Is Safetensors Safe?

Safetensors — Nerq Trust Score 63.2/100 (C+ grade). Based on analysis of 2 trust dimensions, it is generally safe but has some concerns. Last updated: 2026-06-20.

Use Safetensors with some caution. Safetensors is a Rust crate with a Nerq Trust Score of 63.2/100 (C+), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 100/100. Data sourced from crates.io registry, GitHub, NVD, and RustSec advisory database. Last updated: 2026-03-21. Machine-readable data (JSON).

Is Safetensors safe?

CAUTION — Safetensors has a Nerq Trust Score of 63.2/100 (C+). It has moderate trust signals but shows some areas of concern that warrant attention. Suitable for development use — review security and maintenance signals before production deployment.

Security Analysis → Safetensors Privacy Report →

What is Safetensors's trust score?

Safetensors has a Nerq Trust Score of 63.2/100, earning a C+ grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.

Security
90
Popularity
100

What are the key security findings for Safetensors?

Safetensors's strongest signal is popularity at 100/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.

Security score: 90/100 (strong)
Popularity: 100/100 — community adoption

What is Safetensors and who maintains it?

AuthorUnknown
CategoryRust Crates
SourceN/A

Similar Crates by Trust Score

indexmap (63)crypto-common (63)darling_core (63)windows-core (63)oorandom (63)
See all safest Crates →

Compare

Safetensors vs indexmapSafetensors vs crypto-commonSafetensors vs darling_core

Safety Guide: Safetensors

What is Safetensors?

Safetensors is a Rust crate — Provides functions to read and write safetensors which aim to be safer than their PyTorch counterpart. The format is 8 bytes which is an unsized int, being the size of a JSON header, the JSON header r.

How to Verify Safety

Run cargo audit. Review on crates.io for activity.

You can also check the trust score via API: GET /v1/preflight?target=safetensors

Key Safety Concerns for Rust crate

When evaluating any Rust crate, watch for: dependency vulnerabilities, unsafe code, maintenance status.

Trust Assessment

Safetensors has a Nerq Trust Score of 63/100 (C+) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.

Key Takeaways

Frequently Asked Questions

Is Safetensors Safe?
Use with some caution. safetensors with a Nerq Trust Score of 63.2/100 (C+). Strongest signal: popularity (100/100). Score based on Security (90/100), Popularity (100/100).
What is Safetensors's trust score?
safetensors: 63.2/100 (C+). Score based on Security (90/100), Popularity (100/100). Scores update as new data becomes available. API: GET nerq.ai/v1/preflight?target=safetensors
What are safer alternatives to Safetensors?
In the Rust Crates category, more Rust crates are being analyzed — check back soon. safetensors scores 63.2/100.
Does Safetensors have known vulnerabilities?
Nerq checks Safetensors against NVD, OSV.dev, and registry-specific vulnerability databases. Current security score: 90/100. Run your package manager's audit command for the latest findings.
Does Safetensors use unsafe code?
Check Safetensors's crate documentation for unsafe code usage. Trust score: 63.2/100. Fewer unsafe blocks generally indicates better memory safety.
API: /v1/preflight Trust Badge API Docs

Browse Categories

See Also

Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.

We use cookies for analytics and caching. Privacy