Queries the CZ CELLxGENE Census programmatically for versioned public single-cell and spatial transcriptomics data. Use when you need population-scale cell metadata, gene expression slices, Census summary counts, source H5AD URIs/downloads, embeddings, spatial Census data, or reference atlas comparisons across organisms, tissues, diseases, assays, and cell types.
Install
npx skills add K-Dense-AI/scientific-agent-skills --skill cellxgene-censusnpx skills add K-Dense-AI/scientific-agent-skills --skill cellxgene-census -a claude-code -gnpx skills add K-Dense-AI/scientific-agent-skills --skill cellxgene-census -a codex -ggemini skills install https://github.com/K-Dense-AI/scientific-agent-skills.git --path skills/cellxgene-censusgh skill install K-Dense-AI/scientific-agent-skills cellxgene-censusgit clone --depth 1 https://github.com/K-Dense-AI/scientific-agent-skills /tmp/K-Dense-AI__scientific-agent-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/K-Dense-AI__scientific-agent-skills/skills/cellxgene-census ~/.claude/skills/cellxgene-census # Claude Code
cp -R /tmp/K-Dense-AI__scientific-agent-skills/skills/cellxgene-census ~/.agents/skills/cellxgene-census # Codex, Cursor, Gemini CLI, Copilot, OpenCode