Explore the Clinical Trials API: Uncovering Opportunities in Cancer Research
June 25, 2026

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The Clinical Trials API is a vital component of the free Cure Cancer With AI API, designed to facilitate the discovery of clinical trials sourced from public registries. This endpoint offers developers the ability to programmatically access a wealth of information about ongoing clinical trials, which can be a game-changer for patients seeking treatment options and researchers looking for data-driven insights.
Why This Endpoint Matters
Discovering relevant clinical trials can be an overwhelming task for patients facing cancer diagnoses. With numerous trials available, often spread across various registries, it can be challenging to find trials that are actively recruiting participants and are tailored to specific conditions. The Clinical Trials API addresses this problem by providing a filterable feed of clinical trials, allowing users to easily search and discover trials that match their criteria.
For developers, this API creates opportunities to build innovative applications that can enhance trial discovery, improve patient engagement, and streamline the research process. By providing essential data on clinical trials, the API empowers healthcare professionals and advocates to make informed decisions, ultimately contributing to better patient outcomes.
How to Use the Clinical Trials API
The Clinical Trials API is accessed using a GET request to the following path:
GET https://curecancerwithai.com/api/v1/clinical-trials
To authenticate your requests, you will need to include an authorization header with your API key:
Authorization: Bearer ccw_live_YOUR_KEY
Here are the key parameters you can use to tailor your search:
- condition: Specify the medical condition related to the trials.
- status: Filter trials by their current status, such as RECRUITING.
- search: Search for keywords in the title and description of the trials.
- limit: Define the maximum number of trials to return.
- offset: Use this for pagination to retrieve more results beyond the initial set.
The response from the API will return an array of clinical trials, each with the following fields:
- id: Unique identifier for the trial.
- nctId: The National Clinical Trial ID.
- title: The title of the clinical trial.
- description: A brief description of the trial.
- conditions: An array of conditions the trial addresses.
- status: The current recruitment status of the trial.
- startDate: The date when the trial began.
- completionDate: The expected completion date of the trial.
- interventionType: The type of intervention being tested.
- keywords: Relevant keywords associated with the trial.
Here's a sample request using the curl command that searches for recruiting trials related to "breast cancer":
curl -X GET "https://curecancerwithai.com/api/v1/clinical-trials?condition=breast%20cancer&status=RECRUITING" \
-H "Authorization: Bearer ccw_live_YOUR_KEY"
What You Can Build
With the Clinical Trials API, you can create various applications and tools, including:
- "Trials Near Me" Matcher: Develop a location-based application that helps patients identify clinical trials that are geographically accessible, improving their chances of participation.
- Recruitment Monitoring Tool: Build an application that continuously monitors and alerts users about new recruiting trials for specific conditions, helping patients stay informed about their options.
- Trial Options Companion: Integrate the API with diagnostic tools to surface clinical trial options alongside patient diagnoses, enhancing patient engagement with potential treatment pathways.
Get Started for Free
Ready to explore the possibilities? The Clinical Trials API is completely free to use! You can create your API key at /api-keys and access comprehensive documentation at /developers. The free tier allows you to make up to 100 requests per hour, providing ample opportunity to integrate this valuable data into your projects.
Keep in mind that while the data and model predictions provided by the API are informational and can serve as research signals, they do not replace medical advice or guarantee outcomes. Always consult with a healthcare professional regarding any treatment options.
Conclusion
The Clinical Trials API from Cure Cancer With AI is a powerful tool for developers and patients alike, simplifying the process of finding relevant clinical trials. By leveraging this resource, you can build applications that facilitate better access to crucial treatment opportunities, ultimately supporting 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.
