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Unlocking Cancer Insights with the MASS Cross-Dataset Search API

June 29, 2026

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The MASS cross-dataset search API is a powerful endpoint offered by the free Cure Cancer With AI public API. It enables developers to search for a single keyword across multiple datasets simultaneously, including research papers, news articles, blog posts, FDA approvals, and clinical trials. This consolidated approach is invaluable for researchers, developers, and healthcare professionals seeking to streamline their data discovery processes.

Why This Endpoint Matters

The demand for comprehensive information in oncology has never been higher. Traditional search methods often require making several API calls to gather data from different sources, which can be time-consuming and inefficient. The MASS cross-dataset search API solves this problem by allowing users to send a single query that retrieves results from all relevant datasets at once, organized by type. This not only simplifies the search process but also enhances the overall user experience by providing a unified view of cancer-related information.

How to Use It

To utilize the MASS cross-dataset search API, developers will make a GET request to the following path:

GET https://curecancerwithai.com/api/v1/search

The key parameters for this endpoint include:

  • q: (required) This is the keyword you want to search for across the datasets.
  • types: (optional) A comma-separated list of datasets to include in the search. Options include research, news, blog, fdaApprovals, and clinicalTrials.
  • cancerType: (optional) Specify a particular type of cancer to narrow down the search results.
  • limit: (optional) This sets the number of results returned per dataset (ranging from 1 to 100). The default is 5.

The response from the API will return a results{} object structured by dataset, each containing a total count and an array of items[]:

{
    "results": {
        "research": {
            "total": 10,
            "items": [{...}, {...}]
        },
        "news": {
            "total": 5,
            "items": [{...}, {...}]
        },
        // ... other datasets
    }
}

Here’s a practical example of how to make a request using curl:

curl -X GET "https://curecancerwithai.com/api/v1/search?q=cancer&types=research,news&limit=10" \
-H "Authorization: Bearer ccw_live_YOUR_KEY"

In this example, we are searching for the keyword "cancer" across the research and news datasets, limiting the results to 10 per dataset.

What You Can Build

The applications for the MASS cross-dataset search API are vast. Here are a few concrete use cases:

  • Unified Search Box: Create a single search interface within your application that allows users to explore various datasets with a single query, improving usability and efficiency.
  • Discovery Agent: Build an intelligent agent that uses this API to assist researchers in finding relevant information quickly, pulling insights from multiple sources without overwhelming them.
  • Topic Overview Assembly: Use the API to gather a cohesive overview of a specific topic, combining research findings, news updates, and clinical trials into one comprehensive report.

Get Started for Free

The MASS cross-dataset search API is part of the free Cure Cancer With AI public API, which allows developers to make up to 100 requests per hour. To get started, simply create your free API key at /api-keys. You can explore the full documentation and see additional code samples at /developers.

Keep in mind that while the data and model predictions provided by this API can be incredibly powerful for research and informational purposes, they should not be interpreted as medical advice or a substitute for professional consultation.

In conclusion, the MASS cross-dataset search API is a critical tool for anyone involved in cancer research and data analysis. By streamlining access to diverse datasets, it empowers developers and researchers to make informed decisions and uncover insights in the fight against cancer.

To dive deeper into practical AI-for-cancer-research updates, explore our latest blog posts, learn more about our mission, and see how you can support ongoing work on our donations page.