Agent skill

Chebi Query

by QSong-github in QSong-github/DrugClaw

Query the ChEBI (Chemical Entities of Biological Interest) database.

No licenceAuto-check passedKnowledge Management

Install Chebi Query

skills CLI
$ npx skills add QSong-github/DrugClaw --skill chebi-query -a claude-code

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

GitHub CLI
$ gh skill install QSong-github/DrugClaw chebi-query --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/QSong-github/DrugClaw.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/drug_ontology/chebi .claude/skills/chebi-query && 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
chebi-query
GitHub stars
116
Used in
1 other repo
Token cost
~773 tokens
SKILL.md length
281 words
Files
6
Skills in repo
31
Repo updated
First seen
Licence
None found

At a glance

Query the ChEBI (Chemical Entities of Biological Interest) database.

  • The user asks about small molecule identifiers
  • SKILL.md covers API, Usage, Key Fields Returned and Data Source
  • Runs Python scripts from its folder; reaches ebi.ac.uk
  • Chemical ontology roles

What it does

Chebi Query is an agent skill from QSong-github/DrugClaw. Query the ChEBI (Chemical Entities of Biological Interest) database. Use whenever the user asks about small molecule identifiers, chemical ontology roles, molecular formulae, SMILES, InChI, synonyms, or cross-references for biologically relevant chemical compounds via ChEBI.

Its SKILL.md is about 770 tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files (for example `README.md`, `__init__.py` and `chebi_skill.py`).

It sits in Knowledge Management, covering Drug discovery and cheminformatics and Knowledge graphs. The repository describes itself as: 🦀 Agentic RAG for drug intelligence · 57 skills · 15 task categories · DTI · ADR · DDI · PGx · Repurposing · Powered by LangGraph.

When your agent uses it

  • The user asks about small molecule identifiers
  • Chemical ontology roles
  • Molecular formulae
  • Cross-references for biologically relevant chemical compounds via ChEBI

Example prompts

  • “/chebi-query”

Requirements

  • Python 3

What it can do on your machine

Read from SKILL.md and the folder at commit bc7b93e. 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

    Ships script files (Python), which the agent can run.

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

  • Network

    Hosts in commands or code, which the agent is likely to contact:

    • ebi.ac.uk

    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

Chebi Query loads about 773 tokens when it runs. Until then it costs about 72 tokens; SKILL.md has 281 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~72
When it runs · the whole SKILL.md, loaded when a task matches
~773

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

Without a licence we can't republish the file, so here is its outline and opening line. It has 281 words (~773 tokens).

“Search the ChEBI 2.0 REST API by any entity. Auto-detects input type:”

— opening of SKILL.md by QSong-github
name
chebi-query

Read the full SKILL.md on GitHub

Files

SKILL.md and 5 other files in skills/drug_ontology/chebi of QSong-github/DrugClaw.

  • SKILL.md
  • README.md
  • __init__.py
  • chebi_skill.py
  • example.py
  • retrieve.py

Open the folder on GitHubat commit bc7b93e

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in QSong-github/DrugClaw, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Chebi Query 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.

Chebi Query compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Chebi Query this skillQSong-github/DrugClaw1161 repos~773Automated safety check: PassNone
Knowledge Graph ToolsDrugClaw/DrugClaw125—~1.7kAutomated safety check: PassApache-2.0
Torchdrugdavila7/claude-code-templates32k12 repos~3.5kAutomated safety check: PassMIT
TorchdrugK-Dense-AI/scientific-agent-skills48k1 repos~3kAutomated safety check: NotesApache-2.0
Torchdrug Englishaipoch/medical-research-skills2k—~2.6kAutomated safety check: PassMIT
Behive Researchqa10devteam/behive146—~1.4kAutomated safety check: PassMIT

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  • Torchdrug

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More from QSong-github/DrugClaw

All 31 skills in this repo
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  • Drkg Query

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    Query the DRKG (Drug Repurposing Knowledge Graph). An agent skill from QSong-github/DrugClaw.

    116 GitHub starsUsed in 1 repo~915 tokens
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  • Drugbank Query

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    Query a locally downloaded DrugBank database. An agent skill from QSong-github/DrugClaw.

    116 GitHub starsUsed in 1 repo~462 tokens
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  • Drugcentral Query

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    Query the DrugCentral drug pharmacology database. An agent skill from QSong-github/DrugClaw.

    116 GitHub starsUsed in 1 repo~710 tokens
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  • Drugmechdb Query

    QSong-github/DrugClaw

    Query the DrugMechDB drug mechanism-of-action database. An agent skill from QSong-github/DrugClaw.

    116 GitHub starsUsed in 1 repo~734 tokens
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  • Fda Orange Book Query

    QSong-github/DrugClaw

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Questions about Chebi Query

What does Chebi Query do?

Query the ChEBI (Chemical Entities of Biological Interest) database. Chebi Query is an agent skill from QSong-github/DrugClaw. Query the ChEBI (Chemical Entities of Biological Interest) database.

When should I use Chebi Query?

Chebi Query fits situations like: the user asks about small molecule identifiers; chemical ontology roles; molecular formulae; cross-references for biologically relevant chemical compounds via ChEBI.

How do I install Chebi Query in Claude Code?

Run `npx skills add QSong-github/DrugClaw --skill chebi-query -a claude-code`. Or copy the skill folder (skills/drug_ontology/chebi in QSong-github/DrugClaw) into .claude/skills/chebi-query in your project. Claude Code loads it when a task matches its description.

How do I install Chebi Query in Codex?

Run `npx skills add QSong-github/DrugClaw --skill chebi-query -a codex`. Or copy the skill folder (skills/drug_ontology/chebi in QSong-github/DrugClaw) into .agents/skills/chebi-query in your project. Codex loads it when a task matches its description.

Can I use Chebi Query 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 QSong-github/DrugClaw --skill chebi-query -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/chebi-query, .gemini/skills/chebi-query, .github/skills/chebi-query and .opencode/skills/chebi-query in your project.

What does Chebi Query need to run?

Going by SKILL.md and its folder, Chebi Query needs Python for the scripts in its folder. Our summary lists: Python 3.

Does Chebi Query access the network?

SKILL.md names 1 domain. In commands or code: ebi.ac.uk; the agent is likely to contact it when it follows the instructions. This is read from the text; nothing was executed.

Is Chebi Query 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 Chebi Query use?

No licence was found for Chebi Query or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Chebi Query use?

About 773 tokens (SKILL.md is roughly 3.1k 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 Chebi Query?

Skills that share tags, products or a category with Chebi Query: Knowledge Graph Tools (DrugClaw/DrugClaw, 125 stars), Torchdrug (davila7/claude-code-templates, 32k stars), Torchdrug (K-Dense-AI/scientific-agent-skills, 48k stars) and Torchdrug English (aipoch/medical-research-skills, 2k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Chebi Query?

QSong-github (a GitHub user) maintains it in QSong-github/DrugClaw, which has 116 GitHub stars. The repository holds 31 skills in this directory. The repository was last updated on August 25, 2026.

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