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July 7, 2026
5 min read
Article

SEO Tools API: Automate Site Checks

Author

Abdul Wahab Raza

Founder, ToolYour

SEO Tools API: Automate Site Checks

In today's fast-paced digital world, SEO isn't just a manual task; it's a continuous, data-driven process that demands efficiency and precision. For developers building marketing platforms, analytics dashboards, or custom monitoring solutions, the need to integrate robust SEO capabilities programmatically is paramount. Manually running site checks, tracking keywords, or analyzing page performance for multiple clients or a large website is not only time-consuming but also prone to human error and difficult to scale.

This is where the ToolYour SEO tools API comes into play. ToolYour provides a powerful, REST-first platform that allows you to seamlessly integrate essential SEO checks directly into your applications, workflows, and products. By leveraging our API, you can automate repetitive tasks, pull critical data, and empower your users with real-time SEO insights, all without leaving your existing ecosystem.

Automating SEO checks in software

Imagine you're developing a content management system (CMS) that needs to automatically assess the SEO health of new pages before publication. Or perhaps you're building a dashboard for agencies that requires hourly updates on client website performance metrics. Without an API, these scenarios would involve cumbersome manual checks, exporting data, and then re-importing it, creating significant friction and delays.

Automating SEO checks allows you to:

  • Scale operations: Run checks across hundreds or thousands of URLs simultaneously, rather than one by one.
  • Integrate into workflows: Embed SEO analysis directly into your CI/CD pipelines, content creation processes, or scheduled monitoring jobs.
  • Enhance user experience: Provide real-time feedback and actionable SEO recommendations within your own applications.
  • Maintain data consistency: Programmatic access ensures data is collected and processed uniformly every time.

ToolYour offers the underlying infrastructure to turn these automation goals into reality. Our platform provides a unified catalog of 200+ tools, including a comprehensive suite for SEO and site analysis, accessible via a straightforward REST API.

ToolYour SEO capabilities at a high level

ToolYour exposes a diverse range of SEO and site analysis tools through its API, allowing you to fetch specific data points or trigger full site audits. Our catalog includes tools designed to help you:

  • Analyze Page Speed: Identify performance bottlenecks by getting detailed metrics on how quickly a page loads.
  • Check Keywords: Understand the density and relevance of keywords on a given page, or perform quick lookups.
  • Perform Comprehensive SEO Audits: Get a holistic view of a page's SEO health, identifying issues ranging from broken links to meta tag problems.
  • Examine Text Statistics: Get counts for words, characters, and reading complexity, useful for content optimization.

These are just a few examples. The ToolYour platform offers a broad array of digital tools and utilities that can augment your SEO strategies. You can explore the full range of available tools on our platform.

Integrating these capabilities is straightforward. You make HTTP requests to specific API endpoints, including your API key in the X-Api-Key header, and pass any necessary parameters in the request body. The API then returns structured data, typically in JSON format, which your application can parse and use.

For instance, to analyze the page speed of a URL using the ToolYour API, your request might look something like this (conceptual example; consult the API documentation for exact endpoints and parameters):

POST https://api.toolyour.com/tools/v1/page-speed-analyzer
X-Api-Key: ty_YOUR_API_KEY
Content-Type: application/json

{
  "url": "https://yoursite.com/page-to-analyze"
}

This request would return a detailed report on the page's loading performance, which you could then display in your dashboard, use to trigger alerts, or incorporate into further analysis.

API keys and free tier

Getting started with the ToolYour API is quick and accessible. To make API calls, you'll need an API key. You can generate and manage your API keys directly from your ToolYour Dashboard after signing up for a free account. Your API key should be included in the X-Api-Key header for every API request. Each key begins with the prefix ty_.

We offer a robust free tier designed to help you build and test your integrations without upfront costs:

  • 500 successful requests per month: This quota is shared across all tools and across both REST API calls and any Model Context Protocol (MCP) agent interactions you might make.
  • 5 successful requests per minute: A throughput limit ensures fair usage for all developers on the free tier.

Your quota resets on the 1st of each calendar month. If you create multiple API keys under the same account, they will all share the same monthly quota. Only successful tool calls count towards your quota; invalid requests that fail before processing generally do not.

It's important to note that ToolYour does not use a pay-as-you-go or overage billing model. If you reach your monthly or per-minute limits on the free tier, further requests will be blocked until your quota resets at the start of the next calendar month or until you upgrade to a paid plan. This ensures predictable costs and helps you manage your usage effectively.

For more details on plans and usage, visit our pricing page or consult the usage and plans documentation.

When to use REST vs MCP

ToolYour offers two primary interfaces for programmatic access to its tools: the traditional REST API and the Model Context Protocol (MCP). Understanding when to use each is crucial for optimal integration.

