Plex is how modern drug teams decide which programs to advance.

We built the structured system that unifies biological & chemical evidence, internal data, therapeutic feasibility, and risk into one repeatable evaluation — before capital is committed.

Before a program moves forward, it gets Plexed.

4–6 wks Saved per evaluation cycle
7 Integrated evaluation dimensions
Oncology, CNS, Inflammatory Disease & more Active across therapeutic areas

33x more accurate than LLMs alone
Peer-reviewed research published on bioRxiv

Grounded in scientific data
Plex augments LLMs with curated biomedical knowledge graphs, delivering accurate, data-backed answers instead of hallucinations.

Ask a scientific question and watch Plex search the knowledge graph in real time.

Trusted by discovery teams at leading pharmaceutical and biotech organizations

40+ Pharma & biotech teams served
Billions Experimental data points integrated
7 Therapeutic areas covered

The Core Problem

Program progression is not a research problem.

It’s a capital allocation decision.

Advancing a program commits:

  • →Years of scientist time
  • →Preclinical infrastructure
  • →Chemistry and modality investment
  • →Translational development resources
  • →Portfolio opportunity cost

Yet in most organizations:

  • ⚠ Evidence weighting varies by team
  • ⚠ Internal data is fragmented
  • ⚠ Risk is surfaced late
  • ⚠ Nomination decks are rebuilt for every committee
  • ⚠ Comparability across programs is weak

Weak structure early becomes expensive downstream.

Evaluation Framework

A program is evaluated structurally — not narratively.

When a program is Plexed, it is evaluated across seven integrated dimensions. Not a literature summary — a repeatable decision framework.

Mechanistic Strength

Causal biology and pathway confidence

Human Genetics

Genetic association weighting and evidence quality

Druggability

Chemistry feasibility and modality assessment

Safety & Off-Target

Off-target risk and safety hypotheses

Internal Data

Concordance of proprietary experimental data

Translational Readiness

Biomarker availability and clinical translatability

Confidence Mapping

Explicit scoring of confidence and known unknowns

Impact

Structure reduces rework. Clarity reduces waste.

Short-Term

  • 4–6 weeks saved per target synthesis cycle
  • Up to 70% reduction in cross-functional rework
  • 3x faster committee alignment on go/no-go decisions

Medium-Term

  • Feasibility constraints surfaced months earlier in the pipeline
  • Fewer late-stage surprises — risk hypotheses documented upfront
  • Capital redeployed from low-confidence to high-confidence programs

Long-Term

  • Higher probability of advancing targets capable of producing best-in-class medicines
  • Institutional evaluation memory that compounds across every program

“Measure
Twice,
Cut Once.”

Validation

Plex supports strategic expansion and rigorous internal validation.

Identified a new therapeutic opportunity and strengthened IP position
“Plex’s platform helped identify a promising new therapeutic opportunity for a CNS drug development program I led… significantly strengthened our IP position… instrumental to expanding the program’s potential value.”

Findings independently confirmed by internal analysis
“…provided unparalleled efficiency and clear direction… many findings were confirmed by our internal independent analysis… a great help to our development program.”

Why Plex

Research tools help you explore. Plex helps you decide.

Capability Literature AI Internal Slide Decks Plex
Biology + chemistry integrated ~
Internal + public evidence unified ~
Risk surfaced early
Comparable across programs
Internal data integration ~
Built for governance decisions

Built For

Designed for decision owners.

Plex is not a research assistant. It is evaluation infrastructure — built for decision-makers and the scientists who inform them.

VP / Head of Discovery Biology

Responsible for nomination quality and scientific rigor.

Head / VP of Translational Science

Ensures biomarker clarity and risk readiness.

CSO / Portfolio Committee

Allocates capital across multiple programs.

Growth Path

From single program to system of record.

Other platforms help you explore. Plex helps you decide.

  1. Start with
    • Individual program evaluation
  2. Expand to
    • Cross-program comparability
    • Institutional memory
    • Portfolio prioritization
    • Governance consistency

Frequently Asked Questions

What is Plex Research?

Plex is evaluation infrastructure for drug discovery. It provides a structured, repeatable framework for evaluating biological targets before capital is committed — unifying mechanistic biology, human genetics, chemistry feasibility, safety, internal data, and translational readiness into one comparable assessment.

Who uses Plex?

Plex is designed for decision owners in drug discovery: VPs and Heads of Discovery Biology responsible for nomination quality, Heads of Translational Science ensuring biomarker and risk readiness, and CSOs and Portfolio Committees allocating capital across programs.

How is Plex different from literature AI or research tools?

Research tools help you explore — they surface papers and summarize content. Plex helps you decide — it integrates biology and chemistry, unifies internal and public evidence, surfaces risk early, and enables comparable evaluations across programs, built specifically for governance decisions.

How long does a Plex evaluation take?

A typical target evaluation is delivered within weeks, not months. The structured framework eliminates the repetitive synthesis cycles that normally consume 4–6 weeks per target, giving teams a decision-ready assessment significantly faster than conventional approaches.

Does Plex integrate with internal proprietary data?

Yes. Plex unifies internal experimental data with public biological and chemical evidence into a single evaluation. Proprietary data concordance is one of the seven core evaluation dimensions, ensuring your internal findings are weighted alongside external evidence under strict confidentiality.

What therapeutic areas does Plex cover?

Plex has been used across oncology, CNS, immunology, and rare disease programs. The evaluation framework is indication-agnostic — it assesses target biology, druggability, safety, and translational readiness regardless of therapeutic area.

Get Started

See how Plex would evaluate your next program.

Confidential. Structured. Executive-ready.

Delivered in weeks, not quarters — no multi-month integration required.