
Wallarm
Metlo API Security
PromptGuard
SecureStack
API security risk scoring platform, Instant API & AI security scan, no setup required.

Managed Hosting for developers, entrepreneurs, and businesses like yours

Website, pricing, platforms and company facts side by side.
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| Website | middlebrick.com | opalstack.com |
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In their own words, as submitted to SaaSHub.


middleBrickAPI Security Risk Scoring Platform middleBrick scans any API endpoint and returns a security risk score (A+ through F) with actionable findings — no agents, no config, no credentials required. How it works Submit a URL or OpenAPI spec. middleBrick runs 12+ security checks in parallel...
No description of Opalstack yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing middleBrick and Opalstack.
middleBrick's answer
middleBrick assigns a quantitative risk score (0-100) to any API in seconds, not weeks. It covers OWASP API Top 10, GraphQL, and LLM/AI-specific security checks in a single scan. It integrates directly into developer workflows via CLI, GitHub Action, and MCP server for AI assistants — no sales calls, no setup meetings.
middleBrick's answer
Most API security tools require enterprise contracts, complex onboarding, or inline proxies. middleBrick is fully self-service: scan any API endpoint in minutes even with a free account.
middleBrick's answer
DevSecOps engineers, API developers, and security teams at startups and scale-ups who need to test their APIs for vulnerabilities without long procurement cycles. Also teams building AI/LLM-powered products who need to secure their model-facing APIs.
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