RhymeBrain API

by rhymebrain.com

Language and text Added on November 1st, 2026

What it does

RhymeBrain is a rhyming dictionary with an API for word games, songwriting tools and poetry apps. The getRhymes function returns rhyming words with a score, syllable count and word frequency, getWordInfo gives pronunciation in ARPAbet and IPA, and getPortmanteaus blends words. Call rhymebrain.com/talk with GET parameters and get JSON or JSONP; a lang parameter selects languages such as English, German, Spanish, French and Russian. Free, no key needed, up to 350 requests an hour, with a link back to rhymebrain.com required.

API
HTTP-GET
JSON

At a glance

API key: Not needed · More APIs with no key
Pricing: Free, no key needed, up to 350 requests an hour, with a link back to rhymebrain.com required.
From the browser: Yes (CORS)
Formats: JSON
Interface: HTTP-GET
Provider: rhymebrain.com

More information: https://rhymebrain.com/api.html

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HTML

<a href="https://free-web-services.com/web-services/language/rhymebrain-api.html"><img src="https://free-web-services.com/badge.svg" width="208" height="44" alt="Listed on Free Web Services" /></a>

Markdown

[![Listed on Free Web Services](https://free-web-services.com/badge.svg)](https://free-web-services.com/web-services/language/rhymebrain-api.html)

Example request

curl

curl 'https://rhymebrain.com/talk?function=getRhymes&word=hello'

JavaScript

const response = await fetch("https://rhymebrain.com/talk?function=getRhymes&word=hello");
const data = await response.json();
console.log(data);

Python

import requests

response = requests.get(
    "https://rhymebrain.com/talk?function=getRhymes&word=hello",
    timeout=30,
)
print(response.json())

The JavaScript works in a web page as well as in Node.js 18 or newer.