Best AI code security tools

3 tools for vulnerability scanning, secret detection, compared side by side.

The ranked list

  1. 1

    Amazon Q Developeralso does this

    Suggests code and writes unit tests

    Autonomous coding agentsPlugin or MCPMobile

    Free plan

    Offers agentic coding, real-time suggestions, and vulnerability scanning for software developers, with a free tier of 50 agentic requests per month. Code security is a secondary use alongside AWS guidance.

  2. 2

    Qodoalso does this

    Reviews pull requests with context

    Code reviewWeb app

    Free trial

    Qodo reviews pull requests using codebase context and self-learning rules for engineering teams. Code security is a secondary use. Pro Team is USD 30/month billed monthly; a free trial is listed.

  3. 3

    CodeRabbitalso does this

    Reviews code in pull requests

    Code review

    Free trial

    Provides AI code review with plain-language PR summaries, pre-merge quality gates, and continuous security monitoring, with workflow automation also listed. Essentials starts at USD 24 per user per month billed annually.

List updated 18 Oct 2026