Agent skill

Data Analysis

by fastclaw-ai in fastclaw-ai/fastclaw

Analyze data, process CSV/JSON files, compute statistics, and create data visualizations.

Custom licenceAuto-check passedData & Analytics

Install Data Analysis

skills CLI
$ npx skills add fastclaw-ai/fastclaw --skill data-analysis -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install fastclaw-ai/fastclaw data-analysis --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/fastclaw-ai/fastclaw.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/data-analysis .claude/skills/data-analysis && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
data-analysis
GitHub stars
1.4k
Token cost
~410 tokens
SKILL.md length
86 words
Files
1
Skills in repo
9
Repo updated
First seen
Licence
Custom licence

At a glance

Analyze data, process CSV/JSON files, compute statistics, and create data visualizations.

  • The user asks about data processing
  • SKILL.md covers Common Libraries, Common Tasks and Guidelines
  • Calls pip
  • Tasks that involve Data analysis

What it does

Data Analysis is an agent skill from fastclaw-ai/fastclaw. Analyze data, process CSV/JSON files, compute statistics, and create data visualizations. Use when the user asks about data processing, statistics, or analysis.

Its SKILL.md is about 410 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Data & Analytics, covering Data analysis, Data visualization and Statistics. The repository describes itself as: Multi-Agent Framework.

When your agent uses it

  • The user asks about data processing
  • Tasks that involve Data analysis
  • Tasks that involve Data visualization

Example prompts

  • “/data-analysis”

Requirements

  • Python 3

What it can do on your machine

Read from SKILL.md and the folder at commit f401889. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • pip

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use pip, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Data Analysis loads about 410 tokens when it runs. Until then it costs about 44 tokens; SKILL.md has 86 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~44
When it runs · the whole SKILL.md, loaded when a task matches
~410

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 86 words (~410 tokens).

“Analyze and process data using Python in the sandbox.”

— opening of SKILL.md by fastclaw-ai, Custom licence
name
data-analysis

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/data-analysis of fastclaw-ai/fastclaw.

Open the folder on GitHubat commit f401889

Compare with similar skills

Data Analysis next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Data Analysis compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Data Analysis this skillfastclaw-ai/fastclaw1.4k—~410Automated safety check: PassCustom licence
CSV Data Analysis5zjk5/prompt-engineering127—~2.6kAutomated safety check: PassNone
Ukb Ppp Region FetchClawBio/ClawBio1.2k—~4.6kAutomated safety check: PassMIT
Analysis Graphingclshortfuse/renodx4.4k—~1.1kAutomated safety check: PassMIT
Eqtl Catalogue Region FetchClawBio/ClawBio1.2k1 repos~4.3kAutomated safety check: PassMIT
Gwas Catalog Region FetchClawBio/ClawBio1.2k1 repos~3.5kAutomated safety check: PassMIT

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  • CSV Data Analysis

    5zjk5/prompt-engineering

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    127 GitHub stars~2.6k tokensUpdated 22 days ago
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  • Ukb Ppp Region Fetch

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    Fetch a regional slice of plasma pQTL summary statistics from the UK Biobank Pharma Proteomics Project (UKB-PPP; Sun 2023 Nature) for a specific (protein, ancestry) measurement.

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  • Fetch a region of cis-eQTL summary statistics from EBI eQTL Catalogue v7+ via tabix-on-FTP.

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  • Hybrid-Engine Data Analysis

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Questions about Data Analysis

What does Data Analysis do?

Analyze data, process CSV/JSON files, compute statistics, and create data visualizations. Data Analysis is an agent skill from fastclaw-ai/fastclaw. Analyze data, process CSV/JSON files, compute statistics, and create data visualizations.

When should I use Data Analysis?

Data Analysis fits situations like: the user asks about data processing; tasks that involve Data analysis; tasks that involve Data visualization.

How do I install Data Analysis in Claude Code?

Run `npx skills add fastclaw-ai/fastclaw --skill data-analysis -a claude-code`. Or copy the skill folder (skills/data-analysis in fastclaw-ai/fastclaw) into .claude/skills/data-analysis in your project. Claude Code loads it when a task matches its description.

How do I install Data Analysis in Codex?

Run `npx skills add fastclaw-ai/fastclaw --skill data-analysis -a codex`. Or copy the skill folder (skills/data-analysis in fastclaw-ai/fastclaw) into .agents/skills/data-analysis in your project. Codex loads it when a task matches its description.

Can I use Data Analysis in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add fastclaw-ai/fastclaw --skill data-analysis -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/data-analysis, .gemini/skills/data-analysis, .github/skills/data-analysis and .opencode/skills/data-analysis in your project.

What does Data Analysis need to run?

Going by SKILL.md and its folder, Data Analysis needs the command-line tools its instructions call (pip). Our summary lists: Python 3.

Does Data Analysis access the network?

SKILL.md contains no URLs. Its commands use pip, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Data Analysis safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Data Analysis use?

Data Analysis has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Data Analysis use?

About 410 tokens (SKILL.md is roughly 1.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Data Analysis?

Skills that share tags, products or a category with Data Analysis: CSV Data Analysis (5zjk5/prompt-engineering, 127 stars), Ukb Ppp Region Fetch (ClawBio/ClawBio, 1.2k stars), Analysis Graphing (clshortfuse/renodx, 4.4k stars) and Eqtl Catalogue Region Fetch (ClawBio/ClawBio, 1.2k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Data Analysis?

fastclaw-ai (a GitHub organization) maintains it in fastclaw-ai/fastclaw, which has 1,354 GitHub stars. The repository holds 9 skills in this directory. The repository was last updated on October 6, 2026.

Source: fastclaw-ai/fastclaw on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.