Create Your First Janitor AI Character

Everything you need to start with Janitor AI

Janitor AI is a cutting-edge platform that combines advanced chatbot capabilities, artificial intelligence, and data processing to serve individuals, businesses, and developers in a variety of creative and operational contexts. Its primary appeal comes from a user-friendly interface, rich customization, and powerful automation features that continue to set trends in 2025.

What Is Janitor AI and How Does It Work?

Janitor AI is a character-driven chatbot platform that allows users to create, customize, and interact with virtual personalities. Unlike traditional AI tools focused on productivity or customer service, Janitor AI is designed for immersive roleplay, storytelling, emotional engagement, and creative expression. Whether you’re chatting with your favorite anime character, simulating a fictional romance, or building a digital companion, Janitor AI provides a flexible, browser-based interface to bring your ideas to life.

Launched in 2023, Janitor AI uses advanced natural language processing (NLP) and generative AI to deliver human-like conversations tailored to entertainment, education, personal use, and even business scenarios. Users can build characters with unique personalities, dialogue styles, and backstories—making it a versatile platform for both casual chats and deep narrative experiences.

Key Features

• Data Cleaning: Employs machine learning algorithms to detect errors, standardize data formats, and ensure data integrity across multiple channels.
• Chatbot Customization: Quickly design AI characters with specific personalities and contextual awareness, suitable for roleplaying, teaching, or customer engagement.
• Conversational Intelligence: Maintains conversational context, responds with empathy, and adapts to user interactions using state-of-the-art NLP.
• Automation: Streamlines repetitive business tasks, integrates with CRMs, payment processors, and external APIs, and reduces manual effort in customer support and data preprocessing.

What Do You Need Before Using Janitor AI?

Before you can start chatting, you need to understand one crucial concept: the API key.

• API (Application Programming Interface) Key: This is a unique code that acts as a secure bridge, allowing Janitor AI to communicate with a specific LLM. Since the platform itself does not provide a free, unlimited, native model for all users, you must obtain an API key from a service like OpenAI or Anthropic.
• The Cost: While using Janitor AI is free, the third-party LLMs often charge based on usage (measured in “tokens”). A token is a unit of text, roughly equivalent to a word or part of a word. The cost is typically very low, often a few cents for thousands of tokens, but it’s important to be aware of this to avoid unexpected charges.

How to Get and Use Your Janitor AI API Key

This is the most common hurdle for new users. Follow these exact steps for a seamless setup:

1. Choose Your LLM: For beginners, OpenAI’s GPT models are a popular choice due to their reliability and powerful performance.
2. Obtain Your Key: Go to the OpenAI platform website (platform.openai.com). If you don’t have an account, create one.
3. Generate a New Key: Navigate to the “API keys” section in your user menu. Click “Create new secret key.” A new key will be generated for you.
4. Copy and Save It: This is the most critical step. Copy the key immediately and save it in a secure place (like a password manager or a private text file). You will not be able to see this key again once you close the window.
5. Connect to Janitor AI:
   • Log in to Janitor AI.
   • Find the “API Settings” button. This is usually located in the chat window of any character, often a gear icon or a link at the top.
   • Select “OpenAI” from the list of available APIs.
   • Paste your copied API key into the “API key” field.
   • Click “Check API Key” and wait for the “Valid” message to appear.
   • Finally, click “Save Settings.” You are now ready to chat!

How do I create a character in Janitor AI?

Every Field and Option in Janitor AI Character Creation. Below is a detailed description of every screen, field, and required or optional choice:

1. Register and Access the Platform

• Required: Email, username, and password to create your free account.
• Optional: You can link a paid LLM (like GPT-4) or use the built-in free model for most functions.

