> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kalarislabs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# anndata — AI agent skill for life sciences

> Data structure for annotated matrices in single-cell analysis.

# `anndata`

> Data structure for annotated matrices in single-cell analysis. Use when working with .h5ad files or integrating with the scverse ecosystem. This is the data format skill—for analysis workflows use scanpy; for probabilistic models use scvi-tools; for population-scale queries use cellxgene-census.

**Category:** [life-sciences](/research-agent-skills/skills#life-sciences) · **License:** BSD-3-Clause license · **Version:** 1.2

## Install

```bash theme={null}
npx research-agent-skills install anndata
npx skills add KalarisLabs/research-agent-skills --skill anndata
```

## When to use it

Data structure for annotated matrices in single-cell analysis. Use when working with .h5ad files or integrating with the scverse ecosystem. This is the data format skill—for analysis workflows use scanpy; for probabilistic models use scvi-tools; for population-scale queries use cellxgene-census.

## Full playbook

Read [SKILL.md](https://github.com/KalarisLabs/research-agent-skills/blob/main/skills/anndata/SKILL.md) for the complete workflow, references and any scripts. The agent installer copies the full skill folder.


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