Cases and evidence

Arkangel AI customer cases and studies

Published results with their method and limits. Case figures come from pilots published with their method; studies are published in peer-reviewed journals or conference proceedings.

Customer cases

Pharma and provider · Colombia · Clinical pathway

ProPacífico, with BMS support: gastric cancer clinical-pathway adherence

Arkangel AI's Pandora audited a cohort against the clinical pathway to surface high-risk patients missing expected care, with medical review.

clinical records reviewed: 6,530clinical records reviewed
patients classified as high risk: 436 (7%)patients classified as high risk
of high-risk patients with no endoscopy ordered or performed: 38%of high-risk patients with no endoscopy ordered or performed

Reported pilot figures; the case publishes its method and limits.

Read the ProPacífico case

Pharma · LATAM · Confidential

Confidential pharma case: from field visits to brand decisions

How a regional pharma operation connected field signals, physician questions and adoption to decide where to act.

Spanish-language document, restricted to corporate teams.

Request the case

Published studies

Evaluations of Arkangel AI's models and agents. Several authors are on the Arkangel AI team; we say so where it applies.

Mayo Clinic Proceedings: Digital Health, 2026

Arkangel AI, OpenEvidence, ChatGPT and Medisearch against medical standards

128 question-answer pairs and 1,024 blinded external evaluations. 100% reference authenticity for Arkangel AI-Deep, as for ChatGPT-Deep and OpenEvidence. The authors are Arkangel AI staff.

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Intelligence-Based Medicine, 2026

Randomized trial with medical students

Double-blind randomized trial with 83 students: ~55% less time per case (median 2:35 vs 5:44) and higher answer-validity scores.

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Intelligence-Based Medicine, 2025

Conversational agent for evidence-based medical questions

90.26% accuracy on MedQA (vs 87.51% for GPT-4o).

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IEEE Conference on Artificial Intelligence (CAI), 2025

PANDORA: unstructured clinical data extraction and COPD risk

Near-perfect extraction and 94% accuracy on the PUMA score.

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Talk to us about your case

Every conversation starts from your batch or your question, not a slide deck.

Payers and insurers

Audit pilot on your anonymized claims.

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Pharma

Early detection, medical insights and medical education.

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Hospitals and providers

Denials review on a sample batch.

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Clinicians

MedSearch: clinical answers with cited sources. Free plan.

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Customer cases

Pharma and provider · Colombia · Clinical pathway

ProPacífico, with BMS support: gastric cancer clinical-pathway adherence

Arkangel AI's Pandora audited a cohort against the clinical pathway to surface high-risk patients missing expected care, with medical review.

clinical records reviewed: 6,530clinical records reviewed
patients classified as high risk: 436 (7%)patients classified as high risk
of high-risk patients with no endoscopy ordered or performed: 38%of high-risk patients with no endoscopy ordered or performed

Reported pilot figures; the case publishes its method and limits.

Read the ProPacífico case

Pharma · LATAM · Confidential