How Voice AI Actually Works Behind the Scenes

9 min

Discover the fascinating neural networks and AI components that power Alexa, Siri, and Google Assistant, from wake word detection to natural speech synthesis.

How Voice AI Actually Works Behind the Scenes

How This Personalized Podcast Was Made

This podcast was created using BeFreed's AI, based on selected books, the creator's learning goals, and their preferred tone.

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"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum
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108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC
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254
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17

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore
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"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

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"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

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"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

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"It is great for me to learn something from the book without reading it."

@OojasSalunke
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"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn
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"Makes me feel smarter every time before going to work"

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"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA
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117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw
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"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum
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comments
12
likes
108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC
platform
comments
254
likes
17

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore
platform
star
star
star
star
star

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful
platform
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4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP
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"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

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"It is great for me to learn something from the book without reading it."

@OojasSalunke
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"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn
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37
likes
483

"Makes me feel smarter every time before going to work"

@Cashflowbubu
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