
What You Should Know:
– Valinor has launched with $13M in seed funding to tackle one of the pharmaceutical industry’s most expensive challenges: clinical trial failure led by CRV and Harpoon Ventures.
– The company uses proprietary AI models trained on matched multi-omic samples and clinical outcomes to predict how specific patient populations will respond to new therapies. This “response-first” approach aims to drastically de-risk drug development by identifying responders early and uncovering novel biological markers.
Decoding the Black Box of Patient Response: Valinor Raises $13M to Fix Clinical Trials
For decades, the pharmaceutical industry has been plagued by a “one-size-fits-many” approach to clinical trials—a strategy that frequently results in costly late-stage failures when a drug works for some, but not enough to meet statistical significance. Today, Valinor, a San Francisco-based AI pioneer, emerged to dismantle this inefficiency, announcing a $13M seed funding round to predict patient response before a trial even begins led by CRV, Harpoon Ventures, Amino Collective, and Pelion Venture Partners, with participation from notable angel investors including Charlie Songhurst and Surya Midha (co-founder of Mercor).
The capital injection validates Valinor’s ambitious premise: that the failure of a drug is often not a failure of the molecule itself, but a failure to identify the correct biological environment in which it thrives.
The “Matched Data” Advantage
While “AI in Drug Discovery” has become a crowded sector, Valinor differentiates itself through the specific nature of its training data. Rather than relying solely on public datasets or synthetic data, Valinor trains its multimodal machine learning models on matched datasets of patient-derived multi-omic samples and treatment outcomes.
This pairing is critical. By linking the deep biology (omics) directly to the result (outcome), Valinor’s platform can distinguish “responders” from “non-responders” with a level of precision that traditional biomarkers often miss.
“Our models are built to surface meaningful features that underlie patient response,” said Joshua Pacini, Founder and CEO of Valinor. “We believe this approach will empower our pharmaceutical partners to improve clinical trial success rates, cut R&D costs and, most importantly, speed the delivery of life-saving medicines to patients.”
Beyond Binary Outcomes
Valinor’s platform does more than give a “thumbs up” or “thumbs down” on a patient population. It is designed to surface novel biology associated with response.
This capability allows drug developers to:
- Reframe target populations: Salvage drugs that might fail in a general population by identifying the sub-group where efficacy is high.
- Uncover new indications: Use real-world patient data to see if a drug designed for one disease might effectively treat another based on shared biological response patterns.