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Data Visualizer — measured AI agent skill | DecimalAI

stijnman/data-visualizer

SkillScore73Maintained

Creates charts and visual summaries from tabular or numeric data. Use when u ser says visualize data, chart this, plot results. Triggers: visualize data, chart this, plot results, graph this.

by stijnman

Links this skill to your agents and keeps it current with the author’s updates.

Automatic

Data Analyst pack

decimalai skills pull stijnman-data-visualizer

Get this skill — curl · raw file

curl -fsSL https://app.decimal.ai/s/stijnman-data-visualizer/SKILL.md

Raw file: /s/stijnman-data-visualizer/SKILL.md ↗ · machine-readable summary at /s/stijnman-data-visualizer.json ↗

In productionGlobal

how this skill behaves on real traffic · last 30 days

No production data for this skill yet — usage numbers appear here once agents start running it.

Anonymized aggregate across every org using this skill — proof from real production use, not a demo.

Does this skill help? · Benchmark: with vs. withoutsign in to run this on your agents

22 test cases from the publisher’s eval.yaml · each run twice on gemini-3.6-flash — with the skill injected, then without · last run 7d ago

Yes — +27% lift-25% tokens0% turns73% of whole cases pass with skill (16/22)

Test case	Without → With	Effect	Δ tokens	Δ turns
case-02	✗→✓	▲ Improved	172%	0%
case-03	✗→✓	▲ Improved	-47%	0%
case-04	✗→✓	▲ Improved	-34%	0%
case-05	✗→✓	▲ Improved	-68%	0%
case-06	✗→✓	▲ Improved	-13%	0%

Showing 5 of 22 cases

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/1/2026

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

stijnman / grok-custom-skills

.grok/skills/data-visualizer/SKILL.md

View on GitHub ↗

License MITImported 8/1/2026Version v1

Skill contents

SKILL.md

Data Visualizer

When to Use

User says visualize data or task matches this capability
User says chart this or task matches this capability
User says plot results or task matches this capability
User says graph this or task matches this capability

Workflow

Parse data source (CSV, JSON, spreadsheet).
Choose chart type: bar, line, pie, scatter (default bar for categories).
Generate visualization code or image.
Include title, labels, and one-sentence insight.

Integrations

xlsx
insight-synthesizer

Error Handling

| Failure | Response | |---------|----------| | Malformed data | Show first 5 rows; ask user to fix format. |

Gotchas

Prefer code-generated charts over hand-drawn ASCII for accuracy.

Example

Input: User request matching triggers above. Output: Structured result per workflow with integrations invoked as needed.

Want to see if stijnman/data-visualizer would activate on your phrasing? Try it before you install — no LLM call, no signup.

Other measured skills in the registry, with their headline benchmark lift.