Agent skill

Sci Papers Downloder

by wentorai in wentorai/Research-Claw

Search academic papers (OpenAlex no-key by default, or Scopus with a built-in key) and download full-text PDFs concurrently — OA direct link → Unpaywall → Sci-Hub fallback (on by default).

Custom licenceAuto-check passedDocuments & Office

Install Sci Papers Downloder

skills CLI
$ npx skills add wentorai/Research-Claw --skill sci-papers-downloder -a claude-code

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

GitHub CLI
$ gh skill install wentorai/Research-Claw sci-papers-downloder --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/wentorai/Research-Claw.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/sci-papers-downloder .claude/skills/sci-papers-downloder && 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
sci-papers-downloder
GitHub stars
858
Token cost
~1.9k tokens
SKILL.md length
755 words
Files
6 (incl. scripts)
Skills in repo
29
Repo updated
First seen
Licence
Custom licence

At a glance

Search academic papers (OpenAlex no-key by default, or Scopus with a built-in key) and download full-text PDFs concurrently — OA direct link → Unpaywall → Sci-Hub fallback (on by default).

  • Works in 4 steps: Default to OpenAlex end-to-end →… → Use Scopus instead →… → Already have DOIs? Skip search →… → …
  • Tasks that involve Academic paper search
  • SKILL.md covers What this gives the agent, Agent decision policy…, Setup (minimal) and Intent mapping: quantity +…, plus 6 more sections
  • Runs Python scripts from its folder; calls python3 and uvx; reaches github.com; needs DEFAULT_ELSEVIER_API_KEY and ELSEVIER_API_KEY

What it does

Sci Papers Downloder is an agent skill from wentorai/Research-Claw. Search academic papers (OpenAlex no-key by default, or Scopus with a built-in key) and download full-text PDFs concurrently — OA direct link → Unpaywall → Sci-Hub fallback (on by default). Quantity-aware and latest-aware.

Its SKILL.md is about 1.9k tokens, which your agent loads only when the skill is triggered. The skill folder holds 6 other files, including scripts (for example `scripts/download_open_access.py`, `scripts/openalex_batch_download.py` and `scripts/search_openalex.py`).

It sits in Documents & Office, covering Academic paper search. The repository describes itself as: In the AI era, why can't everyone be a Principal Investigator?

When your agent uses it

  • Tasks that involve Academic paper search

Example prompts

  • “/sci-papers-downloder”

Requirements

  • Python 3
  • A credential in DEFAULT_ELSEVIER_API_KEY
  • A credential in ELSEVIER_API_KEY

Workflow steps

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

  1. Default to OpenAlex end-to-end → skills/sci-papers-downloder/scripts/openalex_batch_download.py.
  2. Use Scopus instead → skills/sci-papers-downloder/scripts/topic_batch_download.py only when the
  3. Already have DOIs? Skip search → skills/sci-papers-downloder/scripts/download_open_access.py
  4. Search without downloading? → skills/sci-papers-downloder/scripts/search_openalex.py (no key) or

What it can do on your machine

Read from SKILL.md and the folder at commit 5015be7. 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 5 files in scripts/ (Python), which the agent can run.

    Shell commands in SKILL.md call:

    • python3
    • uvx

    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:

    • github.com

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

  • Credentials

    Names these keys or tokens, usually read from environment variables:

    • DEFAULT_ELSEVIER_API_KEY
    • ELSEVIER_API_KEY

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

Context cost

Sci Papers Downloder loads about 1.9k tokens when it runs. Until then it costs about 61 tokens; SKILL.md has 755 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~61
When it runs · the whole SKILL.md, loaded when a task matches
~1.9k

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 755 words (~1,945 tokens).

“End-to-end: topic/keywords/DOI in → validated PDF files out. One pipeline, two interchangeable search backends, a layered download strategy, and concurrency.”