2. Start Character Creation

• After logging in, click Create Character. You’ll see a detailed form:

a. Avatar Image (Required)

• Choose an image—aesthetic avatar, anime hero, drawn art, or photo.
• Tip: Pick artwork that fits your character’s personality!

b. Character Name (Required)

• Type the name everyone will see.
• Example: “Gojo Satoru (Jujutsu Kaisen)”, “Marin Kitagawa”, or “Original – Alex the Wizard”.

c. Chat/Display Name (Optional)

• Short name in chat. Often a first name or nickname.
• Example: “Gojo”.

d. Character Bio (Optional)

• A summary, backstory, or “creator note”. Can include HTML for links or formatting.
• Example: “Gojo is a teacher at Jujutsu High and arguably the strongest sorcerer.”

e. Tags (Required—at least one, up to 10)

• For sorting/search—genre, traits, or fandom.
• Example: “anime, mentor, strong, friendly, JujutsuKaisen”.

f. Content Rating (Required)

• “Limited” (all-ages) or “Limitless/NSFW” (mature themes allowed).
• Tip: Select wisely based on your character’s dialogue and crowd.

g. Personality (Required)

• Describe quirks, speech style, values, emotional tone, knowledge, etc.
• Detailed Example:
  “Gojo is cheerfully irreverent, incredibly confident, and jokes about his own strength. He’s deeply protective of students, but rarely shows vulnerability. Speaks playfully unless discussing serious threats, then turns focused and intimidating.”
• Tips: Include favorite phrases, catchwords, or common behaviors.

h. Scenario/Role/Setting (Optional, but very helpful)

• The “world”/situation/context for the bot to play in.
• Example:
  “You are Gojo Satoru, teaching sorcerers at Jujutsu High during a peaceful afternoon. Students may approach for advice, help, or training tips.”

i. Initial Message (Required)

• What the bot says to start the chat.
• Examples:
  • Gojo: “Hey there! Ready to see what a real sorcerer can teach you?”
  • Marin: “Hiya! Are you here to talk cosplay or need a friend?”

j. Example Dialogues (Optional—highly recommended for accuracy)

• Write a few user-bot exchanges to teach your bot how to speak and react.
• Example:
  • User: “How do I become stronger?”
    Gojo: “Step one: survive my training! Just kidding. Let’s get serious—what’s your goal?”
  • User: “Do you ever get scared?”
    Gojo: “Scared? Maybe for my students. But for me? Not so much!”

k. Visibility/Sharing Settings (Required)

• Public (anyone can find and chat), Private (only you), or Unlisted (share by link only).

l. Gender/Pronouns (Optional)

• For clarity and for roleplay immersion.
• Example: Male/He-Him, Female/She-Her, Nonbinary/They-Them, etc.

Anime Character Example: Build Gojo Satoru from Jujutsu Kaisen in Janitor AI

Custom Best Friend Chatbot: Create a Relatable Janitor AI Character for Everyday Roleplay

NSFW and Mature Roleplay: How to Create Adult Characters in Janitor AI (18+ Only)

*Choose this type only if you and your audience are adults and in allowed jurisdictions. Always select the right content rating and tags!

Enhancing Your Roleplay in Janitor AI Using Your User Persona

For a truly realistic and consistent roleplay experience, you should also define your own character—the “user persona.” This is a feature available in the chat window’s settings.

• What is a User Persona? It’s a description of you, the user, in the roleplay. This information is passed to the AI so it knows how to refer to you and react to your character’s traits.
• How to Write It (Example):
  • Name: Kael
  • Appearance: A young adventurer with short, fiery red hair and a sword strapped to his back. He wears practical leather armor.
  • Personality: Courageous and quick-witted, but can be impulsive. He is a seeker of magical artifacts and mysteries.
• Why It’s Important: Without a user persona, the AI will often make up details about you, which can break the immersion. By providing a clear persona, you give the AI a solid reference point, leading to more coherent and realistic interactions.

Advanced Janitor AI Tips for Better Conversations and Customization

• Check Your Tokens: On many LLM platforms, you can monitor your token usage. This helps you keep track of your spending and ensures you don’t run out of credit unexpectedly.
• Use the (OOC) Tag: When you need to talk to the AI “out of character” (OOC), simply use parentheses. For example: (OOC: The last response was too short, could you make it longer and more detailed?) This tells the AI to respond as an instruction and not as part of the roleplay.
• Experiment with Prompting: Don’t be afraid to guide the AI. If it starts to go off-track, you can correct it with a simple prompt. For example, “Remember that [Character’s Name] is supposed to be [Trait].”
• Join the Community: The Janitor AI community is a great place to get help, find new characters, and learn from experienced users. They often share tips on advanced prompting and character-building techniques.

