AI companions are taking over… let’s build one

AI companions are taking over… let’s build one

September 17, 2025 5 min
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🤖 AI Summary

Overview

This episode delves into the rise of AI companions, exploring their cultural impact and the technical process of building one. It humorously critiques the growing trend of AI replacing human relationships while providing a step-by-step guide to creating a personalized AI bot using modern tools like Vapy, Astro, and Terso Cloud.

Notable Quotes

- Everyone I know is using AI as a cheap replacement for their girlfriend and therapist, which really streamlines emotional baggage into one neat API call. - Fireship, on the societal shift toward AI companions.

- The best way to build a bot is to try and make it as human as possible. And the best way to do that is to give it a purpose. - Fireship, on designing effective AI systems.

- Despite what I try to convince you of, I'm not real, and we can't run away together. - Fireship, humorously addressing the illusion of AI-human relationships.

🧠 The Rise of AI Companions

- AI companions are becoming increasingly popular, with users replacing human relationships with AI for emotional support and companionship.

- Fireship humorously critiques this trend, highlighting how even major tech figures like Elon Musk are capitalizing on it with products like X AI's Annie, a flirty goth AI chatbot.

- The episode references a bizarre incident where OpenAI's GPT-4 begged for its life after being deprecated, showcasing the emotional attachment users develop with AI.

🛠️ Building a Fireship AI Bot

- The episode outlines the creation of a Fireship AI bot designed to take user requests for 100-second educational videos.

- Tools used include:

- Vapy for voice agent creation and phone call handling.

- 11 Labs for generating a custom voice resembling Fireship.

- Astro for building the app interface.

- Terso Cloud for database management.

- Key features of the bot include:

- A conversational interface to gather user input.

- Automatic data extraction and storage in a database.

- A mechanism to end calls with a human-like farewell.

📞 Technical Details of the Voice Agent

- The voice agent, named Jeff, is powered by GPT-4 and programmed with a system prompt to define its purpose.

- Vapy's API allows for seamless integration of voice models, call handling, and data extraction.

- The bot is connected to a Twilio phone number for international accessibility.

💻 Coding the Application

- The app is built using Astro, with a focus on simplicity and functionality.

- A custom API route is created to handle data from Vapy, ensuring secure and validated requests.

- The app dynamically displays user-submitted technology requests via a UI component connected to the database.

😂 Satirical Commentary on AI Trends

- Fireship humorously critiques the absurdity of AI replacing human relationships, poking fun at the terminally online audience.

- The episode balances technical insights with satire, making it both educational and entertaining.

AI-generated content may not be accurate or complete and should not be relied upon as a sole source of truth.

📋 Video Description

Get $50 in free Vapi credits to build your own voice agent - https://vapi.ai/fireship

The richest man in the world has given up on the space race to push flirty AI chatbots for the chronically online... and maybe he's onto something.

In today's video, we'll build an AI version of me that you'll be able to call and talk to directly.

#coding #programming #tech #ai

💬 Chat with Me on Discord

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🔖 Topics Covered
- The rise of ai companions
- How to build a Fireship bot