safetensors

Safe and fast tensor serialization format by Hugging Face

A-
Score: 83/100
Type
Execution
aot
Interface
embedded

About

safetensors is a new simple format for storing tensors safely and efficiently. Developed by Hugging Face, it's designed to be safe (no arbitrary code execution), fast (zero-copy loading), and simple. It's becoming the standard for distributing full-precision models.

Performance

<1ms
Cold Start
0MB
Base Memory
<1ms
Startup Overhead

Last Verified

Date: Jan 18, 2026
Method: manual test

Manually verified

Languages

Any

Details

Isolation
process
Maturity
production
License
Apache-2.0

Links