A diagnostic tool for testing if HTTP endpoints correctly enforce rate limiting and provide standard throttling headers.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install rate-limit-validator
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install rate-limit-validator using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Rate Limit Validator?
The Rate Limit Validator is a specialized utility designed to verify the effectiveness of rate-limiting configurations on any HTTP endpoint. Unlike tools that implement throttling, this skill within the Openclaw Skills ecosystem acts as a validator to ensure your API gateways, middleware, or web servers are correctly defending against burst traffic. It provides developers with the peace of mind that their infrastructure will behave as expected under load by simulating high-frequency requests.
By analyzing response patterns and specific HTTP headers, the Rate Limit Validator identifies whether a system is truly resilient or if it lacks necessary protections. This is a critical step in a professional development workflow, ensuring that your services adhere to specific security policies and threat model mitigations.
Rate Limit Validator Use Cases
- Pre-deployment auditing of API gateways to ensure throttling rules are active.
- Verifying the correct configuration of custom rate-limit middleware after code changes.
- Evaluating the behavior of third-party service dependencies to understand their rate limits.
- Validating threat model mitigations, such as T-IMPACT-002, using reliable Openclaw Skills.
How Rate Limit Validator Works
- The user provides a target URL and an optional request count to the skill.
- The skill initiates a high-speed burst of GET requests to the specified endpoint.
- It logs the HTTP status code for every individual request, specifically tracking 200 (Success) vs 429 (Too Many Requests).
- The tool performs a header inspection on the endpoint to check for standard metadata like Retry-After and X-RateLimit.
- It synthesizes the data into a final report that confirms whether rate limiting is active or missing.
Rate Limit Validator Setup
To use this tool within the Openclaw Skills framework, ensure you have the necessary dependencies installed on your local machine.
# Ensure curl is available
sudo apt-get install curl
# Run the validator script with your target URL
./rate-limit-validator.sh http://your-api-endpoint.com 50
Rate Limit Validator Data Schema & Taxonomy
The skill utilizes a temporary file structure to process request results before generating a summary. The data organization follows this structure:
| Attribute | Description |
|---|---|
| Target | The HTTP/HTTPS endpoint being tested |
| Total Requests | The number of attempts made during the burst test |
| HTTP 429 Count | Number of requests successfully throttled by the server |
| Header Presence | Boolean flags for Retry-After and X-RateLimit headers |
| Final Result | A pass/fail assessment of rate-limiting status |
Rate Limit Validator Advanced Features
- Customizable request volume to test various throttling tiers and thresholds.
- Automated detection of standard and custom X-RateLimit headers.
- Integration with Openclaw Skills security auditing workflows and threat modeling.
- Support for localhost testing to validate development environments before cloud deployment.
SKILL.md
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