Cequence API Security is a commercial API security solution by Cequence Security. @fastify/rate-limit is a free API security solution. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Teams needing inside-out and outside-in API discovery with bot protection
The bot protection integration and native mitigation capabilities, including blocking, rate limiting, and deception, mean Cequence can act on what it finds rather than just reporting it. That makes it more operationally complete than solutions that stop at detection. The CI/CD integration and Postman collection support make it accessible to development teams, not just security teams. For organizations that want a single platform covering discovery, testing, and protection with strong bot defense, Cequence is worth a serious evaluation.
From Best API Security Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
API security platform for discovery, testing, and protection of APIs
A low overhead rate limiter for your routes
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Cequence API Security fits if you want a cloud product.
@fastify/rate-limit fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
Common questions when comparing Cequence API Security vs @fastify/rate-limit for API security.
Cequence API Security: API security platform for discovery, testing, and protection of APIs, built by Cequence Security.
@fastify/rate-limit: A low overhead rate limiter for your routes.
The table above shows where their features, integrations, deployment and company size fit differ.
Cequence API Security is made by Cequence Security. @fastify/rate-limit is open-source with 588 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Cequence API Security and @fastify/rate-limit are both API Security products. Key differences: Cequence API Security is Commercial while @fastify/rate-limit is Free, @fastify/rate-limit is open-source. Use the table above to see where features, deployment and company size fit differ.
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