Is Semgrep Free? Understanding OSS vs Semgrep Cloud in 2026

The short answer: Semgrep is free - with limits Yes, Semgrep is free. The core scanning engine is open source under the LGPL-2.1 license, and you can install it, run it, and integrate it into your CI/CD pipeline without creating an account, without paying anything, and without any usage restrictions. If all you need is a fast, pattern-based static analysis tool that runs locally with community-maintained rules, Semgrep costs nothing. But the full story is more nuanced than that. Semgrep in 2026 is really two products under one name. There is Semgrep OSS - the free command-line scanner with single-file analysis and 2,800+ community rules. And there is the Semgrep Cloud Platform - a commercial application security product with cross-file analysis, 20,000+ proprietary Pro rules, software composition analysis, secrets detection, AI-powered triage, and a centralized management dashboard. The Cloud Platform costs $35 per contributor per month on the Team plan, with custom pricing for Enterpr