Checkmarx One Assist vs PlaxidityX DevSecOps Platform: Side-by-Side Comparison (2026)

Checkmarx One Assist: AI-powered AppSec platform with agentic agents for vulnerability prevention & fix. built by Checkmarx. Core capabilities include Real-time vulnerability detection in IDE, AI-powered automated remediation across SAST, SCA, secrets, and IaC, Malicious package detection..

PlaxidityX DevSecOps Platform: Automotive DevSecOps platform integrating TARA, SAST, SCA, and fuzz testing. built by PlaxidityX. Core capabilities include Automated TARA (Threat Analysis and Risk Assessment) threat modeling, Early-stage risk detection with automatic TARA updates on new vulnerability publication, Real-time code vulnerability scanning (SAST)..

Both serve the Static Application Security Testing market but differ in approach, feature depth, and target audience.

Checkmarx One Assist differentiates with Real-time vulnerability detection in IDE, AI-powered automated remediation across SAST, SCA, secrets, and IaC, Malicious package detection. PlaxidityX DevSecOps Platform differentiates with Automated TARA (Threat Analysis and Risk Assessment) threat modeling, Early-stage risk detection with automatic TARA updates on new vulnerability publication, Real-time code vulnerability scanning (SAST).

Checkmarx One Assist is developed by Checkmarx. PlaxidityX DevSecOps Platform is developed by PlaxidityX. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Checkmarx One Assist and PlaxidityX DevSecOps Platform serve similar Static Application Security Testing use cases: both are Static Application Security Testing tools, both cover DEVSECOPS, SCA. Review the feature comparison above to determine which fits your requirements.