AI Diagnostics API for Rapid Differential Analysis
Revolutionizing healthcare with technology. Breaking barriers … to leave no one behind
DxGPT is the AI that refuses to ask permission to save time and lives
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+500k users worldwide
Unique users on DxGPT.app leveraging this API for clinical diagnosis
82% satisfaction with diagnostic results
Based on over 6,900 votes, users rate the suggested diagnoses as highly useful.
150 K monthly users and rising
DxGPT.app has multiplied its usage over the past 3 months, showing rapid adoption
About us
Fundación 29 is a non-profit tech rebel on a mission to make rare-disease diagnosis accessible to everyone.
We harness breakthrough AI, break down bureaucratic walls and—if needed—ask for forgiveness rather than permission. Because nothing should stand between a patient and a timely answer..
DxGPT is our clinical-grade AI engine for rapid, structured differential diagnosis. GDPR & HIPAA ready – data stays in Azure West EU. Trusted by 500 000+ users across 100 countries with 4.3/5 satisfaction.
DxGPT cuts diagnostic time from hours to seconds — so clinicians focus on care, not paperwork.
⚙️ What You Can Do with DxGPT
✅ Submit natural language symptom descriptions
✅ Receive structured diagnostic suggestions
✅ Integrate into EHR, apps or patient portals
✅ Access detailed disease info, follow-up questions, clinical summaries
Quick Start (3 easy steps)
1. Sign up to the Free 50 calls/day plan.
2. Copy your `Ocp-Apim-Subscription-Key`
3. Call POST /diagnose with the snippet
How does our diagnostic API work?
Our medical diagnostic API uses advanced artificial intelligence to analyze clinical descriptions and suggest possible differential diagnoses.
Simply submit a brief case description, along with some basic information, and you'll receive a list of potential diagnoses, common symptoms, and relevant details.
Advantages:
Fast and accurate responses.
Multiple language support.
Personal data protection through automatic anonymization.
Ideal for integrations with clinical systems, health apps, and telemedicine platforms.
Ready to get started? Explore the documentation or try our APIs directly from the portal.
POST /api/diagnose
{
"description": "The patient is thirteen months old. First focal seizure at three months. Multiple tonic-clonic seizures. Febrile seizures. One status epilepticus at eight months.",
"myuuid":"550e8400-e29b-41d4-a716-446655440000",
"timezone":"America/New_York",
"model":"gpt4o"
}
Available Plans
Plan
Daily Quota
Speed
Price
Freemium
50 calls/day
2 RPS
Free
Pro (Advanced model)
Pay-per-use
200 RPM
All endpoints (except
/diagnose): €0.01/call/diagnoseendpoint:GPT-4o: €0.01/call
o3: €0.025/call
Trusted by Public Health Systems
- Used by 6,000+ doctors in Madrid via SERMAS
- Validated by Hospital Sant Joan de Déu in clinical studies
- Compliant with GDPR, HIPAA and upcoming EU AI Act
Privacy & Safety
- No patient identifiers are stored
- End-to-end encryption + in-memory processing
- Transparent [Privacy Policy](#privacy)
DxGPT is not a medical device. It is intended as a diagnostic support tool for qualified medical professionals.
Open Source & Research
Explore the code on our client and server repositories
Read the preprintEvaluation of the Clinical Utility of DxGPT | medRxiv
Trust is our priority
"DxGPT suggests diagnoses with accuracy comparable to clinical experts in rare disease cases."
Clinical Study, 2025