About Arcophos
Arcophos serves people who need care by building and operating hospitals and clinics that use AI during care delivery. It also creates research tools that test how AI models reason through care over time.
The company is a Delaware corporation with an office at 250 Montgomery Street, Suite 450, in San Francisco. It advertises two open roles. Arcophos maintains security controls under a SOC 2 compliance program.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| Jun 27, 2026 | Nov 10, 2026 | $1,282,500fully sold | 10 | $128K | Simple Agreement for Future Equity (SAFE)Rule 506(b) | Form D ↗ |
| Nov 1, 2026 | Nov 10, 2026 | $3,510,000of $10.0M target | 3 | $1.1M | Simple Agreement for Future Equity (SAFE)Rule 506(b) | Form D ↗ |
| Total, two offerings | $4,792,500 | |||||
First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.
Why Investors Backed Arcophos
Arcophos combines care delivery with clinical AI research. It uses operating care facilities to develop and evaluate AI-based systems. Its approach connects clinical work, research methods and benchmarks so results can be checked against evidence and later outcomes.
The problem it targets
Arcophos argues that too few doctors and nurses are available for the care people need. Its goal is to make care more accessible and efficient by designing hospitals and clinics with AI built into care delivery.
What the product does
Care moves from intake through examination to follow-up. The developing method records what was known at each decision and seals test results until expectations are documented. Clinical Reasoning Bench is designed for clinicians and models to work through the same cases in stages. Follow-up evaluations compare predictions with later outcomes.
Progress so far
Arcophos operates multiple hospitals and clinics as research settings. It publishes the Clinical Benchmarks Index, where model results link to their sources. Clinical Reasoning Bench and a method for recording care visits remain in development. Its research work also includes Health Optimization Bench.
We wrote this summary from public statements by Arcophos and its investors. It is not investment advice.
Leadership Team
Executive officers and directors listed on Arcophos's Form D filed Nov 10, 2026.