REST API for direct automation

The REST API is your go-to for direct, explicit automation. If you know exactly which SEO tool you need to run, what inputs it requires, and you want to directly integrate its output into your code, REST is the clear choice.

  • Use cases:
    • Scheduled tasks: Running a page speed check every hour on critical landing pages.
    • Batch processing: Auditing a list of 1,000 URLs for keyword density.
    • Custom dashboards: Fetching and displaying real-time SEO metrics in an internal analytics platform.
    • Trigger-based automation: Running an SEO audit automatically whenever a new page is published in your CMS.

With REST, you handle all the logic: choosing the tool, providing parameters, and interpreting the results. It's ideal for building highly predictable, repeatable processes where your application dictates the exact tool execution flow.

MCP for agent-driven intelligence

The Model Context Protocol (MCP) is designed for integrating ToolYour's capabilities into intelligent agents, such as those powered by large language models (LLMs) like Cursor or Claude. If your application or agent needs to reason about what tool to use based on a natural language goal, MCP provides the framework for that interaction.

  • Use cases:
    • AI assistants: An agent that, when asked "How can I improve the SEO of my new blog post https://yoursite.com/my-new-post?", decides to run a page speed analysis and a keyword check, then synthesizes recommendations.
    • Conversational interfaces: Enabling an agent to perform SEO tasks in response to user queries like, "Audit my homepage for common SEO issues."
    • Dynamic problem-solving: An agent needing to dynamically select the best tool to achieve a complex SEO objective without being explicitly told which tool to use.

MCP allows an agent to describe a "goal" and provide "input." The ToolYour MCP server then identifies the appropriate tool(s) from its catalog, executes them, and returns the structured results to the agent for further processing. This frees your agent from needing to hardcode tool choices and parameter mappings.

It's important to remember that MCP utilizes the same underlying API-backed tools as the REST API and shares the same monthly request quota. Browsing the MCP tool catalog does not consume quota, but running any tool through MCP does count as a successful request, just like a REST call.

Here’s a conceptual example of an MCP solve_task goal (without the full client setup JSON):

{
  "goal": "Conduct a basic SEO audit for the specified webpage to identify common issues.",
  "input": {
    "url": "https://yoursite.com/product-page"
  }
}

This goal allows an agent to delegate the SEO audit task to ToolYour, receiving a structured report back. For a full guide on setting up your client with MCP, please refer to our dedicated MCP documentation.

While our platform also supports full SEO audits using MCP agents, this article focuses specifically on how developers can automate SEO checks via the ToolYour REST API for direct, programmatic control. You can learn more about agent-based solutions on our developers page.

Getting started links

Ready to start automating your SEO checks? Here are the essential resources to get you up and running with the ToolYour API:

These resources provide everything you need to successfully integrate ToolYour's SEO tools into your applications.

FAQ

Q: What exactly counts towards my monthly API quota? A: Your quota counts successful tool calls made through either the REST API or MCP. Invalid requests that fail before processing generally do not count.

Q: Can I use multiple API keys for my applications? A: Yes, you can generate multiple API keys from your dashboard. However, all API keys associated with a single ToolYour account share the same monthly quota.

Q: When does my API quota reset? A: Your monthly quota resets on the 1st of each calendar month.

Q: What happens if I hit my free tier limits? A: If you exceed your monthly (500 requests) or per-minute (5 requests/minute) limits on the free tier, further requests will be blocked until your quota resets or you upgrade your plan. ToolYour does not charge for overages.

Q: Are the browser-based SEO tools also free? A: Yes, many of ToolYour's browser-based tools, including several SEO tools like the Free SEO Audit Tool Online, are available for free use without requiring a signup.

Q: Can I use ToolYour's SEO tools with my AI agent or LLM? A: Absolutely! ToolYour fully supports integration with AI agents through the Model Context Protocol (MCP). This allows your agent to intelligently select and utilize our SEO tools based on natural language goals.

Q: Where can I find the specific endpoints and parameters for each SEO tool? A: All specific API endpoints, required parameters, and expected response formats are detailed in our comprehensive API documentation.

Conclusion

Automating SEO checks is no longer a luxury but a necessity for any developer building modern marketing or SEO products. The ToolYour SEO tools API provides a robust, scalable, and easy-to-integrate solution for embedding critical site analysis capabilities directly into your applications. By leveraging our REST-first approach, you can free your development team from repetitive manual tasks, provide richer data to your users, and create more intelligent, responsive software.

Whether you're looking to perform a quick page speed analysis, dive deep into keyword data, or orchestrate comprehensive site audits, ToolYour offers the tools and the API to get the job done. Our generous free tier allows you to experiment and build, confident that you can scale seamlessly as your needs grow.

Start empowering your applications with programmatic SEO insights today. Visit our developers page to explore the full range of tools and capabilities, and generate your free API key from your dashboard to begin building.