Is Agent Builder Safe?

Agent Builder — Nerq Trust Score 82.2/100 (A- grade). Score based on 2 independent trust signals. Last analyzed: 2026-03-20

Agent Builder is a npm package with a Nerq Trust Score of 82.2/100 (A-), based on 3 independent data dimensions. Last analyzed: 2026-03-20 Security: 90/100. Popularity: 45/100. Data sourced from npm registry, GitHub repository, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-03-20. Machine-readable data (JSON).

Safety Guide: Agent Builder

What is Agent Builder?

Agent Builder is a Node.js package — This package is currently experimental and only meant to be used internally to Mastra at the moment, the APIs are subject to change in this period..

How to Verify Safety

Run npm audit to check for vulnerabilities. Review the package's GitHub repository for recent commits.

You can also check the trust score via API: GET /v1/preflight?target=@mastra/agent-builder

Key Safety Concerns for Node.js package

When evaluating any Node.js package, watch for: dependency vulnerabilities, malicious packages, typosquatting.

Measured Signals

Agent Builder has a Nerq Trust Score of 82/100 (A-). This score is a composite of automated measurements of security, maintenance, community, and quality signals.

Key Takeaways

• Agent Builder has a Trust Score of 82/100 (A-).
• The score is a measured composite — it is not a suitability judgment. Evaluate the individual signals against your own requirements.
• Query the current measured values via the Nerq API.

Disclaimer: Nerq trust scores are automated measurements based on publicly available signals. They are not endorsements, verdicts, or guarantees of suitability. Always evaluate the signals against your own requirements.