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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
Boris Johnson UK Coronavirus Briefing Transcript April 30th

Boris Johnson UK Coronavirus Briefing Transcript April 30th

Prime Minister Boris Johnson returned to give his first coronavirus press conference for the United Kingdom since being infected with COVID-19. Read the full transcript of his April 30 briefing.

April 30, 2020
Donald Trump Coronavirus Briefing Transcript on Protection for Seniors April 30

Donald Trump Coronavirus Briefing Transcript on Protection for Seniors April 30

Donald Trump held an April 30 press conference on protection for senior citizens from COVID-19. He was joined by Tennessee governor Bill Lee. Read the full transcript here.

April 30, 2020
Jerome Powell Federal Reserve Coronavirus Press Conference Transcript

Jerome Powell Federal Reserve Coronavirus Press Conference Transcript

Fed chair Jerome Powell held a press conference on April 29 on COVID-19 and its economic impact. He said second-quarter economic data is going to be worse than anything we’ve ever seen before, and the Fed would do anything it can to support the economy.

April 29, 2020
New Zealand COVID-19 Briefing Transcript April 29

New Zealand COVID-19 Briefing Transcript April 29

Prime Minister Jacinda Ardern and Director of Health Ashley Bloomfield held a New Zealand coronavirus press briefing on April 29. Full transcript is here.

April 29, 2020
Donald Trump & Louisiana Governor Edwards Meeting Transcript

Donald Trump & Louisiana Governor Edwards Meeting Transcript

Louisiana Governor John Bel Edwards met with Trump at White House to discuss Louisiana’s response to COVID-19 on April 29. Read the full transcript of their meeting.

April 29, 2020
Donald Trump Ron DeSantis Press Conference Transcript

Donald Trump Ron DeSantis Press Conference Transcript

President Trump and Governor of Florida Ron DeSantis held a joint press briefing on April 28. Read the full transcript of their meeting.

April 28, 2020

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