/RealChar

๐ŸŽ™๏ธ๐Ÿค–Create, Customize and Talk to your AI Character/Companion in Realtime(All in One Codebase!). Have a natural seamless conversation with AI everywhere(mobile, web and terminal) using LLM OpenAI GPT3.5/4, Anthropic Claude2, Chroma Vector DB, Whisper Speech2Text, ElevenLabs Text2Speech๐ŸŽ™๏ธ๐Ÿค–

Primary LanguageSwiftMIT LicenseMIT

RealChar. - Your Realtime AI Character


RealChar-logo

๐ŸŽ™๏ธ๐Ÿค–Create, customize and talk to your AI Character/Companion in realtime๐ŸŽ™๏ธ๐Ÿค–

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โœจ Demo

Try our site at RealChar.ai

Demo 1 - with AI Elon about cage fight!

elon-edit-camera.mp4

Demo 2 - with AI Raiden about AI and "real" memory

raiden.mp4

Demo settings: Web, GPT4, ElevenLabs with voice clone, Chroma, Google Speech to Text

๐ŸŽฏ Key Features

  • Easy to use: No coding required to create your own AI character.
  • Customizable: You can customize your AI character's personality, background, and even voice
  • Realtime: Talk to or message your AI character in realtime
  • Multi-Platform: You can talk to your AI character on web, terminal and mobile(Yes. we open source our mobile app)
  • Most up-to-date AI: We use the most up-to-date AI technology to power your AI character, including OpenAI, Anthropic Claude 2, Chroma, Whisper, ElevenLabs, etc.
  • Modular: You can easily swap out different modules to customize your flow. Less opinionated, more flexible. Great project to start your AI Engineering journey.

๐Ÿ”ฌ Tech stack

RealChar-tech-stack

๐Ÿ“š Comparison with existing products

๐Ÿ‘จโ€๐Ÿš€ Prerequisites

Before you begin setting up this project, please ensure you have completed the following tasks:

0. Setup tutorial

1. LLM - OpenAI API Token

๐Ÿ‘‡click me This application utilizes the OpenAI API to access its powerful language model capabilities. In order to use the OpenAI API, you will need to obtain an API token.

To get your OpenAI API token, follow these steps:

  1. Go to the OpenAI website and sign up for an account if you haven't already.
  2. Once you're logged in, navigate to the API keys page.
  3. Generate a new API key by clicking on the "Create API Key" button.
  4. Copy the API key and store it safely.
  5. Add the API key to your environment variable, e.g. export OPENAI_API_KEY=<your API key>

1.1 (Optional) Prepare LLM - Anthropic(Claude 2) API Token

๐Ÿ‘‡click me

To get your Anthropic API token, follow these steps:

  1. Go to the Anthropic website and sign up for an account if you haven't already.
  2. Once you're logged in, navigate to the API keys page.
  3. Generate a new API key by clicking on the "Create Key" button.
  4. Copy the API key and store it safely.
  5. Add the API key to your environment variable, e.g. export ANTHROPIC_API_KEY=<your API key>

2. (Optional) Prepare Speech to Text - Google Cloud API

๐Ÿ‘‡click me

To get your Google Cloud API credentials.json, follow these steps:

  1. Go to the GCP website and sign up for an account if you haven't already.
  2. Follow the guide to create a project and enable Speech to Text API
  3. Put google_credentials.json in the root folder of this project. Check GCP website
  4. Change SPEECH_TO_TEXT_USE to use GOOGLE in your .env file

3. Prepare Text to Speech - ElevenLabs API Key

๐Ÿ‘‡click me 1. Creating an ElevenLabs Account Visit [ElevenLabs](https://beta.elevenlabs.io/) to create an account. You'll need this to access the text to speech and voice cloning features.
  1. In your Profile Setting, you can get an API Key. Save it in a safe place.

  2. Set API key in your .env file:

ELEVEN_LABS_API_KEY=<api key>

๐Ÿ’ฟ Installation via Python

  • Step 1. Clone the repo
    git clone https://github.com/Shaunwei/RealChar.git && cd RealChar
  • Step 2. Install requirements
    # for mac
    brew install portaudio
    brew install ffmpeg
    # for ubuntu
    sudo apt update
    sudo apt install portaudio19-dev
    sudo apt install ffmpeg
    • Then install all python requirements
    pip install -r requirements.txt
  • Step 3. Create an empty sqlite database if you have not done so before
    sqlite3 test.db "VACUUM;"
  • Step 4. Run db upgrade
    alembic upgrade head
  • Step 5. Setup .env: update API keys and select module
    cp .env.example .env
  • Step 6. Run server with cli.py or use uvicorn directly
    python cli.py run-uvicorn
    # or
    uvicorn realtime_ai_character.main:app
  • Step 7. Run client:
    • Use GPT4 for better conversation and Wear headphone for best audio(avoid echo)
    • Web client: Open your web browser and navigate to http://localhost:8000
    • (Optional) Terminal client: Run the following command in your terminal
    python client/cli.py
    • (Optional) mobile client: open client/mobile/ios/rac/rac.xcodeproj/project.pbxproj in Xcode and run the app
  • Step 8. Select one character to talk to, then start talking

(Optional) ๐Ÿ“€ Installation via Docker

๐Ÿ‘‡click me
  1. Docker image: you can use our docker image directly

    docker pull shaunly/real_char:latest

    (Or you want build yourself) Build docker image

    python cli.py docker-build

    If you have issues with docker (especially on a non-Linux machine), please refer to https://docs.docker.com/get-docker/ (installation) and https://docs.docker.com/desktop/troubleshoot/overview/ (troubleshooting).

  2. Run docker image with .env file

    python cli.py docker-run
  3. Go to http://localhost:8000 to start talking or use terminal client

    python client/cli.py

โญ๏ธ Star History

Star History Chart

๐Ÿ“ Roadmap

  • Launch v0.0.0 and build a community
  • Add more characters
  • Move away from Vanilla JS
  • Launch mobile app
  • Add authentication

๐Ÿซถ Contribute to RealChar

Please check out our Contribution Guide!

๐ŸŽฒ Community