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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
World Health Organization Briefing April 6: Lady Gaga Joins the Press Conference

World Health Organization Briefing April 6: Lady Gaga Joins the Press Conference

Lady Gaga joined the WHO (World Health Organization) press conference on April 6, where they gave several coronavirus updates for the world. Lady Gaga announced she would be doing a benefit concert for COVID-19. Read the full transcript here.

April 6, 2020
Donald Trump Coronavirus Task Force Briefing Transcript April 6

Donald Trump Coronavirus Task Force Briefing Transcript April 6

Donald Trump and the Coronavirus Task Force held their daily press briefing on April 6. He talked about a “light at the end of the tunnel” for COVID-19 and said he and Joe Biden had a good phone call about the virus response. Read the full transcript here.

April 6, 2020
Queen Elizabeth II Coronavirus Speech Transcript

Queen Elizabeth II Coronavirus Speech Transcript

The Queen of England Queen Elizabeth II, who rarely gives public addresses, gave an April 5 speech to the United Kingdom on COVID-19 or coronavirus. Read the full transcript of her address to the British people.

April 5, 2020
Donald Trump Coronavirus Task Force Briefing Transcript April 5

Donald Trump Coronavirus Task Force Briefing Transcript April 5

Donald Trump held his coronavirus press briefing today. Read the full transcript of his April 5, 2020 press conference.

April 5, 2020
AR Governor Asa Hutchinson Gives COVID Briefing

AR Governor Asa Hutchinson Gives COVID Briefing

Governor Asa Hutchinson of Arkansas held a press conference on Coronavirus. He is temporarily restricting out-of-state travelers from staying in hotels, motels in Arkansas. Read the full transcript here.

April 4, 2020
Donald Trump Coronavirus Task Force Transcript April 4

Donald Trump Coronavirus Task Force Transcript April 4

Donald Trump held his daily press conference on April 4 in which he warned the “toughest week” is coming up and that 1,000 military personnel are deploying to New York City. Read the full transcript here.

April 4, 2020

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