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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

Open vs. Closed Captions: What's the Difference? Why Does It Matter?

Understand open captions vs. closed captions, how each supports accessibility, and which option works best for your video content.

March 4, 2026

How to Record Audio on an iPhone in Three Different Ways

Master iPhone audio recording with our complete guide. Learn to use Voice Memos, Rev's recorder app, and online tools—plus how to get your audio transcribed.

December 18, 2025

Transcript to Trial: Leveraging Deposition Technology

Discover how firms are saving 12 hours per week and per attorney by switching to deposition technology with this whitepaper from Rev. Click to download.

November 20, 2025

Building a Speech Recognition System vs. Buying or Using an API

Pros and cons of building your own speech recognition engine or system vs using a pre built service or API that converts speech to text

November 5, 2025
Donald Trump Coronavirus Task Force Update Transcript March 21

Donald Trump Coronavirus Task Force Update Transcript March 21

Donald Trump, Mike Pence, Dr. Fauci, and more from the Coronavirus Task Force provided new COVID-19 updates on March 21. Full transcript here.

March 21, 2020
Donald Trump & Coronavirus Task Force March 20 Press Conference Transcript: Trump Spars with Reporters in Fiery Briefing

Donald Trump & Coronavirus Task Force March 20 Press Conference Transcript: Trump Spars with Reporters in Fiery Briefing

Donald Trump and the Coronavirus Task Force held an update briefing, in which Trump had some fiery exchanges with reporters. He angrily defended his handling of the virus, and promoted the drug hydroxychloroquine as a prophylactic. This claim was then refuted later by Dr. Fauci. Read the full transcript here.

March 20, 2020
Coronavirus Task Force Briefing: Trump Takes Shots at the Media

Coronavirus Task Force Briefing: Trump Takes Shots at the Media

Donald Trump, Mike Pence, and the Coronavirus Task Force held an update today on COVID-19. Trump lambasted the media, “fake news,” and how the media has been unfair to him. Read the full transcript of their March 19 news conference.

March 19, 2020
Newsom Orders CA to Stay Home Due to COVID: Transcript

Newsom Orders CA to Stay Home Due to COVID: Transcript

Governor Gavin Newsom of California issued an order for all 40 million residents to stay at home. Read the transcript of his announcement here.

March 19, 2020
Donald Trump and COVID Task Force Briefing: Invokes Defense Production Act, Calls COVID-19 "Chinese Virus"

Donald Trump and COVID Task Force Briefing: Invokes Defense Production Act, Calls COVID-19 "Chinese Virus"

Donald Trump and the Coronavirus Task Force held a press conference on March 18. He invoked the Defense Production Act. He also referred to COVID-19 as the “Chinese virus.” Read the full transcript right here.

March 18, 2020
Boris Johnson Says UK Schools Will Close Indefinitely Due to Coronavirus

Boris Johnson Says UK Schools Will Close Indefinitely Due to Coronavirus

Prime Minister Boris Johnson gave a speech today, informing the British people that United Kingdom schools would close indefinitely. Read the full transcript of his full update on COVID-19.

March 18, 2020

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