id string | source string | type string | language string | text string | metadata dict |
|---|---|---|---|---|---|
acfa1b08-139f-42e9-b6a8-b58d4d7a3a14 | wikipedia | text | en | Anarchism is a political philosophy and movement that seeks to abolish all institutions that perpetuate authority, coercion, or hierarchy, primarily targeting the state and capitalism. Anarchism advocates for the replacement of the state with stateless societies and voluntary free associations. Anarchism is described a... | {
"url": "https://en.wikipedia.org/wiki/Anarchism",
"title": "Anarchism",
"license": "CC-BY-SA-4.0",
"scraped_at": "2026-06-15T05:46:22.880999+00:00",
"quality_score": 0.9576,
"token_count": 9136,
"word_count": 6852
} |
c9f3969b-3a1c-4df7-8edd-2cf9f6f04ddd | wikipedia | text | en | thumb|Albedo change in Greenland: The map shows the difference between the amount of sunlight Greenland reflected in the summer of 2011 versus the amount it reflected between 2000 and 2006. Some areas reflect close to 20 percent less light than a decade ago.
Albedo ( ; ) is the fraction of sunlight that is diffusely re... | {
"url": "https://en.wikipedia.org/wiki/Albedo",
"title": "Albedo",
"license": "CC-BY-SA-4.0",
"scraped_at": "2026-06-15T05:46:23.037674+00:00",
"quality_score": 0.9429,
"token_count": 5746,
"word_count": 4310
} |
00d41b22-d0ad-4c3a-88dc-03e889fc6039 | wikipedia | text | en | A (minuscule: a) is the first letter and the first vowel letter of the Latin alphabet, used in the modern English alphabet, and others worldwide. Its name in English is a (pronounced as in say), plural aes.
It is similar in shape to the Ancient Greek letter alpha, from which it derives. The uppercase version consists ... | {
"url": "https://en.wikipedia.org/wiki/A",
"title": "A",
"license": "CC-BY-SA-4.0",
"scraped_at": "2026-06-15T05:46:23.084087+00:00",
"quality_score": 0.9373,
"token_count": 2742,
"word_count": 2057
} |
beb7740a-1985-4a30-8017-7ec88592f469 | wikipedia | text | en | Alabama (, ) is a state in the Southeastern and Deep Southern regions of the United States. It borders Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama is the 30th largest by area, and the 24th-most populous of the 50 U.S. states.
Alabama is... | {
"url": "https://en.wikipedia.org/wiki/Alabama",
"title": "Alabama",
"license": "CC-BY-SA-4.0",
"scraped_at": "2026-06-15T05:46:23.199472+00:00",
"quality_score": 0.9432,
"token_count": 18168,
"word_count": 13626
} |
7e43ae85-9f11-4125-8924-1e2454ff9e5a | wikipedia | text | en | "In Greek mythology, Achilles ( ) or Achilleus () was a hero of the Trojan War who was known as bein(...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/Achilles","title":"Achilles","license":"CC-BY-SA-4.0","scraped(...TRUNCATED) |
e800b546-83e9-4927-a269-8bcb6bd15583 | wikipedia | text | en | "Abraham Lincoln (February 12, 1809April 15, 1865) was the 16th president of the United States, serv(...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/Abraham_Lincoln","title":"Abraham Lincoln","license":"CC-BY-SA(...TRUNCATED) |
3b451686-c86c-466b-9688-9ae6f5e5abe5 | wikipedia | text | en | "Aristotle (; 384–322 BC) was an ancient Greek philosopher and polymath. His writings span the na(...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/Aristotle","title":"Aristotle","license":"CC-BY-SA-4.0","scrap(...TRUNCATED) |
d6b463ba-1135-453d-89eb-19c67323f272 | wikipedia | text | en | "An American in Paris is a jazz-influenced symphonic poem (or tone poem) for orchestra by American c(...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/An_American_in_Paris","title":"An American in Paris","license"(...TRUNCATED) |
d9a32c0c-1a0d-4cf6-a2e0-46ed323596bd | wikipedia | text | en | "The Academy Award for Best Production Design recognizes achievement for art direction in film. The (...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/Academy_Award_for_Best_Production_Design","title":"Academy Awa(...TRUNCATED) |
f2a8539a-d080-4106-8d66-7ac09f6d2c52 | wikipedia | text | en | "The Academy Awards, more commonly known as the Oscars, are awards based on artistic and technical m(...TRUNCATED) | {"url":"https://en.wikipedia.org/wiki/Academy_Awards","title":"Academy Awards","license":"CC-BY-SA-4(...TRUNCATED) |
End of preview. Expand in Data Studio
Wikipedia English — Preprocessed
A clean, preprocessed version of the English Wikipedia dump, ready for LLM pretraining.
Stats
| Field | Value |
|---|---|
| Language | English (en) |
| Total size | 40.5 GB |
| License | CC-BY-SA 4.0 |
| Source | en.wikipedia.org |
| Dump date | May 2026 |
Processing Steps
- Downloaded full English Wikipedia XML BZ2 dump
- Parsed articles using
mwparserfromhell— wikitext → plain text - Filtered redirects and short articles
- Cleaned — removed templates, file/image links, excessive whitespace
- Quality scored based on punctuation ratio
Format
{
"id": "uuid-v4",
"source": "wikipedia_en",
"type": "text",
"language": "en",
"text": "Article text...",
"metadata": {
"url": "https://en.wikipedia.org/wiki/Title",
"title": "Article Title",
"license": "CC-BY-SA-4.0",
"scraped_at": "2026-05-29T00:00:00+00:00",
"quality_score": 0.95,
"token_count": 512,
"word_count": 384
}
}
Usage
from datasets import load_dataset
ds = load_dataset("raj2708/wikipedia-en", split="train", streaming=True)
for row in ds:
print(row["metadata"]["title"])
print(row["text"][:300])
break
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