Search bioRxiv preprints through the official bioRxiv API and locally filter titles, abstracts, and authors for keyword queries.

Custom licenceAuto-check passedResearch & Science

Install Biorxiv Search

skills CLI
$ npx skills add BioTender-max/awesome-bio-agent-skills --skill biorxiv-search -a claude-code

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

GitHub CLI
$ gh skill install BioTender-max/awesome-bio-agent-skills biorxiv-search --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/BioTender-max/awesome-bio-agent-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/omics/biorxiv-search .claude/skills/biorxiv-search && 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
biorxiv-search
GitHub stars
200
Token cost
~2.4k tokens
SKILL.md length
1,123 words
Files
4 (incl. scripts)
Skills in repo
23
Repo updated
First seen
Licence
Custom licence

At a glance

Search bioRxiv preprints through the official bioRxiv API and locally filter titles, abstracts, and authors for keyword queries.

  • Works in 11 steps: Prefer this skill when the request is… → Use the bundled CLI → The official bioRxiv API does not… → …
  • You need recent biology preprints
  • SKILL.md covers Instructions, Quick Reference, Input Requirements and Search Semantics, plus 5 more sections
  • Runs Python scripts from its folder; reaches api.biorxiv.org

What it does

Biorxiv Search is an agent skill from BioTender-max/awesome-bio-agent-skills. Search bioRxiv preprints through the official bioRxiv API and locally filter titles, abstracts, and authors for keyword queries. Use when you need recent biology preprints, bioRxiv-native metadata, date-range scans, DOI lookups, or author shortlists that may not yet appear in peer-reviewed literature indexes.

Its SKILL.md is about 2.4k tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files, including scripts (for example `agents/openai.yaml` and `scripts/search.py`).

It sits in Research & Science, covering Academic paper search. The repository describes itself as: A curated collection of AI agent skills for biomedical research, covering genomics, proteomics, single-cell analysis, clinical AI, and protein design.

When your agent uses it

  • You need recent biology preprints
  • BioRxiv-native metadata
  • Date-range scans
  • Author shortlists that may not yet appear in peer-reviewed literature indexes

Example prompts

  • “/biorxiv-search”

Requirements

  • Python 3

Workflow steps

11 steps, taken from the first numbered list in SKILL.md.

  1. Prefer this skill when the request is about bioRxiv-native preprints, recent biology submissions, or preprint metadata that may lag in…
  2. Use the bundled CLI
  3. The official bioRxiv API does not provide a general server-side keyword search endpoint.
  4. When keywords are provided, search title, abstract, and authors by default.
  5. Keep the search window bounded.
  6. Use --category when the topic should stay narrow.
  7. Use --author for author-specific requests.
  8. The API paginates 100 records at a time.
  9. By default, the CLI collapses multiple versions of the same preprint and keeps the latest version for each DOI.
  10. Treat the API output as discovery metadata.
  11. If the user wants peer-reviewed biomedical literature or PMC full text rather than bioRxiv preprints, use polars-dovmed instead.

What it can do on your machine

Read from SKILL.md and the folder at commit 8cbdd18. 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 2 files in scripts/ (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:

    • api.biorxiv.org

    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

Biorxiv Search loads about 2.4k tokens when it runs. Until then it costs about 81 tokens; SKILL.md has 1,123 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~81
When it runs · the whole SKILL.md, loaded when a task matches
~2.4k

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); the scripts in this folder 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 1,123 words (~2,380 tokens).

“Search bioRxiv through its official API for recent-preprint discovery, date-range scans, DOI lookups, author shortlisting, and local keyword filtering over title, abstract, and author metadata.”

— opening of SKILL.md by BioTender-max, Custom licence
name
biorxiv-search

Read the full SKILL.md on GitHub

Files

SKILL.md and 3 other files (scripts) in skills/omics/biorxiv-search of BioTender-max/awesome-bio-agent-skills.

  • SKILL.md
  • agents/openai.yaml
  • scripts/search
  • scripts/search.py

Open the folder on GitHubat commit 8cbdd18

Compare with similar skills

Biorxiv Search 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.

Biorxiv Search compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Biorxiv Search this skillBioTender-max/awesome-bio-agent-skills200—~2.4kAutomated safety check: PassCustom licence
Read arXiv Paperkarpathy/nanochat59k1 repos~494Automated safety check: PassMIT
Perplexity Web Searchdavila7/claude-code-templates33k11 repos~3.5kAutomated safety check: NotesMIT
Literature Reviewneflibata-feng/MyArxiv-Agent12620 repos~5.9kAutomated safety check: NotesMIT
Openalex Databaseneflibata-feng/MyArxiv-Agent12612 repos~3kAutomated safety check: PassCustom licence
Citation ManagementK-Dense-AI/claude-scientific-writer2.4k2 repos~3.9kAutomated safety check: NotesMIT

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Questions about Biorxiv Search

What does Biorxiv Search do?

Search bioRxiv preprints through the official bioRxiv API and locally filter titles, abstracts, and authors for keyword queries. Biorxiv Search is an agent skill from BioTender-max/awesome-bio-agent-skills. Search bioRxiv preprints through the official bioRxiv API and locally filter titles, abstracts, and authors for keyword queries.

When should I use Biorxiv Search?

Biorxiv Search fits situations like: you need recent biology preprints; bioRxiv-native metadata; date-range scans; author shortlists that may not yet appear in peer-reviewed literature indexes.

How do I install Biorxiv Search in Claude Code?

Run `npx skills add BioTender-max/awesome-bio-agent-skills --skill biorxiv-search -a claude-code`. Or copy the skill folder (skills/omics/biorxiv-search in BioTender-max/awesome-bio-agent-skills) into .claude/skills/biorxiv-search in your project. Claude Code loads it when a task matches its description.

How do I install Biorxiv Search in Codex?

Run `npx skills add BioTender-max/awesome-bio-agent-skills --skill biorxiv-search -a codex`. Or copy the skill folder (skills/omics/biorxiv-search in BioTender-max/awesome-bio-agent-skills) into .agents/skills/biorxiv-search in your project. Codex loads it when a task matches its description.

Can I use Biorxiv Search 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 BioTender-max/awesome-bio-agent-skills --skill biorxiv-search -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/biorxiv-search, .gemini/skills/biorxiv-search, .github/skills/biorxiv-search and .opencode/skills/biorxiv-search in your project.

What does Biorxiv Search need to run?

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

Does Biorxiv Search access the network?

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

Is Biorxiv Search 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. The check reads SKILL.md only: the scripts in the folder are not scanned, so read them before running anything.

What licence does Biorxiv Search use?

Biorxiv Search 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 Biorxiv Search use?

About 2.4k tokens (SKILL.md is roughly 9.5k 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 Biorxiv Search?

Skills that share tags, products or a category with Biorxiv Search: Read arXiv Paper (karpathy/nanochat, 59k stars), Perplexity Web Search (davila7/claude-code-templates, 33k stars), Literature Review (neflibata-feng/MyArxiv-Agent, 126 stars) and Openalex Database (neflibata-feng/MyArxiv-Agent, 126 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Biorxiv Search?

BioTender-max (a GitHub user) maintains it in BioTender-max/awesome-bio-agent-skills, which has 200 GitHub stars. The repository holds 23 skills in this directory. The repository was last updated on July 1, 2026.

Source: BioTender-max/awesome-bio-agent-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.