— opening of SKILL.md by wentorai, Custom licence
name
sci-papers-downloder

Read the full SKILL.md on GitHub

Files

SKILL.md and 5 other files (scripts) in skills/sci-papers-downloder of wentorai/Research-Claw.

  • SKILL.md
  • scripts/download_open_access.py
  • scripts/openalex_batch_download.py
  • scripts/search_openalex.py
  • scripts/search_scopus.py
  • scripts/topic_batch_download.py

Open the folder on GitHubat commit 5015be7

Compare with similar skills

Sci Papers Downloder 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.

Sci Papers Downloder compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Sci Papers Downloder this skillwentorai/Research-Claw858—~1.9kAutomated safety check: PassCustom licence
Scholar Slidesluwill/research-skills858—~1.9kAutomated safety check: PassMIT
Paper Interpretationdigoal/blog8.6k—~1.5kAutomated safety check: PassGPL-2.0
Paper2htmlcnfjlhj/ai-collab-playbook452—~2.4kAutomated safety check: PassNone
Paper LensYSQ-boop/paper-lens101—~1.3kAutomated safety check: PassApache-2.0
Paper Interpreterchujianyun/skills740—~810Automated safety check: PassCustom licence

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Questions about Sci Papers Downloder

What does Sci Papers Downloder do?

Search academic papers (OpenAlex no-key by default, or Scopus with a built-in key) and download full-text PDFs concurrently — OA direct link → Unpaywall → Sci-Hub fallback (on by default). Sci Papers Downloder is an agent skill from wentorai/Research-Claw. Search academic papers (OpenAlex no-key by default, or Scopus with a built-in key) and download full-text PDFs concurrently — OA direct link → Unpaywall → Sci-Hub fallback (on by default).

When should I use Sci Papers Downloder?

Sci Papers Downloder fits situations like: tasks that involve Academic paper search.

How do I install Sci Papers Downloder in Claude Code?

Run `npx skills add wentorai/Research-Claw --skill sci-papers-downloder -a claude-code`. Or copy the skill folder (skills/sci-papers-downloder in wentorai/Research-Claw) into .claude/skills/sci-papers-downloder in your project. Claude Code loads it when a task matches its description.

How do I install Sci Papers Downloder in Codex?

Run `npx skills add wentorai/Research-Claw --skill sci-papers-downloder -a codex`. Or copy the skill folder (skills/sci-papers-downloder in wentorai/Research-Claw) into .agents/skills/sci-papers-downloder in your project. Codex loads it when a task matches its description.

Can I use Sci Papers Downloder 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 wentorai/Research-Claw --skill sci-papers-downloder -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/sci-papers-downloder, .gemini/skills/sci-papers-downloder, .github/skills/sci-papers-downloder and .opencode/skills/sci-papers-downloder in your project.

What does Sci Papers Downloder need to run?

Going by SKILL.md and its folder, Sci Papers Downloder needs Python for the scripts in its folder, the command-line tools its instructions call (python3 and uvx) and credentials named DEFAULT_ELSEVIER_API_KEY and ELSEVIER_API_KEY. Our summary lists: Python 3; A credential in DEFAULT_ELSEVIER_API_KEY; A credential in ELSEVIER_API_KEY.

Does Sci Papers Downloder access the network?

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

Is Sci Papers Downloder 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 Sci Papers Downloder use?

Sci Papers Downloder 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 Sci Papers Downloder use?

About 1.9k tokens (SKILL.md is roughly 7.8k 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 Sci Papers Downloder?

Skills that share tags, products or a category with Sci Papers Downloder: Scholar Slides (luwill/research-skills, 858 stars), Paper Interpretation (digoal/blog, 8.6k stars), Paper2html (cnfjlhj/ai-collab-playbook, 452 stars) and Paper Lens (YSQ-boop/paper-lens, 101 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Sci Papers Downloder?

wentorai (a GitHub user) maintains it in wentorai/Research-Claw, which has 858 GitHub stars. The repository holds 29 skills in this directory. The repository was last updated on August 20, 2026.

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