← Single-cell & foundation models

Stack

Arc Institute model trained on 149M human cells using tabular attention for in-context learning; used to generate the Perturb Sapiens atlas (28 tissues, 201 perturbations).

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CategorySingle-cell & foundation models
GitHubArcInstitute/stack
First public2026-01-09 (source)
Paperhttps://doi.org/10.64898/2026.01.09.698608
LicenseCC-BY-NC-SA-4.0 (code); Arc non-commercial (model)
PricingOpen source (non-commercial)
Tags#foundation-model#in-context-learning#perturbation
Last checked2026-10-16

Specs

Pretraining corpus149M human cells
ArchitectureTabular-attention transformer
TasksZero-shot embedding, in-context perturbation prediction
Species—
GitHub stars—
Interface—

Specs come from each project's README, paper or official page · Stack paper · Stack README · Stack source 3. “—” means we couldn't verify it.

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