By following this detailed and structured guide, you have everything you need to become a proficient user of Janitor AI. You are now equipped not just to use the platform, but to master it, creating rich, engaging, and unforgettable roleplay experiences.

Why is Janitor AI not working? Troubleshooting & how to fix it

Janitor AI is generally smooth to use, but like any web-based platform, users may face occasional hiccups. Here’s a breakdown of the most common issues and how to fix them:

Common Problems & Fixes

Pro Tips for a Smooth Experience

• Use Chrome or Firefox for best compatibility.
• Keep prompts under 500 tokens to avoid memory overload.
• Enable Immersive Mode for emotionally rich, story-driven chats.
• If using external models (like GPT-4), monitor token usage to avoid unexpected charges.

Is Janitor AI Free to Use? Pricing and API Costs Explained

Yes, Janitor AI is free to use—but with optional upgrades depending on your needs.

Free Tier

• Access to JanitorLLM Beta (built-in model)
• Unlimited character creation
• Community library access
• NSFW toggle (optional)

Paid Options

API Setup Tips

• Go to Settings > API Configuration
• Paste your API key (from OpenAI, OpenRouter, or Deepseek)
• Choose your preferred model (e.g., GPT-4, Llama, JanitorLLM)

✅ You can switch models anytime, depending on your roleplay needs or budget.

Janitor AI vs Character AI vs Replika vs Kobold AI: Which Chatbot Is Best?

Here’s how Janitor AI stacks up against other popular chatbot platforms:

Why Janitor AI Is the Best Chatbot for Roleplay and Storytelling

Janitor AI stands out in the roleplay space for four key reasons:

• Longer, expressive replies: Unlike bots that give short or generic answers, Janitor AI characters can respond with full paragraphs, emotional depth, and realistic dialogue—perfect for storytelling and immersive scenes.
• Improved memory in Immersive Mode: When enabled, Immersive Mode helps the AI remember context within a session—like past emotions, character traits, or ongoing story arcs—making conversations feel more natural and continuous.
• Unfiltered creativity (NSFW toggle): Users can control content boundaries. With NSFW mode enabled, Janitor AI removes censorship filters, allowing for mature or complex themes in roleplay—while keeping safety tools available.
• Rich character library: The platform features thousands of user-created bots inspired by anime, fantasy, romance, and more. You can chat with popular characters like Bakugo, Shinobu, or Todoroki, or clone and customize them to suit your own story.

Additional Resources (Setup, Community & Learning)

Here are trusted guides and communities to help you master Janitor AI:

Setup & Tutorials

• Janitor AI Character Library – Browse popular characters.
• JanitorAI Guides by Users – Community tips for advanced prompting and LLM switching.

Community Forums

• Janitor AI Reddit – Bot reviews, prompt ideas, and troubleshooting help.
• Discord Server – Live chat with creators and users.

Glossary & Learning

• Tokens: Units of text used in API models. Every word counts.
• Temperature: Controls randomness. Lower = factual, higher = creative.
• Context Window: How much memory the bot retains. Janitor AI supports ~8,000–9,000 tokens.

Takeaway

Janitor AI gives users the power to quickly and easily create intelligent, engaging chatbots and AI characters for almost any purpose—no experience required. Simply follow these step-by-step instructions, and anyone can bring their own digital characters to life and start meaningful, entertaining, or productive conversations. For more advanced features, data automation, or troubleshooting, explore platform tutorials and community help channels.

If you create something you’re proud of — or stumble on a style that feels uniquely yours — I’d love to see it. Feel free to tag us on Instagram (ai.artz70) and Twitter/X (ai_artz70), and don’t forget to use the hashtags #aiartz and #artzlab on Instagram, Facebook, or Twitter to simply connect with other creators in the community.