Facts API API Technical Specs & Reference

Detailed technical specifications for Facts API API including version 1.5 data.

📅 Last updated: April 20, 2026

Facts API API Overview

A full featured Facts API. REST access with json/xml/jsonp result support. On this day birth and death support, random fact, keyword search support etc. Below is the documentation for the Random Facts API calls. You can try them out right here. Click here to subscribe …

Technical Specifications

Attribute	Details
Provider	fungenerators.com
Current Version	1.5
Format	OpenAPI / JSON

Integration Information

Reference for version 1.5.

Disclaimer: Data sourced from APIs.guru.

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Technical Specifications

Attribute	Details
Provider	azure.com
Current Version	2019-08-01
Format	OpenAPI / JSON

Integration Information

Reference for version 2019-08-01.

Disclaimer: Data sourced from APIs.guru.

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Initial authorization

There are three main steps in the OAuth 2.0 authentication workflow:

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Technical Specifications

Attribute	Details
Provider	hubapi.com
Current Version	v1
Format	OpenAPI / JSON

Integration Information

Reference for version v1.

Disclaimer: Data sourced from APIs.guru.