Verifiably Private AI

Trust the hardware, not the promises.

Tinfoil runs your AI workloads inside secure hardware enclaves, keeping your data private from everyone, including Tinfoil. Our software stack is open-source and fully verifiable.

Private Chat
GPT-OSSGPT-OSS

Private Inference

Build AI applications that keep all data private

GPT-OSSGPT-OSSKimi K2Kimi K2DeepSeek R1DeepSeek R1More
Try the APIBook a demo
Y Combinator
NVIDIA
MIT
Intel Liftoff
Cloudflare Workers
Meta Llama
Confidential Computing Consortium
Y Combinator
NVIDIA
MIT
Intel Liftoff
Cloudflare Workers
Meta Llama
Confidential Computing Consortium

Chat, wrapped in Tinfoil.

Flip the switch. Change what is visible.

Your message
“Our company is considering layoffs next quarter. Should I start looking for other opportunities?”
AI Model
Unprotected
Model response
“It's wise to stay prepared in uncertain times. Update your resume, strengthen your professional network, and consider having confidential conversations with trusted contacts. Keep performing well while discreetly exploring options.”

Your data is accessible by the service provider.

From small to large.

Tinfoil makes your AI secure, verifiable, and private.

SOC 2 CompliantSOC 2 Compliant

Personal

Interact freely with AI, knowing that no one in the world except you can see your conversations.

Startups

Give customers the confidence to fully embrace your AI products by guaranteeing that their sensitive information is never revealed to anyone.

Enterprise

Enforce security, data sovereignty, and compliance at scale. All with a zero-trust approach.

Talk to us!

Schedule a demo to see how Tinfoil can secure your AI use cases.

Schedule a DemoEmail Us

Privacy of on-prem.
Power of cloud.

Tinfoil runs AI models inside secure hardware enclaves. This gives you the privacy of local AI with the power of cloud computing.

Tinfoil

Any open-source or custom model

DATA PRIVACY

  • Provable Zero Data Retention

FEATURES

  • Cloud Convenience
    • LowSetup costs
    • LowComplexity
    • GoodScalability
  • Zero Trust
  • Private Observability

Try Tinfoil

Use private AI through our chat or inference API.

Tinfoil Chat

Experience a private chat with AI:

  • All conversations are processed in secure enclaves
  • Verify privacy directly in the browser
  • Provable zero data access and zero data retention
Start private chat

Tinfoil Inference API

PythonJSSwiftGo

Build private AI applications:

  • All data is processed in secure enclaves
  • Drop-in OpenAI-compatible API
  • Automatic privacy verification
View examples

Leading Open-Source AI Models

GPT-OSS
GPT-OSS
Kimi K2
Kimi K2
DeepSeek R1
DeepSeek R1
Qwen Coder
Qwen Coder
Llama 3.3
Llama 3.3
GPT-OSS
GPT-OSS
Kimi K2
Kimi K2
DeepSeek R1
DeepSeek R1
Qwen Coder
Qwen Coder
Llama 3.3
Llama 3.3
GPT-OSS
GPT-OSS
Kimi K2
Kimi K2
DeepSeek R1
DeepSeek R1
Qwen Coder
Qwen Coder
Llama 3.3
Llama 3.3

Frequently Asked Questions

Don't see your question? Email us at contact@tinfoil.sh.

Security

How does Tinfoil protect my data?

What does end-to-end privacy mean?

How is Tinfoil different from typical AI security approaches?

Technical

What type of workloads are suitable for Tinfoil?

Can I keep server-side data and state?

Will Tinfoil eventually consider using fully homomorphic encryption?

Integration

Is Tinfoil compatible with tools like Perplexity and Copilot?

Can I integrate Tinfoil with my existing application?

Features

Is Tinfoil compatible with closed-source models like GPT-5 and Claude?

What analytics and observability does Tinfoil offer?

Can I deploy my own AI models?

Performance

Is there a performance overhead when using Tinfoil?

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