pymatgen SKILL.md skillA

pymatgen from k-dense-ai/scientific-agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add k-dense-ai/scientific-agent-skills/pymatgen@v1.5

Pins v1.5 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
k-dense-ai/scientific-agent-skills
Path
skills/pymatgen/SKILL.md
Versions recorded
7
Latest version
v1.5, committed Oct 1, 2026
First version recorded
Jun 11, 2026
Size
18,295 bytes
Repository stars
53,159
License
MIT

Analyzes, validates, converts, and transforms materials structures and computed materials data with pymatgen. Use for local phase diagrams, symmetry sensitivity, electronic-structure I/O, and bounded Materials Project queries.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# pymatgen

Use pymatgen for explicit, provenance-preserving work with compositions,
molecules, periodic structures, computed entries, symmetry, phase diagrams,
electronic structures, and electronic-structure-code files. Treat every parse,
conversion, symmetry assignment, transformation, and database result as
method- and parameter-dependent.

The MIT frontmatter license covers this skill. `pymatgen` and
`pymatgen-core` are MIT; `mp-api` declares BSD-3-Clause-LBNL. Materials Project
data is generally CC BY 4.0, while contributed data remains owned by its
contributors. Check the exact artifact and data terms before redistribution.

## Verified snapshot (2026-09-30)

- `pymatgen==2026.9.24` is the latest stable wrapper release (uploaded 2026-09-23).
  Package metadata requires Python 3.11+ and directly requires
  `pymatgen-core>=2026.9.23`.
- `pymatgen-core==2026.9.23` is the latest stable core release (2026-09-23).
  It now contains core objects, symmetry/lattice operations, and the I/O layer,
  all under the existing `pymatgen.*` namespace.
- `mp-api==0.46.5` is the latest stable Materials Project client
  (2026-08-18), requires Python 3.11+, and depends on
  `pymatgen>2024.2.20`.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add k-dense-ai/scientific-agent-skills/pymatgen@sha256:4a106d7682cd9881

The line at the top of this page pins the label v1.5, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_qimxj52wchmoo4e7.svg)](https://markdownregistry.com/a/art_qimxj52wchmoo4e7)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 7 versions of this file, between Jun 11, 2026 and Oct 1, 2026, about one every 19 days.

versioncommittedcommitsizeaudit
v1.5 latest2026-10-01 a92663a 18,295 BA view · diff
v1.42026-09-30 ce9e6e9 16,910 BA view · diff
v1.32026-09-02 1e5eeff 16,292 BA view · diff
v1.22026-07-26 b085e11 15,334 BA view · diff
v1.22026-07-24 0ece03a 15,354 BA view · diff
git:20260611.c1150bd2026-06-11 c1150bd 20,401 BA view · diff
git:20260611.fe3f7152026-06-11 fe3f715 20,231 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (18295 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

k-dense-ai/scientific-agent-skills · 53,159 stars · license MIT · pushed 2026-10-19 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_qimxj52wchmoo4e7
GET https://markdownregistry.com/api/v1/resolve?ref=k-dense-ai/scientific-agent-skills/pymatgen
GET https://markdownregistry.com/api/v1/blob/4a106d7682cd9881765700d534cb419458ba407935a59168547da1ae6ea4b6b1

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in k-dense-ai/scientific-agent-skills

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