitive AI workloads. It provides the secure, transparent, and scalable environment required for building AI systems people can confidently trust.

NVIDIA Confidential Computing provides robust protection for data during active processing, ensuring that AI models and workloads are secure while executing by leveraging hardware-based trusted execution environments found in NVIDIA Hopper and Blackwell architectures, along with compatible systems. This cutting-edge technology enables businesses to conduct AI training and inference effortlessly, whether it’s on-premises, in the cloud, or at edge sites, without the need for alterations to the model's code, all while safeguarding the confidentiality and integrity of their data and models. Key features include a zero-trust isolation mechanism that effectively separates workloads from the host operating system or hypervisor, device attestation that ensures only authorized NVIDIA hardware is executing the tasks, and extensive compatibility with shared or remote infrastructures, making it suitable for independent software vendors, enterprises, and multi-tenant environments. By securing sensitive AI models, inputs, weights, and inference operations, NVIDIA Confidential Computing allows for the execution of high-performance AI applications without compromising on security or efficiency. This capability not only enhances operational performance but also empowers organizations to confidently pursue innovation, with the assurance that their proprietary information will remain protected throughout all stages of the operational lifecycle. As a result, businesses can focus on advancing their AI strategies without the constant worry of potential security breaches.