{
"status": "ok",
"time": "November 10, 2026, 8:16 pm",
"url": "https://www.alreadycoded.com/seo-tools/seo-content-analysis-tool.html",
"seo_score_out_of_100": "69",
"meta_title": "SEO Content Analysis Tool - Already Coded",
"meta_title_length": "41",
"meta_description": "When you enter the domain URL and keywords in this tool, it goes to crawl the domain and analyze it from different perspectives and factors, such as keyword occurrences and keyword density in meta title, meta description, meta keywords and in headings. Further the report shows On-Page SEO errors and recommendations, etc. Script Details:- Price:",
"meta_description_length": "346",
"meta_keywords": "",
"meta_keywords_length": "0",
"tag_h1_count": "0",
"tag_h2_count": "1",
"tag_h3_count": "2",
"tag_h4_count": "0",
"tag_h5_count": "0",
"tag_h6_count": "1",
"total_images": "5",
"images_missing_alt": "0",
"total_links_on_page": "70",
"internal_links": "62",
"external_links": "8"
}
curl --location --request POST 'https://zylalabs.com/api/14827/on-page+seo+analyzer+api/38421/webpage?url=https://www.alreadycoded.com/seo-tools/seo-content-analysis-tool.html' --header 'Authorization: Bearer YOUR_API_KEY'
After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the On-Page SEO Analyzer API simply include your bearer token in the Authorization header.
| Header | Description |
|---|---|
Authorization
|
Required
Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.
|
No long-term commitment. Upgrade, downgrade, or cancel anytime. Free Trial includes up to 50 requests.
(Save 2 months with annual billing 🎉)
Analyze any webpage for on-page SEO performance. Get SEO scores, meta tags, heading counts, image alt attributes, and internal and external link statistics.
The API returns comprehensive on-page SEO data, including SEO scores, meta tags, heading counts, image alt attributes, and statistics on internal and external links for the submitted webpage.
Key fields in the response include "seo_score_out_of_100," "meta_title," "meta_description," "tag_h1_count," "total_images," and "internal_links_count," providing insights into various SEO aspects of the analyzed webpage.
The response data is structured in a JSON format, with key-value pairs representing different SEO metrics. This allows for easy parsing and integration into applications for further analysis or reporting.
The primary parameter for the endpoint is "url," which specifies the webpage to analyze. Users can submit any valid URL to retrieve its SEO performance data.
Typical use cases include optimizing website content for better SEO performance, conducting competitive analysis, and generating reports for digital marketing strategies based on on-page SEO metrics.
Data accuracy is maintained through automated checks for URL accessibility and by extracting metadata directly from the webpage, ensuring that the information reflects the current state of the analyzed site.
Users can utilize the returned data to identify SEO strengths and weaknesses, optimize meta tags, improve heading structures, and enhance image attributes, ultimately boosting the webpage's search engine visibility.
Users can expect consistent data patterns, such as a clear breakdown of heading counts, image statistics, and SEO scores. This allows for straightforward comparisons across multiple pages or sites.
The API evaluates key on-page SEO elements including overall SEO scores, meta tag analysis (title and description), heading tag distribution (H1-H6 counts), image alt attribute presence, and statistics for both internal and external links.
The API provides a comprehensive SEO score that reflects the overall on-page optimization of a given webpage based on the analyzed elements.
Yes, the API can extract and provide details about the meta title and meta description tags present on a webpage.
The API provides counts for each heading level (H1 through H6) found on the webpage, allowing users to assess their structure and hierarchy.
Yes, the API analyzes images on the webpage and reports on the presence or absence of alt attributes, which are crucial for accessibility and SEO.
The API provides statistics on both internal links (links to other pages within the same domain) and external links (links to other domains), including their counts.
The API typically returns results in a structured JSON format, making it easy to parse and integrate into other applications or workflows.
Practical use cases include automated website audits, competitor analysis, content optimization tools, SEO reporting dashboards, and integration into CMS platforms for real-time SEO feedback.
Developers can use the API's data to build tools that identify missing meta descriptions, incorrect heading structures, missing image alt text, and to analyze internal/external linking strategies, all of which are vital for improving content SEO.
The primary benefit is the ability to programmatically assess and understand the on-page SEO health of any webpage, enabling efficient and scalable optimization efforts without manual inspection.
To obtain your API key, first sign in to your account and navigate to the API you want to use. From the API's Pricing section, choose a plan and complete the subscription process. Once subscribed, return to the API page and you will see your API Access Key displayed at the top of the documentation page. You can use this key to authenticate your requests.
You can’t switch APIs during the free trial. If you subscribe to a different API, your trial will end and the new subscription will start as a paid plan.
The free trial lasts for 7 days and allows you to make up to 50 API requests.
No, the free trial is available only once, so we recommend using it on the API that interests you the most. Most of our APIs offer a free trial, but some may not include this option.
Yes. If the API offers a free trial, you will see a "Free 7-Day Trial" option in its Pricing section. The trial lasts for 7 days and allows up to 50 API requests, enabling you to evaluate the API before subscribing to a paid plan.
Zyla API Hub is like a big store for APIs, where you can find thousands of them all in one place. We also offer dedicated support and real-time monitoring of all APIs. Once you sign up, you can pick and choose which APIs you want to use. Just remember, each API needs its own subscription. But if you subscribe to multiple ones, you'll use the same key for all of them, making things easier for you.
You can monitor your API usage through the response headers included with every request:
x-zyla-api-calls-monthly-used: Shows the total number of API requests you have used during the current billing period.
x-zyla-api-calls-monthly-remaining: Shows the number of API requests you have remaining for the current billing period.
Yes, you can cancel your subscription at any time. Simply go to the Pricing section of the API you're subscribed to and click the "Unsubscribe" button.
Please note that upgrades, downgrades, and cancellations take effect immediately. Once your subscription is canceled, access to the service will end immediately, regardless of any remaining API calls in your quota.
Please have a look at our Refund Policy: https://zylalabs.com/terms#refund