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A magnifying glass magnifying the word "topic" on a yellow background
Speech to Text Technology

Extract Topics from Transcribed Speech with Node.js

Rev AI's Topic Extraction API identifies the main topics in a speech transcript. Learn how to get started with our guide.

Vikram Vaswani
|
June 15, 2022
A man looks a tablet while standing in a data center
Artificial Intelligence

Rev AI Expands Its Presence in the European Union

Rev AI has launched our very first European data processing center in Frankfurt, Germany, so customers can store and process data in the US or EU.

Ajita Mishra
|
June 6, 2022
Six images in a grid pattern of microphones
Rev Spotlight

Get Started with Rev AI using PHP

To help developers integrate our APIs into their applications, we offer SDKs for Node, Java and Python. Learn more about how to use Rev AI with PHP.

Vikram Vaswani
|
May 30, 2022
An illustration of a blue speech bubble with the word "hello" in several different languages
Rev Spotlight

Transcribe Audio with Automatic Language Identification using Node.js and Rev AI Webhooks

Learn how our AI webhooks and Node.js can help you transcribe audio with automatic language identification.

Vikram Vaswani
|
May 16, 2022

How to Convert Audio Files to Text Documents

Audio to text converters offer a new way of keeping track of important information. In the past, one person would be designated...

November 22, 2023

How to Add Captions & Subtitles to Facebook Video Ads

Add accurate caption files to all of your Facebook video ads. This will help reach more people, since over 80% of Facebook videos are watched without sound.

November 22, 2023

Add Text to Video Online

Did you know that over 100 million hours of Facebook videos are watched every day? Considering that as many as 85% of those views occur with the sound

November 22, 2023

Voicemail Transcription for Android Guide

Why transcribe voicemail messages? You may not have thought of using text transcription to save your voicemail messages, but there are some very good reasons to do so.

November 22, 2023
Space Command Announcement

Space Command Announcement

Donald Trump announces Space Command headquarters relocation. Read the transcript here.

September 3, 2025
Navarro Press Gaggle 9/01/25

Navarro Press Gaggle 9/01/25

Trump's top trade advisor Peter Navarro speaks to reporters outside the White House. Read the transcript here.

September 2, 2025
AFL-CIO  Labor Day Event

AFL-CIO Labor Day Event

AFL-CIO President Liz Shuler and other union leaders speak in Los Angeles at Labor Day event. Read the transcript here.

September 2, 2025
Noem on Face the Nation

Noem on Face the Nation

Full interview with Homeland Security Secretary Kristi Noem on Face the Nation. Read the transcript here.

September 2, 2025
Illinois Governor JB Pritzker Interview

Illinois Governor JB Pritzker Interview

Full interview with Illinois Governor JB Pritzker on Face the Nation. Read the transcript here.

September 2, 2025
Stephen Miller Press Gaggle

Stephen Miller Press Gaggle

White House adviser Stephen Miller discusses Trump's immigration crackdown and CDC turmoil. Read the transcript here.

August 31, 2025

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