cellxgene-census

Query and analyze single-cell expression data from the CELLxGENE Census.

Updated May 8, 2026
One-click install
npx skills add https://github.com/Zeyuyang-0420/bio-ai-research-skills --skill cellxgene-census-zeyuyang-0420
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: cellxgene-census
Source: https://github.com/Zeyuyang-0420/bio-ai-research-skills/tree/main/categories/single-cell-sequencing/cellxgene-census
Command: npx skills add https://github.com/Zeyuyang-0420/bio-ai-research-skills --skill cellxgene-census-zeyuyang-0420

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires cellxgene-census, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses the challenge of querying and analyzing large-scale single-cell expression data, enabling users to access and analyze the CELLxGENE Census with ease.

Core Features & Use Cases

  • Programmatic Access: Access the CELLxGENE Census programmatically for efficient querying and analysis.
  • Large-Scale Data: Handle millions of cells and thousands of datasets across various organisms.
  • Use Case: Analyze expression data across tissues, diseases, or cell types for population-scale queries and reference atlas comparisons.

Quick Start

Install the Census API and open the Census to work with data:

uv pip install cellxgene-census
with cellxgene_census.open_soma() as census:
    # Work with census data

Frequently Asked Questions about cellxgene-census

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I query large-scale single-cell expression data across multiple datasets?▼

You can query large-scale single-cell expression data by using the cellxgene-census package to programmatically access the CELLxGENE Census, enabling cross-dataset analyses across millions of cells and various organisms.

Can I integrate CELLxGENE Census data with scanpy for machine learning workflows?▼

Yes, the CELLxGENE Census is designed for integration with analysis tools like scanpy and machine learning workflows, allowing you to efficiently query and analyze single-cell expression data within your existing pipeline.

What is the best way to analyze single-cell expression data for population-scale queries?▼

The best way to perform population-scale queries on single-cell expression data is through the CELLxGENE Census API, which provides programmatic access to compare expression data across tissues, diseases, or cell types.

Do I need to install the cellxgene-census package before analyzing single-cell expression data?▼

Yes, you must install the cellxgene-census package to access the Census API, which allows you to open the census and begin working with single-cell expression data for large-scale analysis.

How does the CELLxGENE Census handle large-scale single-cell expression data analysis?▼

The CELLxGENE Census handles large-scale analysis by providing programmatic access to millions of cells and thousands of datasets, allowing efficient querying and analysis of single-cell expression data across various organisms.