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PMC Harvest
by
angusthefuzz
· GitHub ↗
· v1.0.0
804
Downloads
3
Stars
3
Active Installs
1
Versions
Install in OpenClaw
/install pmc-harvest
Description
Fetch and retrieve full-text or abstracts of open-access articles from PubMed Central by journal, year, or PMCID using NCBI's public APIs without an API key.
Usage Guidance
This skill appears to do exactly what it claims: search PMC and fetch open-access full-text via NCBI's public APIs. Before installing, ensure you have Node available and that your environment allows outbound HTTPS to ncbi.nlm.nih.gov. If you plan large-scale harvesting, respect NCBI rate limits and usage policies (the code implements a 3 req/sec delay but large batches should be staggered and run off-peak). In an enterprise environment, verify network egress policies because the scripts will make direct HTTP(S) requests to NCBI. If you need stronger guarantees, review the included source files yourself — they are small, readable, and contain no obfuscated or third-party endpoints.
Capability Analysis
Type: OpenClaw Skill
Name: pmc-harvest
Version: 1.0.0
The OpenClaw skill 'pmc-harvest' is designed to fetch articles from PubMed Central using official NCBI APIs. All network requests are directed to `eutils.ncbi.nlm.nih.gov` and `pmc.ncbi.nlm.nih.gov`, as documented in `SKILL.md` and implemented in `lib/api.js`. User inputs are handled as query parameters or IDs, which are properly URL-encoded or parsed, preventing arbitrary command or URL injection. The `SKILL.md` file contains no prompt injection attempts against the agent. The code demonstrates responsible API usage, including rate limiting, and lacks any indicators of malicious intent such as data exfiltration, unauthorized execution, or persistence mechanisms.
Capability Assessment
Purpose & Capability
The name/description (PMC harvesting) matches the code and SKILL.md: the package only requires node, uses NCBI E-utilities and OAI-PMH endpoints, implements search, summaries, and full-text retrieval. No unrelated services, credentials, or binaries are requested.
Instruction Scope
SKILL.md and the CLI instruct only running the included Node scripts and using NCBI endpoints. The runtime instructions do not ask the agent to read unrelated files, environment variables, or post data to third-party endpoints. All network calls in the code go to ncbi.nlm.nih.gov / pmc.ncbi.nlm.nih.gov.
Install Mechanism
There is no install spec (instruction-only), and the included code is plain Node.js source that uses only built-in https/zlib modules. No external downloads or archives, package registry installs, or untrusted URLs are present.
Credentials
The skill requires only the 'node' binary and requests no environment variables, keys, or config paths. This is proportionate for a Node CLI that calls public HTTP APIs.
Persistence & Privilege
The skill does not request always:true, does not modify other skills or system-wide settings, and contains no code that persistently installs components or stores credentials. It performs transient network requests only when invoked.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install pmc-harvest - After installation, invoke the skill by name or use
/pmc-harvest - Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
Initial release - NCBI API client for PubMed Central
Metadata
Frequently Asked Questions
What is PMC Harvest?
Fetch and retrieve full-text or abstracts of open-access articles from PubMed Central by journal, year, or PMCID using NCBI's public APIs without an API key. It is an AI Agent Skill for Claude Code / OpenClaw, with 804 downloads so far.
How do I install PMC Harvest?
Run "/install pmc-harvest" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is PMC Harvest free?
Yes, PMC Harvest is completely free (open-source). You can download, install and use it at no cost.
Which platforms does PMC Harvest support?
PMC Harvest is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created PMC Harvest?
It is built and maintained by angusthefuzz (@angusthefuzz); the current version is v1.0.0.
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