# Checkmarx One Assist vs Semgrep AppSec Platform: side-by-side comparison (2026)

[Checkmarx One Assist](https://cybersectools.com/tools/checkmarx-one-assist) is a commercial [application security posture management](https://cybersectools.com/categories/aspm) solution by [Checkmarx](https://cybersectools.com/companies/checkmarx). [Semgrep AppSec Platform](https://cybersectools.com/tools/semgrep-appsec-platform) is a commercial [application security posture management](https://cybersectools.com/categories/aspm) solution by [Semgrep](https://cybersectools.com/companies/semgrep). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Checkmarx One Assist | Semgrep AppSec Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Application Security Posture Management | Application Security Posture Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Checkmarx | Semgrep |
| Headquarters | – | – |

### Use cases and capabilities

| | Checkmarx One Assist | Semgrep AppSec Platform |
|---|---|---|
| CI/CD | Yes | Yes |
| DevSecOps | Yes | – |
| SCA | Yes | Yes |
| Secret Detection | Yes | – |
| Infrastructure as Code | Yes | – |
| Secrets Management | – | Yes |
| Software Supply Chain | – | Yes |

### Core features

**Checkmarx One Assist**

10 features listed. Sign in on the page to see them.

**Semgrep AppSec Platform**

10 features listed. Sign in on the page to see them.

### Integrations

**Checkmarx One Assist**

1 integration listed. Sign in on the page to see them.

**Semgrep AppSec Platform**

6 integrations listed. Sign in on the page to see them.

## Checkmarx One Assist vs Semgrep AppSec Platform FAQ

Common questions when comparing Checkmarx One Assist vs Semgrep AppSec Platform for application security posture management.

### What is the difference between Checkmarx One Assist and Semgrep AppSec Platform?

**Checkmarx One Assist**: AI-powered AppSec platform with agentic agents for vulnerability prevention & fix. Built by Checkmarx.

**Semgrep AppSec Platform**: Platform for managing SAST, SCA, and secrets scanning across organizations. Built by Semgrep.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Checkmarx One Assist and Semgrep AppSec Platform?

**Checkmarx One Assist** is made by Checkmarx. **Semgrep AppSec Platform** is made by Semgrep. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Checkmarx One Assist a good alternative to Semgrep AppSec Platform?

Often, yes. Checkmarx One Assist and Semgrep AppSec Platform are both Application Security Posture Management products, and both cover SCA, CI/CD. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Checkmarx One Assist vs Legit VibeGuard](https://cybersectools.com/compare/checkmarx-one-assist-vs-legit-vibeguard)
- [Checkmarx One Assist vs Datadog Code Security](https://cybersectools.com/compare/checkmarx-one-assist-vs-datadog-code-security)
- [Checkmarx One Assist vs Cantina Apex](https://cybersectools.com/compare/cantina-apex-vs-checkmarx-one-assist)
- [Semgrep AppSec Platform vs Legit VibeGuard](https://cybersectools.com/compare/legit-vibeguard-vs-semgrep-appsec-platform)
- [Semgrep AppSec Platform vs Datadog Code Security](https://cybersectools.com/compare/datadog-code-security-vs-semgrep-appsec-platform)
- [Semgrep AppSec Platform vs Cantina Apex](https://cybersectools.com/compare/cantina-apex-vs-semgrep-appsec-platform)

## Alternatives to each

- [See all Checkmarx One Assist alternatives](https://cybersectools.com/alternatives/checkmarx-one-assist)
- [See all Semgrep AppSec Platform alternatives](https://cybersectools.com/alternatives/semgrep-appsec-platform)

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Source: https://cybersectools.com/compare/checkmarx-one-assist-vs-semgrep-appsec-platform

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/checkmarx-one-assist.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Checkmarx One Assist and Semgrep AppSec Platform: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md