API Access
Access dataset files directly from scripts, code, or AI agents.
Browse dataset files
API Access
Access dataset files directly from scripts, code, or AI agents.
Dataset Files
Each file has a stable URL (r-link) that you can use directly in scripts, apps, or AI agents. These URLs are permanent and safe to hardcode.
/fivethirtyeight/undefeated-boxers/
https://datahub.io/fivethirtyeight/undefeated-boxers/_r/-/README.md
https://datahub.io/fivethirtyeight/undefeated-boxers/_r/-/data/undefeated.csv
https://datahub.io/fivethirtyeight/undefeated-boxers/_r/-/datapackage.json
Key Files
Start with these files — they give you everything you need to understand and access the dataset.
datapackage.json— metadata & schema
https://datahub.io/fivethirtyeight/undefeated-boxers/_r/-/datapackage.json
README.md— documentation
https://datahub.io/fivethirtyeight/undefeated-boxers/_r/-/README.md
Typical Usage
- 1. Fetch datapackage.json to inspect schema and resources
- 2. Download data resources listed in datapackage.json
- 3. Read README.md for full context
Data Files
Explore with AIundefeated
| Field | Type | Format |
|---|---|---|
| name | string | default |
| url | string | default |
| date | date | default |
| wins | integer | default |
Download
Download CSVAbout
- Last updated
- 12 March 2026
- Total rows
- ...
- Format
- CSV
- File size
- 124 kB
About this dataset
Undefeated Boxers
This directory contains the data behind the story Mayweather Is Defined By The Zero Next To His Name.
Data on boxing matches of undefeated boxers from http://boxrec.com/.
| Header | Definition |
|---|---|
| name | Boxer's Name |
| date | Date of the match |
| wins | Number of cumulative wins for the boxer including the match at the specified date |
| url | URL with boxer's record |
This dataset was scraped from FiveThirtyEight - undefeated-boxers