Checkmarx One Assist vs Contrast ContrastScan (SAST): 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..

Contrast ContrastScan (SAST): SAST tool that scans code for vulnerabilities in 30+ languages with CI/CD integration. built by Contrast Security. Core capabilities include Static code scanning for 30+ languages and frameworks, Risk-based analysis engine to identify exploitable vulnerabilities, Low false positive rate through prioritization of real threats..

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. Contrast ContrastScan (SAST) differentiates with Static code scanning for 30+ languages and frameworks, Risk-based analysis engine to identify exploitable vulnerabilities, Low false positive rate through prioritization of real threats.

Checkmarx One Assist is developed by Checkmarx. Contrast ContrastScan (SAST) is developed by Contrast Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Checkmarx One Assist and Contrast ContrastScan (SAST) serve similar Static Application Security Testing use cases: both are Static Application Security Testing tools, both cover CI/CD, DEVSECOPS. Review the feature comparison above to determine which fits your requirements.